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øC0 '¨wÍÊbbs.3c3t.com)=4x(²交通标志øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
1 柱式轮廓标的表面平面度公差不应大于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1cm B 5mm C 2mm D 1mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 薄钢板的最小厚度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1mm B 2mm C 3mm D 0.5mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 小型铝合金标志板厚度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1.5mm B 2.0 mm C 3.0mm D 3.5mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 耐候性能检验时,经过老化试验后,1~3级反光膜逆放射系数不应低于原来的øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 80% B 50% C 30% D 60%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
5 反光膜收缩性能试验,10min收缩量为 24h收缩量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.8mm B 1mm C 2mm D 3.2mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 反光膜收缩性能试验,反光膜试样大小应为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 150mm×150mm B 230mm×25mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 200mm×100mm D 350mm×150mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
7 立柱、法兰、衡量的镀锌量为 紧固件的镀锌量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 350g/m2 B 500g/m2 CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
550g/m2 D 600g/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
8 立柱、法兰、衡量的镀锌厚度为 紧固件的镀锌厚度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 35um B50um C 78um D 85umøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
9 标志板的尺寸偏差为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±3mm BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±4mm CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±5mm DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±6mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
10 标志板的邻边夹角的偏差为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±0.3o BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±0.4o AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±0.5o DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±0.6oøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
11人工气候加速老化试验1-4级反光膜试验时间为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 600h B 800h C 1200h D 1500høC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
12 人工气候加速老化试验氙灯光谱长为300nm-800nm时,辐射强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.5KW/m2 B 1KW/m2 C 2KW/m2 D 3KW/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
13人工气候加速老化试验氙灯光谱长为300nm-800nm时,1200h累积辐射强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.54×106 kJ/m2 B 2.24×106 kJ/m2 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 4.32×106 kJ/m2 D 6.32×106 kJ/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
14 盐雾腐蚀试验 NaCl盐溶液的浓度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3±0.1% B 4±0.1% C 5±0.5% D 5±0.1%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
15盐雾腐蚀试验øC0 '¨wÍÊbbs.3c3t.com)=4x(²
样本应在盐雾空间暴露øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 100h B 120h C 150h D 200høC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
16 冲击试验时,实心钢球上方 处落下øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 200mm B 250mm C 300mm D 400mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
17高低温试验的高温控制温度øC0 '¨wÍÊbbs.3c3t.com)=4x(²
低温控制温度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 50±3oC B 60±3oC C 70±3oC D 80±3oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A -30±3oC B -40±3oC C -50±3oC D -60±3oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
18 标志杆的竖值度应保持øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A ±1mm/m B ±2mm/m C±3mm/m D ±4mm/møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
19 反光膜拼接时重叠部分应不小于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3mm B 4mm C 5mm D 6mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
20 反光膜拼接时间隙应不小于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1mm B 2mm C 3mm D 4mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
交通标线øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
1 溶剂型标线涂料白色涂料遮盖率要达到 黄色涂料遮盖率要达到øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 65%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 70%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 80%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 95%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 溶剂型标线耐磨性检验中200转/1000g后减重øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 30mg B 40mg C 50mg D 60mgøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 溶剂型标线耐碱性检验中,涂料要在 中浸泡øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A Ca(OH)2 B Na(OH)øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C NaCløC0 '¨wÍÊbbs.3c3t.com)=4x(²
D CaCO3øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 12h B 24h C 36h D 48høC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 热熔型标线涂料要求最大不粘胎干燥时间为 双组分涂料为 水性涂料为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3min B 15min C 35min D 10minøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
5判断:热熔型标线涂料的不粘胎干燥时间测试方法与溶剂型相同…….( )øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 热溶型标线涂料加热稳定性试验中,要求加热温度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 100oC B 150oC C 200oC D 250oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
7 热溶型标线涂料在耐候性检验后,亮度变化不得大于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 10% B 20% C 30% D 40%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
8玻璃珠的折射率为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1 B 1.5 C 5 D 10øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
9 标线施工时污染面积不得大于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
5cm2 BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
10cm2 CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
15cm2 DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
20cm2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
10 玻璃珠含量测试中,要使用的溶剂原料主要包括øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
甲醇 BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
醋酸乙脂 CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
二甲苯 DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
稀盐酸 E 稀硫酸øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
11 热熔型标线涂料流动度测试中,测试杯需加热到øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 100oC B 150oC C 200oC D 250oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
12 人工气候加速老化试验时间为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 600h B 1000h C 1200h D 1800høC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
13人工气候加速老化试验氙灯光谱长为300nm-340nm时,累积辐射强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.54×106 kJ/m2 B 2.24×106 kJ/m2 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 2.3×106 kJ/m2 D 6.32×106 kJ/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
14 热熔性标线涂料在以下那些场合适用øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 砂石路面øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 轮压多的重交通路面øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 积雪路面øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 半年内拟罩面的路面øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
15热熔型标线施工时玻璃珠含量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 10-15%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 15-18%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 18-25% D 25%以上øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
16反光型溶剂型涂料固体含量至少为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 50% B 55% C 60% D 65%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
17 热熔型涂料低温抗裂试验,必须试验 个周期øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 2 B 3 C 4 D 5øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
18热熔型涂料底油固体含量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 25±5% B 30±5% C 35±5% D 40±5%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
19 热熔型涂料底油涂布量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 100-200g/m2 B 150-200g/m2 C 250-300g/m2 D 200-250g/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
20 水性涂料冻融稳定性试验中,低温控制在øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A -10±2oC B -5±2oC C 0±2oC D -20±2oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
21 热熔型标线涂料施工时加热温度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
加热溶剂型涂料施工时加热温度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A51-80oC B70-100oC C150-180oC D180-220oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
22 溶剂型涂料固体含量至少为 水性涂料为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 70-75% B 45-50% C50-60%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 60-65%以上øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
23 施工时标线剥落面积应控制在øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0-3% B 4-6% C 7-9% D 5-8%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
护栏øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
1 风景区道路的护栏宜采用什么类型?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 波形梁护栏øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 混凝土护栏øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 钢索护栏øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 管梁护栏øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 波形梁钢材屈服强度为 抗拉强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 235MPa B 375-460MPa C 990MPa D 1100MPaøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 判断:波形梁护栏可采用普通螺栓、螺母。øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 螺栓、螺母屈服点为 抗拉强度 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 990MPa B 1100MPa C 235MPa D 460MPaøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
5 波形梁护栏的混凝土基础,混凝土最小标号øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 15 B 20 C 25 D 30øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 波形梁护栏板厚要求为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
采用什么测量仪器?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3±0.16mmB 4±0.19mm øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 5±0.1mm D 6±0.1mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 游标卡尺C 千分尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 刀口尺和塞尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
7 波形梁护栏螺孔孔径允许偏差为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A a向[1 -0.5]mm B a向[2 -1] mm øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C b向[-1 1]mm D b向[0 1] mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
8圆形波形梁护栏立柱壁厚为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
采用什么仪器测量øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 5±0.5 B 4.5±0.5øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 5 D 4øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺 B游标卡尺 C 千分尺D刀口尺和塞尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
9 波形梁护栏护栏板、立柱锌层平均厚度至少为 防阻块为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 78um B 85um C 50um B 39umøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
10 波形梁护栏铝附着量测试中选用 溶液øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A Ca(OH)2 B Na(OH) C NaCløC0 '¨wÍÊbbs.3c3t.com)=4x(²
D CaCO3øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
11 三氯化锑试验中试样表面用什么溶液清洗øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 石油苯 B 乙醇 C 稀盐酸 D 清水øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
12硫酸铜法测镀层均匀性时,试样浸泡时间为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 30s B 1minøC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 2min D 5minøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
13 判断:镀铝层附着性弯曲试验弯曲内径为试验厚度的4倍øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
14 A型波形梁护栏立柱的中心距为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 2000±50mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 4000±50mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 2000±200mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 4000±200mm øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
15 三波型护栏外观质量检测中不允许有 以上的凹凸、压痕øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 5% B 10% C 15% D 20%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
16 三波型护栏选用 为验收单位øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 200m B 500m C 1km D 2kmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
17 混凝土护栏采用的最小混凝土标号为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 15 B 20 C 25 D 30øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
18 混凝土立柱损边损角长度不得大于 cmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 C 4 D 5øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
19 现场浇注的混凝土最大横缝间距为 møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
5 BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 C 10 D 12øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
20 缆索护栏的缆索直径应控制在 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 18±0.5mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 20±0.5mmC10±0.5mm D15±0.7mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
21 缆索护栏立柱的竖直度不能大于øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
3mm/m BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
8mm/m C 10mm/m D 15mm/møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
隔离设施øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
1 隔离网的质量检测主要包括øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 外观质量øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 镀层质量 C 几何尺寸D 材料性能øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 钢板网面的长宽采用以下那些仪器测量øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
3型钢壁厚采用什么测量仪器,弯曲度采用什么仪器øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 游标卡尺C 千分尺D 刀口尺和塞尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 钢板网隔离栅栏丝梗厚度采用什么测量仪器?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺和塞尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
5 编制网的镀锌着量采用什么试验?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
镀层均匀性测试采用什么试验?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 目测øC0 '¨wÍÊbbs.3c3t.com)=4x(²
手触øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 三氯化锑øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 硫酸铜试验法 D 锤击试验øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 刺丝网的刺距测量采用什么仪器?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺和塞尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
7 钢板网焊点脱离数不得小于总焊点数的 卷网任一面积多少时要保证这个焊点数量?øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 2%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 3% C 4%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 5%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 10m2 B 15m2 C 20m2 D 25m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
8 混凝土立柱采用的混凝土标号至少为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 20 B 30 C 40 D 50øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
9钢板厚度为3-6mm时,镀锌质量平均值为 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
立柱、斜撑的最小镀锌质量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 450g/ m2 B 500g/ m2 CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
600g/ m2 D 700g/ m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
10 镀铝构件的铝附着量为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 90-120 g/ m2 B 200-300 g/ m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 300-350 g/ m2 D 400-600 g/ m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
11 混凝土立柱损边损角长度小于 cmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 C 5 DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
6øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
12 三氯化锑试验中试样表面用什么溶液清洗øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 石油苯 B 乙醇 C 稀盐酸 D 清水øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
13 镀铝层附着量采用的试验溶液材料有øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A SbCl3 B Sb2Cl3øC0 '¨wÍÊbbs.3c3t.com)=4x(²
CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
盐酸øC0 '¨wÍÊbbs.3c3t.com)=4x(²
D 硫酸øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
14硫酸铜法测镀层均匀性时,可采用以下什么容器øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 玻璃烧杯 B 铁桶 C 玻璃烧瓶 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
15硫酸铜法测镀层均匀性时,试样浸泡时间为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 30s B 1minøC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 2min D 5minøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
16 判断:当析出铜的面积达到10mm2时为试验终点øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
17 判断:附着性能试验中,试验缠绕速度越快越好øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
18 判断附着性能试验中,试验缠绕最小圈数为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 6圈øC0 '¨wÍÊbbs.3c3t.com)=4x(²
B 10圈øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 15圈 D 18圈øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
19 钢板网丝梗厚度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 2±0.18mm B 2±0.2mm C 3±0.27mm D 3±0.2mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
20 钢管立柱的弯曲度应控制在øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A ±1mm/m B ±2mm/m C±3mm/m D ±4mm/møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
21用测厚仪测镀层厚度时,在不同的断面测几次øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3 B 4 C 5 D 6øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
22 网面平整度要求达到øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A ±2mm B ±5mm C ±1cm D ±0.5cmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
视线诱导及防眩设施øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
1 柱式轮廓标的表面平面度要达到øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 1cm B 5mm C 2mm D 1mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
2 柱式轮廓标的表面平面度采用什么测量仪器øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢卷尺 B 游标卡尺 C 千分尺 D 刀口尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
3 轮廓标的测试及存放温度及湿度应为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 25 oC 80% B 40 oC 50% øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 30 oC 65% D 20 oC 65%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
4 轮廓标耐油性测试中用 擦拭放射体øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 汽油 B 煤油 C 松节油 D 乙醇øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
5 轮廓标耐溶剂性测试中用 擦拭试验øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 汽油 B 煤油 C 松节油 D 乙醇øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
6 耐候性能检验时,经过老化试验后,反光膜的逆反射系数不应低于原来的 光强度不低于原来的øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 80% B 50% C 30% D 60%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
7 轮廓标检测人工气候加速老化试验氙灯光谱长为300nm-800nm时,辐射强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.5KW/m2 B 1KW/m2 C 1024W/m2 D 3KW/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
8轮廓标检测人工气候加速老化试验氙灯光谱长为300nm-800nm时,1200h累积辐射强度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 0.54×106 kJ/m2 B 2.24×106 kJ/m2 øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
C 4.32×106 kJ/m2 D 2.16×106 kJ/m2øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
9 突起型路标自然曝露试验需取 个样品øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3 B 10 C 40 D 50øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
10 突起型路标人工气候加速老化试验要求每组样品不少于 个øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3 B 6 C 10 D 40øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
11高低温试验的高温控制温度 低温控制温度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 50±3oC B 60±3oC C 70±3oC D 80±3oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A -30±3oC B -40±3oC C -50±3oC D -60±3oCøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
12 冲击试验时,实心钢球上方 处落下øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 200mm B 250mm C 300mm D 1000mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
13 突起路标耐压试验时,压力加载至øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 10MPa B 100MPa C 160MPa D 1000MPaøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
14 盐雾腐蚀试验 NaCl盐溶液的浓度为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 3±0.1% B 4±0.1% C 5±0.5% D 5±0.1%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
15盐雾腐蚀试验øC0 '¨wÍÊbbs.3c3t.com)=4x(²
轮廓标应在盐雾空间暴露øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 110h B 150h C 240h D 360høC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
16 判断:密封性测试时,在水中反射器逆放射面应朝下。øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
17 柱式轮廓竖直度应保持øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
3mm/m BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
8mm/m CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
10mm/m DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
12mm/møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
18 反射器外形尺寸测量时应用什么工具øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 钢直尺 B 游标卡尺 C 千分尺 D 钢卷尺øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
19 突起路标验收时损坏及脱落个数为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 5% B 1% C 0.5% D 0.1%øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
20 突起路标安装角度偏差为øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±0.5o BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
±5o C ±10o D ±0.1oøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
21 防眩板在设计时应按照 原理设计øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A 完全遮光 B 部分遮光 C 全反射 A 漫反射øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
22 防眩设施竖直度应保持øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
AøC0 '¨wÍÊbbs.3c3t.com)=4x(²
3mm/m BøC0 '¨wÍÊbbs.3c3t.com)=4x(²
5mm/m CøC0 '¨wÍÊbbs.3c3t.com)=4x(²
10mm/m DøC0 '¨wÍÊbbs.3c3t.com)=4x(²
12mm/møC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
23 防眩板安装相对高度偏差应控制在øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
A ±3mm B ±5mm C ±10mm D ±20mmøC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²
øC0 '¨wÍÊbbs.3c3t.com)=4x(²