交通标志 Áð^A(±_=bbs.3c3t.comAg¤&p34`
1 柱式轮廓标的表面平面度公差不应大于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
2 薄钢板的最小厚度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
3 小型铝合金标志板厚度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 80% B 50% C 30% D 60% Áð^A(±_=bbs.3c3t.comAg¤&p34`
5 反光膜收缩性能试验,10min收缩量为 24h收缩量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
6 反光膜收缩性能试验,反光膜试样大小应为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
C Áð^A(±_=bbs.3c3t.comAg¤&p34`
7 立柱、法兰、衡量的镀锌量为 紧固件的镀锌量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
8 立柱、法兰、衡量的镀锌厚度为 紧固件的镀锌厚度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 35um B50um C 78um D 85um Áð^A(±_=bbs.3c3t.comAg¤&p34`
9 标志板的尺寸偏差为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
±
±
±
±
10 标志板的邻边夹角的偏差为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
±0.3o BÁð^A(±_=bbs.3c3t.comAg¤&p34`
±0.4o AÁð^A(±_=bbs.3c3t.comAg¤&p34`
±0.5o DÁð^A(±_=bbs.3c3t.comAg¤&p34`
±0.6o
11人工气候加速老化试验1-4级反光膜试验时间为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 600h B 800h C 1200h D 1500h Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0.5KW/m2 B 1KW/m Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0.54×106 kJ/m2 B 2.24×106 kJ/m2 Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 4.32×106 kJ/m2 D 6.32×106 kJ/m2 Áð^A(±_=bbs.3c3t.comAg¤&p34`
14 盐雾腐蚀试验 NaCl盐溶液的浓度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3±0.1% B 4±0.1% C 5±0.5% D 5±0.1% Áð^A(±_=bbs.3c3t.comAg¤&p34`
15盐雾腐蚀试验Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
样本应在盐雾空间暴露
A 100h B 120h C 150h D 200h Áð^A(±_=bbs.3c3t.comAg¤&p34`
16 冲击试验时,实心钢球上方 处落下 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
17高低温试验的高温控制温度Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
低温控制温度为
A 50±3oC B 60±3oC C 70±3oC D 80±3oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
A -30±3oC B -40±3oC C -50±3oC D -60±3oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
18 标志杆的竖值度应保持 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A ± Áð^A(±_=bbs.3c3t.comAg¤&p34`
19 反光膜拼接时重叠部分应不小于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
20 反光膜拼接时间隙应不小于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
交通标线 Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 65%Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 70%Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 80%Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 95%
2 溶剂型标线耐磨性检验中200转/ Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 30mg B 40mg C 50mg D 60mg Áð^A(±_=bbs.3c3t.comAg¤&p34`
3 溶剂型标线耐碱性检验中,涂料要在 中浸泡 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Ca(OH)2 B Na(OH)Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
C NaClÁð^A(±_=bbs.3c3t.comAg¤&p34`
D CaCO3
A 12h B 24h C 36h D 48h Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3min B 15min C 35min D 10min Áð^A(±_=bbs.3c3t.comAg¤&p34`
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…….( ) Áð^A(±_=bbs.3c3t.comAg¤&p34`
6 热溶型标线涂料加热稳定性试验中,要求加热温度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 100oC B 150oC C 200oC D 250oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
7 热溶型标线涂料在耐候性检验后,亮度变化不得大于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 10% B 20% C 30% D 40% Áð^A(±_=bbs.3c3t.comAg¤&p34`
8玻璃珠的折射率为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 1 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
9 标线施工时污染面积不得大于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
10 玻璃珠含量测试中,要使用的溶剂原料主要包括 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
甲醇 BÁð^A(±_=bbs.3c3t.comAg¤&p34`
醋酸乙脂 CÁð^A(±_=bbs.3c3t.comAg¤&p34`
二甲苯 DÁð^A(±_=bbs.3c3t.comAg¤&p34`
稀盐酸 E 稀硫酸Áð^A(±_=bbs.3c3t.comAg¤&p34`
11 热熔型标线涂料流动度测试中,测试杯需加热到 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 100oC B 150oC C 200oC D 250oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
12 人工气候加速老化试验时间为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 600h B 1000h C 1200h D 1800h Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0.54×106 kJ/m2 B 2.24×106 kJ/m Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 2.3×106 kJ/m2 D 6.32×106 kJ/m2 Áð^A(±_=bbs.3c3t.comAg¤&p34`
14 热熔性标线涂料在以下那些场合适用 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 砂石路面Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 轮压多的重交通路面Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 积雪路面Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 半年内拟罩面的路面
15热熔型标线施工时玻璃珠含量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 10-15%Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 15-18%Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 18-25% D 25%以上
16反光型溶剂型涂料固体含量至少为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 50% B 55% C 60% D 65% Áð^A(±_=bbs.3c3t.comAg¤&p34`
17 热熔型涂料低温抗裂试验,必须试验 个周期 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 2 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
18热熔型涂料底油固体含量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 25±5% B 30±5% C 35±5% D 40±5% Áð^A(±_=bbs.3c3t.comAg¤&p34`
19 热熔型涂料底油涂布量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 100 Áð^A(±_=bbs.3c3t.comAg¤&p34`
20 水性涂料冻融稳定性试验中,低温控制在 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A -10±2oC B -5±2oC C 0±2oC D -20±2oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
21 热熔型标线涂料施工时加热温度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
加热溶剂型涂料施工时加热温度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A51-80oC B70-100oC C150-180oC D180-220oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
22 溶剂型涂料固体含量至少为 水性涂料为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 70-75% B 45-50% C50-60%Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 60-65%以上
23 施工时标线剥落面积应控制在 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0-3% B 4-6% C 7-9% D 5-8% Áð^A(±_=bbs.3c3t.comAg¤&p34`
护栏 Áð^A(±_=bbs.3c3t.comAg¤&p34`
1 风景区道路的护栏宜采用什么类型?Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 波形梁护栏Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 混凝土护栏Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 钢索护栏Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 管梁护栏
2 波形梁钢材屈服强度为 抗拉强度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 235MPa B 375-460MPa C 990MPa D 1100MPa Áð^A(±_=bbs.3c3t.comAg¤&p34`
3 判断:波形梁护栏可采用普通螺栓、螺母。 Áð^A(±_=bbs.3c3t.comAg¤&p34`
4 螺栓、螺母屈服点为 抗拉强度 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 990MPa B 1100MPa C 235MPa D 460MPa Áð^A(±_=bbs.3c3t.comAg¤&p34`
5 波形梁护栏的混凝土基础,混凝土最小标号 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 15 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
6 波形梁护栏板厚要求为Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
采用什么测量仪器?Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3±0.16mmB 4± Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 5± Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 游标卡尺C 千分尺Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 刀口尺和塞尺
7 波形梁护栏螺孔孔径允许偏差为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A a向[1 -0.5]mm B a向[2 -1] mm Áð^A(±_=bbs.3c3t.comAg¤&p34`
C b向[-1 1]mm D b向[0 1] mm Áð^A(±_=bbs.3c3t.comAg¤&p34`
8圆形波形梁护栏立柱壁厚为Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
采用什么仪器测量
A 5±0.5 B 4.5± Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺 B游标卡尺 C 千分尺D刀口尺和塞尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
9 波形梁护栏护栏板、立柱锌层平均厚度至少为 防阻块为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 78um B 85um C 50um B 39um Áð^A(±_=bbs.3c3t.comAg¤&p34`
10 波形梁护栏铝附着量测试中选用 溶液 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Ca(OH)2 B Na(OH) C NaClÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
D CaCO3
11 三氯化锑试验中试样表面用什么溶液清洗 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 石油苯 B 乙醇 C 稀盐酸 D 清水 Áð^A(±_=bbs.3c3t.comAg¤&p34`
12硫酸铜法测镀层均匀性时,试样浸泡时间为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 30s B 1minÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 2min D 5min
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 2000± Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 4000±
C 2000± Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 4000±
15 三波型护栏外观质量检测中不允许有 以上的凹凸、压痕 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 5% B 10% C 15% D 20% Áð^A(±_=bbs.3c3t.comAg¤&p34`
16 三波型护栏选用 为验收单位 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
17 混凝土护栏采用的最小混凝土标号为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 15 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
18 混凝土立柱损边损角长度不得大于 cm Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
2 BÁð^A(±_=bbs.3c3t.comAg¤&p34`
19 现场浇注的混凝土最大横缝间距为 m Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
5 BÁð^A(±_=bbs.3c3t.comAg¤&p34`
20 缆索护栏的缆索直径应控制在 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 18± Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 20±0.5mmC10±
21 缆索护栏立柱的竖直度不能大于 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
隔离设施 Áð^A(±_=bbs.3c3t.comAg¤&p34`
1 隔离网的质量检测主要包括 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 外观质量Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 镀层质量 C 几何尺寸D 材料性能
2 钢板网面的长宽采用以下那些仪器测量 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
3型钢壁厚采用什么测量仪器,弯曲度采用什么仪器 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 游标卡尺C 千分尺D 刀口尺和塞尺
4 钢板网隔离栅栏丝梗厚度采用什么测量仪器? Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺和塞尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
5 编制网的镀锌着量采用什么试验?Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
镀层均匀性测试采用什么试验?
A 目测Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
手触Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 三氯化锑
C 硫酸铜试验法 D 锤击试验 Áð^A(±_=bbs.3c3t.comAg¤&p34`
6 刺丝网的刺距测量采用什么仪器? Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺B 游标卡尺C 千分尺D 刀口尺和塞尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
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? Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 2%Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 3% C 4%Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 5%
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
8 混凝土立柱采用的混凝土标号至少为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 20 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
9钢板厚度为3- Áð^A(±_=bbs.3c3t.comAg¤&p34`
立柱、斜撑的最小镀锌质量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
10 镀铝构件的铝附着量为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 90- Áð^A(±_=bbs.3c3t.comAg¤&p34`
11 混凝土立柱损边损角长度小于 cm Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
3 BÁð^A(±_=bbs.3c3t.comAg¤&p34`
6
12 三氯化锑试验中试样表面用什么溶液清洗 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 石油苯 B 乙醇 C 稀盐酸 D 清水 Áð^A(±_=bbs.3c3t.comAg¤&p34`
13 镀铝层附着量采用的试验溶液材料有 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A SbCl3 B Sb2Cl Áð^A(±_=bbs.3c3t.comAg¤&p34`
C
盐酸Áð^A(±_=bbs.3c3t.comAg¤&p34`
D 硫酸
14硫酸铜法测镀层均匀性时,可采用以下什么容器 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 玻璃烧杯 B 铁桶 C 玻璃烧瓶 Áð^A(±_=bbs.3c3t.comAg¤&p34`
15硫酸铜法测镀层均匀性时,试样浸泡时间为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 30s B 1minÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 2min D 5min
16 判断:当析出铜的面积达到 Áð^A(±_=bbs.3c3t.comAg¤&p34`
17 判断:附着性能试验中,试验缠绕速度越快越好 Áð^A(±_=bbs.3c3t.comAg¤&p34`
18 判断附着性能试验中,试验缠绕最小圈数为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 6圈Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
B 10圈Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 15圈 D 18圈
19 钢板网丝梗厚度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 2± Áð^A(±_=bbs.3c3t.comAg¤&p34`
20 钢管立柱的弯曲度应控制在 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A ± Áð^A(±_=bbs.3c3t.comAg¤&p34`
21用测厚仪测镀层厚度时,在不同的断面测几次 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
22 网面平整度要求达到 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A ± Áð^A(±_=bbs.3c3t.comAg¤&p34`
视线诱导及防眩设施 Áð^A(±_=bbs.3c3t.comAg¤&p34`
1 柱式轮廓标的表面平面度要达到 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
2 柱式轮廓标的表面平面度采用什么测量仪器 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢卷尺 B 游标卡尺 C 千分尺 D 刀口尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
3 轮廓标的测试及存放温度及湿度应为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 25 oC 80% B 40 oC 50% Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 30 oC 65% D 20 oC 65% Áð^A(±_=bbs.3c3t.comAg¤&p34`
4 轮廓标耐油性测试中用 擦拭放射体 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 汽油 B 煤油 C 松节油 D 乙醇 Áð^A(±_=bbs.3c3t.comAg¤&p34`
5 轮廓标耐溶剂性测试中用 擦拭试验 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 汽油 B 煤油 C 松节油 D 乙醇 Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 80% B 50% C 30% D 60% Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0.5KW/m2 B 1KW/m Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 0.54×106 kJ/m2 B 2.24×106 kJ/m2 Áð^A(±_=bbs.3c3t.comAg¤&p34`
C 4.32×106 kJ/m2 D 2.16×106 kJ/m2 Áð^A(±_=bbs.3c3t.comAg¤&p34`
9 突起型路标自然曝露试验需取 个样品 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
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 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3 B Áð^A(±_=bbs.3c3t.comAg¤&p34`
11高低温试验的高温控制温度 低温控制温度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 50±3oC B 60±3oC C 70±3oC D 80±3oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
A -30±3oC B -40±3oC C -50±3oC D -60±3oC Áð^A(±_=bbs.3c3t.comAg¤&p34`
12 冲击试验时,实心钢球上方 处落下 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A Áð^A(±_=bbs.3c3t.comAg¤&p34`
13 突起路标耐压试验时,压力加载至 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 10MPa B 100MPa C 160MPa D 1000MPa Áð^A(±_=bbs.3c3t.comAg¤&p34`
14 盐雾腐蚀试验 NaCl盐溶液的浓度为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 3±0.1% B 4±0.1% C 5±0.5% D 5±0.1% Áð^A(±_=bbs.3c3t.comAg¤&p34`
15盐雾腐蚀试验Áð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
轮廓标应在盐雾空间暴露
A 110h B 150h C 240h D 360h Áð^A(±_=bbs.3c3t.comAg¤&p34`
16 判断:密封性测试时,在水中反射器逆放射面应朝下。 Áð^A(±_=bbs.3c3t.comAg¤&p34`
17 柱式轮廓竖直度应保持 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
18 反射器外形尺寸测量时应用什么工具 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 钢直尺 B 游标卡尺 C 千分尺 D 钢卷尺 Áð^A(±_=bbs.3c3t.comAg¤&p34`
19 突起路标验收时损坏及脱落个数为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 5% B 1% C 0.5% D 0.1% Áð^A(±_=bbs.3c3t.comAg¤&p34`
20 突起路标安装角度偏差为 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
±0.5o BÁð^A(±_=bbs.3c3t.comAg¤&p34`
±5o C ±10o D ±0.1o
21 防眩板在设计时应按照 原理设计 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A 完全遮光 B 部分遮光 C 全反射 A 漫反射 Áð^A(±_=bbs.3c3t.comAg¤&p34`
22 防眩设施竖直度应保持 Áð^A(±_=bbs.3c3t.comAg¤&p34`
AÁð^A(±_=bbs.3c3t.comAg¤&p34` Áð^A(±_=bbs.3c3t.comAg¤&p34`
23 防眩板安装相对高度偏差应控制在 Áð^A(±_=bbs.3c3t.comAg¤&p34`
A ± Áð^A(±_=bbs.3c3t.comAg¤&p34`