1、随着普通混凝土砂率的增大,混凝土的坍落度将(C )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、增大;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、减小;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、先增后减;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、先减后增AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
2、规范规定,普通水泥混凝土的抗弯拉强度是以( C)方式来测定的。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、小简支梁模型;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、三分点单点加载;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、三分点双点加载;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、纯拉AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
3、与沥青粘滞性无关的指标是(D )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、粘稠性;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、软化点;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、针入度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、粘附性AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
4、能够造成水泥混凝土坍落度降低的因素是( A) 。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、将卵石换成碎石;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、使用减水剂;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、将细砂改为粗砂;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、采用强制搅拌方式;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
5、沥青的(A )越大,表示沥青的感温性越低。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、软化点;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、延度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、脆点;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、针入度指数AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
6、不会影响到砂石材料取样数量的因素是( D)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、公称最大粒径;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、试验项目;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、试验内容;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、试验时间AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
7、水泥混凝土抗折强度试验,试件断裂面在规定范围之外时,该试件试验结果作废。是否在规定范围内,其判断依据是以(B)。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、两加荷点界限为准;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、两加荷点与底面中轴线交点范围为准;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、两加荷点与顶面中轴线交点范围为准;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、两加荷点与侧面中轴线交点范围为准。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
8、同组3个混凝土试件28d抗折强度试验结果分别为:5.1MPa、5.5MPa、6.5MPa,该组试件的强度代表值为(A )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、5.5MPa;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、5.3MPa;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、6.7MPa;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、作废。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
9、除道路水泥之外,修筑水泥混凝土路面最适宜的水泥品种是( C)。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、矿渣水泥;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、火山灰水泥;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、普通硅酸盐水泥;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、粉煤灰水泥;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
10、通过采用集料表干质量计算得到的密度是(B )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、表观密度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、毛体积密度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、真密度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、堆积密度。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
11、某试验荷载率(加压率)取0.5,则当初始荷载取50kPa时,下一级荷载为( A)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、100kPaAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、25kPaAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、75kPaAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、125kPaAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
12、通过直剪试验可测定土体的( D)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、压缩模量和压缩系数AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、粘聚力和内摩擦角AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、弹性模量和压缩指数AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、先期固结压力AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
13、液性指数主要应用于评价(A )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、各种土的状态AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、砂土的状态AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、粘性土的状态AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、粗粒土的状态AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
14、现行《公路土工试验规程》在土的粒组划分中,粗粒组与细粒组是以( C)为分界的AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、0.1mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、0.05mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、0.074mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、0.002mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
15、在现行《公路土工试验规程》中砾石成分的代号为:(C )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、BAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、CAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、GAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、SAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
16、现行《公路土工试验规程》中液、塑限联合测定法适用于粒径不大于(A )的土AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、0.5mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、1.0mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、2.0mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、0.25mmAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
17、用酒精燃烧法测定含水量时,试样需重复燃烧的次数为(A )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、3次AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、5次AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、2次AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、4次AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
18、用液塑限联合测定仪测试某一土样的液塑限时,其所得原始数据一般表示在什么坐标图形上:(C )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、h~wAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、lgh~wAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、lgh~lgwAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、h~lgwAkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
19、用灌砂法测定土的密度之前,需要事先标定的内容有( B)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、一项AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、两项AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、三项AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、四项AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
20、在理论上,土中含水量的概念一般定义为土中( C)的质量与土中固相物质质量之比的百分数AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、结合水和自由水AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、结合水AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、自由水AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、液相AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ