小弟以前没有接触过检测,这次复习备考有好些看书也没找到答案的问题,请哪位知道的帮忙解答一下,谢谢了á àµSDbbs.3c3t.com;´N~òø
1拌和沥青混合料时,一般矿料本身的温度应( )。á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
A、高于拌和温度;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
B、低于拌和温度;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
C、与拌和温度相同;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
D、视混合料类型定。á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
2对同一种土体分别用直剪试验的三种方法进行试验,所得内摩擦角最大的为( )á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
A、快剪á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
B、慢剪á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
C、固结快剪á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
D、不确定á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
3软化点试验,升温速度过慢,软化点测值( )。á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
A、偏大;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
B、偏小;á àµSDbbs.3c3t.com;´N~òø
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C、因沥青而异;á àµSDbbs.3c3t.com;´N~òø
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D、无影响。á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
4一马歇尔试件的质量为1200g,高度为65.5mm,制作标准高度为63.5mm的试件,混合料的用量应为( )。(请说说是怎么计算的)á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
A、1152g;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
B、1182g;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
C、1171g;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
D、1163gá àµSDbbs.3c3t.com;´N~òø
5如果已知某沥青等级为90,则在针入度试验中三次平行试验的最大值和最小值间的允许偏差为( )(0.1mm)。á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
A、4;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
B、3;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
C、2;á àµSDbbs.3c3t.com;´N~òø
á àµSDbbs.3c3t.com;´N~òø
D、6;á àµSDbbs.3c3t.com;´N~òø
6。国家规定的水泥初终凝时间各是多少? 7:精确数值后的数字是四舍五入还是别的处理方法?á àµSDbbs.3c3t.com;´N~òø