1、蜡对沥青路用性能的影响主要为( AB)。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、高温时沥青变软;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、低温变脆;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、集料与沥青的粘附性能;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、路面抗滑性能;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
2、在进行沥青针入度试验时,应严格控制(ABD )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、温度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、针与针连杆的总质量;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、隔离剂的调配;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、针尖与试样表面的接触AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
3、影响沥青和矿料之间粘附性的因素包括有(ACD )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、拌和机械的拌和效果;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、拌和时矿料的干燥程度;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、矿料的酸碱性;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、矿料的表面的粗糙性AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
4、过高的水灰比对水泥混凝土造成的消极影响是(AD )。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、粘聚性和保水性较差;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、消耗更多的水泥;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、耐久性不好;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、不利于强度的提高AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
5、混凝土用砂应尽量采用(AC )的砂。AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、空隙率小;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、粒径分布集中;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、总表面积小;AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、空隙率和总表面积均较大AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
6、现行《公路土工试验规程》中常用测定土含水量的方法为:(AC )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、烘干法和碳化钙气压法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、炒干法和红外线照射法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、酒精燃烧法和比重法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、微波加热法和实容法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
7、塑限测定方法有:(AD )AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、联合测定法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、圆锥仪法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、碟式仪法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、搓条法AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
8、剪切试验所得土的强度指标,可以用于( AB)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、估算地基承载力AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、评价土体稳定性AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、评价土的密实状态AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、计算地基的沉降量AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
9、土的组成不可能为( BCD)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、三相体AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、两相体AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、四相体AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、五相体AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
10、土工原位测试试验有:( BCD)AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
A、击实试验AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
B、压缩试验AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
C、十字板剪切试验AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ
D、标准贯入试验AkÃ7yÙÅÔ bbs.3c3t.comi'¤ªfïÄÂâ