题目内容

沥青路面面层压实度检测时,标准密度可以采用()

A. 马歇尔密度
B. 试验段密度
C. 理论最大相对密度
D. 经验密度

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核子密度仪检测压实度时,根据结构层类型,可以采用()检测。

A. 散射法
B. 透射法
C. 折射法
D. 反射法

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