[单选题]
沥青密度与相对密度试验，对黏稠石油沥青及液体沥青，重复性试验的允许差为（）；复现性试验的允许差为( )。
A.0.003g/cm3 ,0.007g/cm3
B.0.003g/cm3 ,0.006g/cm3
C.0.002g/cm3,0.007g/cm3
D.0.002g/cm3 ,0.006g/ cm3
参考答案与解析：
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相关试题
A.0.003g/cm3 ,0.007g/cm3
B.0.003g/cm3 ,0.006g/cm3
C.0.002g/cm3,0.007g/cm3
D.0.002g/cm3 ,0.006g/ cm3