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依据JGJ 52-2006《普通混凝土用砂、石质量及检验方法标准》砂硫化物及硫酸盐含量试验中,称取( )g粉状试样,精确到()g。
A.1,0.0001
B.1,0.001
C.10,0.0001
D.10,0.001
参考答案:B
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