单项选择题
挤水泥作业中水泥浆最佳滤失量依据挤水泥地层渗透性而定,低渗透性地层允许滤失量为100~200mL/30min,高渗透性地层允许滤失量为()。
A.0
B.50~100mL/30min
C.100~200mL/30min
D.300~500mL/30min
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单项选择题
A.0
B.50~100mL/30min
C.100~200mL/30min
D.300~500mL/30min
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