单项选择题
A.0B.50~100mL/30minC.100~200mL/30minD.300~500mL/30min
A.下套管B.起下钻C.接单根D.套管固井
A.0.003-0.015B.0.02-0.03C.0.015-0.1D.0.008-0.012