A . 正确
B . 错误
[单选题]按注水泥塞位置来分有()。A .底水泥塞B .悬空水泥塞C .底水泥塞和悬空水泥塞D .以上均不正确
[单选题]注水泥塞施工,水泥塞试压时间不应少于()。A .3minB .2minC .1minD .30min
[单选题]注水泥塞施工,水泥塞试压时间不少于()。A .10minB .20minC .25minD .30min
[问答题] 注水泥塞前,防止水泥塞下沉有哪些预防措施?
[单选题]注水泥塞施工时,水泥塞厚度一般应在()以上A . 5mB . 10mC . 15mD . 25m
[单选题]注水泥塞施工,水泥塞试压压降不超过()为合格。A .0.3MPaB .0.5MPaC .1MPaD .1.5MPa
[单选题]无特殊情况,注水泥塞的水泥塞设计厚度应大于()。A .5mB .10mC .15mD .20m
[单选题]在φ139.7mm套管内注水泥塞,水泥塞试压压力为()。A .10MPaB .12MPaC .15MPaD .20MPa
[单选题]注水泥塞管柱尾部为()。A .光油管B .通井规C .刮管器D .封隔器