soft shut-in procedure 软关井程序
soft shut-in procedures 软关井步伐
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"Well, When running in is not possible, the shut-in procedure is same as normal drilling, no separation of hard and soft shut-in procedures, right?" one guy guessed.
“那么下钻不可能时，也同正常钻井一样不分软、硬关井程序，对吧？”有人猜测道。
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