关井水击压力的大小直接决定了现场是采用“软关井”还是“硬关井”方式关井。
The theoretical study was made of the effect of shut-in procedure on the water hammer pressure pulse.
“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。
"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.
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