This paper introduces general knowledge of drilling well, common failures of drilling well, and divingoperation of drilling well.
本文介绍了钻孔井一般情况，钻孔井的常见故障及钻孔井潜水作业。
2
Card tin climb up waiting for computer operation, won't diving escape end.
卡锡爬起身等待电脑操作完结，不舍得跳水逃生。
3
This paper introduces the strength of diving management, and describes the basic way of improving the safe underwater operation for the offshore engineering technical managers as reference.