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防喷器是钻井作业中不可或缺的一种主体装备。它的安装、维护、使用及故障诊断是非常重要的、排除不当,就会导致重大事故发生。
Blowout preventer is an indispensable part of drilling equipment. It is very important to install, maintain, use and troubleshoot. If it is not properly handled, it will lead to a serious accident.