当钻头通过防喷器时, 慢一点放.When the bit goes through the BOP, slow down, please!闸板防喷器是石油钻井过程中的一种重要设备.Ram - type blowout preventer is important equipment used in oil drilling operation.我们不用这个凡尔控制防喷器.We do not use this valve to contr...
Even he could find nothing to cavil about.连他都挑不出什么毛病来.I don't think this is the time to cavil at the wording of the report.我觉得现在还不是对报告的措辞较真的时候。Let us not cavil too much...我们就别太挑剔了。A carper will cavil at anything.爱挑剔...