continuous steering downhole motor assembly的意思|示意
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连续转向井下马达组件
continuous steering downhole motor assembly的网络常见释义
连续导向动力钻具组合 连续带状螺旋叶片 continuous band helical blade 连续导向动力钻具组合 continuous steering downhole motor assembly 连续导向钻井系统 continuous steering drilling system ..