eccentric drill bit的意思|示意
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偏心钻头
eccentric drill bit的网络常见释义
偏心钻 ... 留心钻 target drills 偏心钻 eccentric bit; eccentric drill bit 取心钻 column drill; coring tool; drifter drill ...
eccentric drill bit相关例句
By taking advantage of rotating centrifugal force and the supporting effect of eccentric short drill collar, we cut off the axis inclination of bit, and avoid well inclination.
利用偏心钻具在旋转过程中的离心力和偏心短钻铤的偏重带的支撑作用，减小了钻头轴线倾角，从而减少了井斜。