Immersing the drill pipe in fluid produces a buoyancy effect, reducing its weight and putting less stress on the drilling mechanism.

 
  • 如果將鉆桿浸入鉆井液,就會(huì )產(chǎn)生浮力作用,降低鉆桿重量,并會(huì )減小對鉆探機械裝置的壓力。
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