When the fluid stops moving it forms a thick gel that suspends the rock cuttings and keeps them from sinking to the bottom of the borehole.

 
  • 钻井液停止流动后,就会形成一种粘稠的凝胶体,这种凝胶体可使岩石钻屑悬浮在其中,从而防止它们沉入钻孔底部。
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