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。