The aerated foam mud fluids can used in negative drilling, and enlarge the life of drilling bits for its low density, and low sap pressure.
充气泡沫泥浆由于比重低，液柱压力低，实现了负压钻进，能大幅度提高机械钻进，延长钻头寿命。
Too much praise can sap self-esteem because it can create pressure to perform and set up a continual need for approval from others.
太多的赞美可以逐渐侵蚀自信，因为它会引起完成任务的压力，制造希望不断得到其他人认同的需要。
At night, the ascent of SAP flow could be observed in the above main tree species owning to the existence of root pressure.
夜间，胡杨同样存在明显的树干液流现象，这主要是由根压引起的。
At night, the ascent of SAP flow could be observed in the above main tree species owning to the existence of root pressure.
夜间，胡杨同样存在明显的树干液流现象，这主要是由根压引起的。
应用推荐