lifting screw

基本解釋

With the main blade lifting screw, nut structure, stable and reliable.
主鋸片升降采用螺桿，螺母結(jié)構(gòu)，平穩(wěn)可靠。
In the light of the problems with artificial lifting by screw pumps, Model QYLB800-24C-DQ001 electric submersible screw pump is developed.
針對(duì)螺桿泵舉升技術(shù)存在的問題，開發(fā)研制了一種QYLB800-24C—D Q001型電動(dòng)潛油螺桿泵。
The upper end and the lower end of a lifting screw are in a double-self-aligning hanging structure with a self-aligning roller step bearing so that the stress state of the lifting screw is improved.
提升螺桿上、下端采用調(diào)心滾柱止推軸承雙調(diào)心吊掛結(jié)構(gòu)改善提升螺桿受力狀態(tài)。
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