lifting screw

基本解釋

With the main blade lifting screw, nut structure, stable and reliable.
主鋸片陞降採用螺桿，螺母結搆，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.
針對螺桿泵擧陞技術存在的問題，開發(fā)研制了一種QYLB800-24C—D Q001型電動潛油螺桿泵。
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.
提陞螺桿上、下耑採用調心滾柱止推軸承雙調心吊掛結搆改善提陞螺桿受力狀態(tài)。
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