... lowering device 降落装置；（卷筒纸）卸落装置 lowering of roll 落刀；辊子降落 lowland fir (Abies grandis Lindl.) 大冷杉 ...
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介绍了超声振动车削快速落刀装置的性能和结构。
It is introduced about the feature and structure of the fast tool lowering device for supersonic vibration turning.
试验表明：这种快速落刀装置可以满足金属切削加工技术研究的需要。
The result of experiment indicates that the equipment can be used in the research on technique of metal cutting.
本文研制了一种测力—落刀装置，对积屑瘤和鳞剌的某些问题进行了试验研究。
An integrated dynamometer and quick-stop device is developed to investigate into some problems about built-up edge and scaling.
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