外螺旋 meaning in Chinese
external spiral
extrnal spiral
outside spin
Examples
- Back out spiral
后外螺旋形 - Design of the external spiral - chute of the lump - coal bunker at the coal preparation plant of chengzhuang mine
成庄矿选煤厂块煤仓外螺旋溜槽的设计
external spiral
extrnal spiral
outside spin