screwed groove meaning in English
螺旋槽
Examples
- Reasonable grinding angle which can quickly lead in screw groove and reduce resistance
合理的磨制角度，能快速导入螺旋沟槽，减少阻力。 - The whole tool adopts high - quality high - speed steel , which has got balanced hardening treatment , and 130 appropriate angle design . it can quickly lead in screw groove reduce resistance and improve corking efficiency
整体采用优质高速钢材质，经均衡硬化处理， 130合理角度设计，能快速导入螺旋沟槽，减少阻力，提高工作效率。