螺丝丁用英语怎么说_螺丝丁英文怎么写

Screw Ding

螺丝丁───Screw Ding

The function of the assembling of the injection mol ding screw head is very important for pressure control during molding operations .───对于成型过程的压力控制，注射成型螺杆头组件的作用非常重要。