knurl
n. 球形突出物,脊状突出物;滚纹
n. 给……压上滚纹
例句
There are lots of advantages by cold extrusion for straight knurl nut in a single process.
直纹滚花螺母采用冷挤压一次成形新工艺,成效显著。
纹滚花螺母采用冷挤压一次成形新工艺,成效显著。
Figured plate glass calls an annular knurl glass, is to adopt one kind of plate glass that rolling method makes.
压花玻璃压花玻璃又称滚花玻璃,是采用压延方法制造的一种平板玻璃。