There are lots of advantages by cold extrusion for straight knurl nut in a single process.
纹
母采用冷挤压一次成形新工艺 ,成效
。
There are lots of advantages by cold extrusion for straight knurl nut in a single process.
纹母采用冷挤压一次成形新工艺 ,成效。
Abstract： There are lots of advantages by cold extrusion for straight knurl nut in a single process.
摘 要： 纹母采用冷挤压一次成形新工艺，成效。
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