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.
要:
纹
母采用冷挤压一次成形新工艺,成效
。
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