screw thread profile 中文意思是什麼
screw thread profile
解釋
螺紋牙形-
Dirt grooves on screw thread gauges for screw threads with iso metric profile
帶iso米制牙型螺紋的螺紋規排污槽 -
Iso - metric screw thread ; screw threads below 1 mm diameter ; basic profile
Iso米制螺紋.直徑小於1mm的螺紋.基本牙型
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