螺紋線helix
螺紋screw thread
圓柱螺紋 parallel screw thread
圓錐螺紋 taper screw thread
外螺紋external thread
內螺紋 internal thread
螺紋副 screw thread pair
單線螺紋 single-start thread
多線螺紋multi-start thread
右旋螺紋right-hand thread
左旋螺紋 left-hand thread
完整螺紋 complete thread
不完整螺紋incomplete thread
螺尾 washout thread; vanish thread
螺紋 useful thread
螺紋牙形 form of thread
原始三角形 fundamental triangle
原始三角形高度 fundamental triangle height
基本牙形 basic profile
削平高度 depth of truncation
設計牙型 design profile
較大實體牙型 maximum material profile
較小實體牙型 minimum material profile
牙頂 crest
牙底 root
牙側 flank
承載牙側 load flank
shs/jpg螺紋規代理----昆山友碩
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