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惠氏螺纹 huìshì luówén
archit. whitworth screw thread
oil Whitworth thread
plast. Whitworth screw thread
tech. Whitworth's screw (thread); Whitworth's thread
惠氏〔标准〕螺纹
earth.sc. Whitworth screw thread
惠氏 螺纹: 11 phrases in 5 subjects
Architecture1
Automobiles2
Aviation1
Mechanics1
Technology6