梯形螺紋thread: n. 1.線;細(xì)絲;〔英國(guó)〕麻紗,〔美國(guó)〕棉紗;纖維。 ...tap for trapezoidal thread: 梯形螺紋絲錐trapezoidal screw thread: 梯形螺紋trapezoidal thread broaching tap: 梯形螺紋拉削絲錐trapezoidal thread tap: 梯形螺紋絲錐下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯