half of thread angle
基本解釋
- [機械工程]牙型半角
英漢例句
- This paper describes a new method and device for measuring helical line, pitch diameter, taper and half-angle of thread of petroleum thread gauges.
本文介紹一種測量石油螺紋量規(guī)的螺旋線、中徑、錐度和牙形半角的新方法及裝置。
雙語例句
專業(yè)釋義
- 牙型半角