whitworth form meaning in English
惠氏螺纹牙样
Examples
- Specification for parallel screw threads of whitworth form
惠氏直螺纹规范 - Gas cylinders . taper screw thread for valve stem and cylinder neck assembly . nominal diameter 28 . 3 mm , taper 3 25 , 14 tpi , whitworth form
气瓶.阀门堵头和气瓶颈口组件用锥体螺纹.公称直径28 . 3毫米，锥度3 25 ，每英寸螺纹齿数14 ，惠氏螺纹