male union meaning in Chinese
外螺纹接头
外螺纹联管节
外螺纹联接管
外螺纹连接管
Examples
- Home economics - safety release devices with built - in stopcock and two g 1 2 male union connections for domestic appliances using mains supplied gaseous fuels
家庭经济.家用管道燃气设备用带嵌入式旋塞和双g1 2外螺纹连接的安全释放装置