求助关于两个阀门组件的英语术语的最正确的释义!? 有空可以看下这个贴子。 https:///thread-159853-1-1.html 这句应该断开翻译理解吧 valves shall be of outside screw and yoke (os& y) design with rising stem 阀门采用明杆支架式,带提升杆 and non-rising handwheel shall be provided with visual position indicators. 非提升式手轮需配置阀位标尺 查看更多