double-threaded screw

在线英语词典,英文翻译,科技词典,专业... ... 双头螺柱，柱螺栓： stud 双头螺旋： double-threaded screw 双筒透镜： two-rube l…

毕业设计用中英文文章求助专用帖... ... 滚珠丝杠 ball screw 双头螺纹 double-threaded screw 弹性模量 elastic moduli ...

threaded... ... annular threaded nail 环形螺纹钉 double-threaded screw 双纹螺钉 flat threaded steel 扁螺纹钢 ...