control ring meaning in English
活动喷口
活塞环中的油环
控制环
Examples
- Internal combustion engines - piston rings - oil control rings
内燃机.活塞环.护油环 - Coil spring loaded slotted oil control ring
螺旋弹簧加载双坡口油环 - Rims ; control rings for the adjustment of rim circumference gauges
轮缘.调整轮缘量规用的控制环 - Internal combustion engines - piston rings - coil - spring - loaded oil control rings
内燃机活塞环螺旋撑簧油环 - Internal combustion engines ; piston rings ; oil control rings ; identical with iso 6625 : 1986
内燃机.活塞环.护油环