spring-loaded oil control ring meaning in English

弹簧油环

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 ; coil - spring - loaded oil control rings ; identical with iso 6626 : 1989
内燃机.活塞环.螺旋弹簧承载油控制环
Internal combustion engines - large diameter piston rings - part 8 : coil - spring - loaded oil control rings
内燃机.大直径活塞环.第8部分:盘簧加载油控环
Internal combustion engines - small diameter piston rings - part 12 : coil - spring - loaded oil control rings
内燃机.小直径活塞环.第12部分:盘簧加载油控环
Piston rings up to 200 mm diameter for reciprocating internal combustion engines - designs , dimensions and designations for multi - piece oil control rings - specification for coil - spring - loaded oil control rings
往复式内燃机直径小于等于200mm的活塞环.第8部分:多片组合式控油环设计尺寸和命名.第1节:盘簧加压控油环规范