活塞环擦伤

piston ring scuffing

活塞环的装配

piston ring fitting

活塞环卡滞(现象)

прихватывание поршневых колец

活塞环处的活塞直径

piston diameter at ring lands

活塞环的磨合时间

seating time of piston rings

活塞环的筒体铸造

casting of piston ring pots

螺旋弹簧胀圈活塞环

ring with coil-spring expander

钢制带胀圈的活塞环

cromflex oil piston ring

棱边精车过的活塞环

cornered piston ring

弹簧及活塞环弹性检查器

spring and piston ring elasticity tester

一种铜制扁圆形挠性活塞环

oblate ring

带状检查仪(测量活塞环弹性用)

ленточный прибор