Checking the abrading of piston ring and cylinder slecve condition and air cyclo - tie is burnt or splits a condition;

检查活塞环与汽缸套的磨损情况及气环结焦或断裂情况；

youdao

Checking the abrading of piston ring and cylinder slecve condition and air cyclo - tie is burnt or splits a condition;

检查活塞环与汽缸套的磨损情况及气环结焦或断裂情况；

youdao