PanLinx

普通话cmn-000
活塞压环
Englisheng-000compression piston ring
Englisheng-000compression piston-ring
Englisheng-000gas piston ring
Englisheng-000gas-tight piston ring
Englisheng-000piston compression ring
Englisheng-000piston junk ring

PanLex

PanLex-PanLinx