piston ring back clearance
[汽车英汉词典]
piston ring back clearancen.活塞环背隙
是什么意思,piston ring back clearance的解释,piston ring back clearance的翻译
[造纸英汉词典] piston ring back clearance
piston ring back clearance
[汽车英汉词典]
piston ring back clearance是什么意思,piston ring back clearance的解释,piston ring back clearance的翻译
[造纸英汉词典] piston ring back clearance