piston ring axial clearance_航海科技英汉词典
piston ring axial clearance
[航海科技英汉词典]
piston ring axial clearance活塞环平面间隙
是什么意思，piston ring axial clearance的解释，piston ring axial clearance的翻译
[海运英汉词典] piston ring axial clearance
