发动机曲轴箱通气孔
engine crankcase breather
曲轴箱通气孔系统
crankcase breather system
油箱通气孔滤芯
oil tank breather filter element
液压油箱通气孔滤清器
hydraulic tank breather filter
通气孔滤芯盖总成
breather element cover assembly
闭式曲轴箱通风装置
closed crankcase ventilating system
closed-crankcase ventilating system
曲轴箱通风阀
crankcase ventilation valve