gearboxn.齿轮箱;变速箱
gearbox control变速箱控制器
gearbox adaptor齿轮箱接头
gearbox dipstick齿轮箱油尺
gearbox breather齿轮箱通气孔
gearbox selector变速箱换挡机构
gearbox of reaper收割机变速箱
gearbox suspension齿轮箱悬置
gearbox oil filler齿轮箱加油口
Gearbox first shaft变速箱主轴
gearbox input shaft齿轮箱输入轴