发动机机油泵中间齿轮
engine oil pump idler gear
喷油泵中间齿轮
fuel injection pump idler gear
燃油泵中间齿轮总成
fuel pump idler gear assembly
燃油泵中间传动齿轮
fuel pump intermediate transmission gear
水泵中间齿轮轴承
water pump idler gear bearing
中间泵站
intermediate pump station
mid-point pump station
relay pump station
relay pump stations
泵旋转斜盘中间位置调节
pump swashplate neutral adjustment
中间冷却回路泵
intermediate cooping loop pump
中间冷却水泵
intermediate cooling water pump