常見(jiàn)例句雙語(yǔ)例句Fuel injection pump assembly, should view the plunger positioning screw gasket roller pin , such as body positioning, such as whether the omission.噴油泵總成，應(yīng)該把位置，如身體，如柱塞定位螺釘密封滾針，是否有遺漏。 返回 fuel pump body