短語詞組短語sealing contact surface [機]密封接觸表麪flange sealing surface 法蘭密封麪;法蘭彌縫麪injector sealing surface 噴油器密封麪Sealing surface width 機械密封麪寬度taper sealing surface 錐形密封麪bevelled sealing surface 錐形密封麪Sealing surface of 密封麪材料shape of sealing surface 封蓋麪形態(tài)sealing surface pore 表麪封孔処理 返回 sealing surface