COMPLETELY PREVENT LEAKAGE AND MORE DUR-ABLE OF SHAFT SEAL/A specially designed driving device and a triple leek-proot devioe increae the lif the shaft seal and prevent leakage.是什么意思_COMPLETELY PREVENT LEAKAGE AND MORE DUR-ABLE OF SHAFT SEAL/A specially designed driving device and a triple leek-proot devioe increae the lif the shaft seal and prevent leakage.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句