Pot door is sealed up with gasing type silicon rubber , is sealed and reliable , the length of service life is changed per 3 years one time.是什么意思_Pot door is sealed up with gasing type silicon rubber , is sealed and reliable , the length of service life is changed per 3 years one time.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句