Various common troubles of rotor,bearing, impeller,mainshaft and non-rotatable parts of centrifugal gas blast blower were analyzed systematically.是什么意思_Various common troubles of rotor,bearing, impeller,mainshaft and non-rotatable parts of centrifugal gas blast blower were analyzed systematically.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句