By cause analyses of boiler tube failures in some powerplant, combined with technical reform, measures on operation and maintenance to reduce boiler tube failures are analyzed and discussed.是什么意思_By cause analyses of boiler tube failures in some powerplant, combined with technical reform, measures on operation and maintenance to reduce boiler tube failures are analyzed and discussed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句