My unit is produces the disc heat interchanger the specializedcompany, is Nation boiler pressure vessel standardization technicalcommittee hot junction minute Technical committee member unit.是什么意思_My unit is produces the disc heat interchanger the specializedcompany, is Nation boiler pressure vessel standardization technicalcommittee hot junction minute Technical committee member unit.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句