Leaders from Chinese Mechanical Engineering Society and China Machinery Industry Federation are to be invited on the opening ceremony, as well as over 40 media including China-vision Net.是什么意思_Leaders from Chinese Mechanical Engineering Society and China Machinery Industry Federation are to be invited on the opening ceremony, as well as over 40 media including China-vision Net.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句