Currently, the industry still has no online machine to measure the rib-line in wainscot of aerofoil except the only one in Germany, and the traditional method is always adopted in China.是什么意思_Currently, the industry still has no online machine to measure the rib-line in wainscot of aerofoil except the only one in Germany, and the traditional method is always adopted in China.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句