In order to solve the forming problem in backbridge half shaft casing,the authors adopt fissional structure in designing and develop a new technology using three roller cross rolling principle.是什么意思_In order to solve the forming problem in backbridge half shaft casing,the authors adopt fissional structure in designing and develop a new technology using three roller cross rolling principle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句