In this study, we started from the extrusion of monometallic clads with non-axisymmetric cross sectional areas, then extended to the extrusion of composite clad rods.是什么意思_In this study, we started from the extrusion of monometallic clads with non-axisymmetric cross sectional areas, then extended to the extrusion of composite clad rods.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句