At first, a 3-D finite element model of this composite frame model is proposed.Then we get ultimate carrying capacity of the frame model under monotonic loading.是什么意思_At first, a 3-D finite element model of this composite frame model is proposed.Then we get ultimate carrying capacity of the frame model under monotonic loading.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句