Finite element analysi s indicates that increasing the thickness of plates of the X-joint is the effec tive method to improve the mechanic behavior of the unstiffened steel tubular X-joint.是什么意思_Finite element analysi s indicates that increasing the thickness of plates of the X-joint is the effec tive method to improve the mechanic behavior of the unstiffened steel tubular X-joint.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句