In this paper,a solution in the form of Fourer-Bessel double series with supplementary terms is proposed to analyse free vibration of a sector plate.是什么意思_In this paper,a solution in the form of Fourer-Bessel double series with supplementary terms is proposed to analyse free vibration of a sector plate.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句