Barzilai, J. and J. M. Borwein. 1988. Two point step size gradient method. IMA J. Numerical Anal. 8: l41-148.是什么意思_Barzilai, J. and J. M. Borwein. 1988. Two point step size gradient method. IMA J. Numerical Anal. 8: l41-148.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句