基本解釋[經(jīng)濟學(xué)]積分三角函數(shù)英漢例句雙語例句This paper studies the application of identical transformation trigonometric function in indefinite integral, and hopes that it may bring some help to students in this aspect.文章主要闡述了三角函數(shù)恒等變形在不定積分中的應(yīng)用，有助于學(xué)生掌握求不定積分的方法。trigonometric integral function更多例句專業(yè)釋義經(jīng)濟學(xué)積分三角函數(shù)