[{"title":"( 9 个子文件 365.18MB ) 反函数替换在微积分中的应用","children":[{"title":"反函数替换","children":[{"title":"反函数替换6.mp4 <span style='color:#111;'> 58.66MB </span>","children":null,"spread":false},{"title":"反函数替换7.mp4 <span style='color:#111;'> 61.88MB </span>","children":null,"spread":false},{"title":"反函数替换3.mp4 <span style='color:#111;'> 89.74MB </span>","children":null,"spread":false},{"title":"反函数替换2.mp4 <span style='color:#111;'> 32.70MB </span>","children":null,"spread":false},{"title":"反函数替换1.mp4 <span style='color:#111;'> 109.59MB </span>","children":null,"spread":false},{"title":"反函数替换在微积分中的应用.docx <span style='color:#111;'> 167.89KB </span>","children":null,"spread":false},{"title":"反函数替换在微积分中的应用.pdf <span style='color:#111;'> 642.65KB </span>","children":null,"spread":false},{"title":"反函数替换4.mp4 <span style='color:#111;'> 34.94MB </span>","children":null,"spread":false},{"title":"反函数替换5.mp4 <span style='color:#111;'> 88.75MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]