[{"title":"( 10 个子文件 1.88MB ) 机械设计课后习题详细答案","children":[{"title":"机械设计答案","children":[{"title":"第三章课后习题集参考答案.pdf <span style='color:#111;'> 245.66KB </span>","children":null,"spread":false},{"title":"第十二章课后习题集参考答案.pdf <span style='color:#111;'> 221.78KB </span>","children":null,"spread":false},{"title":"第十章 课后习题集参考答案.pdf <span style='color:#111;'> 319.02KB </span>","children":null,"spread":false},{"title":"第十五章课后习题集参考答案.pdf <span style='color:#111;'> 199.63KB </span>","children":null,"spread":false},{"title":"第十一章 课后习题集参考答案.pdf <span style='color:#111;'> 300.91KB </span>","children":null,"spread":false},{"title":"第八章课后习题集参考答案.pdf <span style='color:#111;'> 234.99KB </span>","children":null,"spread":false},{"title":"第十三章课后习题参考答案.pdf <span style='color:#111;'> 145.09KB </span>","children":null,"spread":false},{"title":"第九章课后习题集参考答案.pdf <span style='color:#111;'> 335.50KB </span>","children":null,"spread":false},{"title":"第十四章课后习题集参考答案.pdf <span style='color:#111;'> 157.92KB </span>","children":null,"spread":false},{"title":"第十六章课后习题集参考答案.pdf <span style='color:#111;'> 222.79KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]