30 元券英文9783848427567原版现货￥6990去看看国纯图书专营店发布了现货 英文原版 Symmetries and Exact Solutions for Nonlinear Systems:Variable... 978384842756784 元券9783848427567SymmetriesSolutionsNonlinear￥7680去看看澜瑞图书专营店发布了预订 Symmetries and Exact Solutions for Nonlinear Systems [9783848427567]
![预订 Symmetries and Exact Solutions for Nonlinear Systems [9783848427567]](https://img.alicdn.com/bao/uploaded/i3/2107887916/O1CN01FWWjjZ28LaNr92kqf_!!4611686018427384108-0-item_pic.jpg_280x380xz.jpg)
