[{"title":"( 7 个子文件 323KB ) 麦克纳姆轮图纸-STEP-STL-直径130mm.7z","children":[{"title":"麦克纳姆轮STL图纸","children":[{"title":"product_6979.stp <span style='color:#111;'> 263.30KB </span>","children":null,"spread":false},{"title":"product_3652.stp <span style='color:#111;'> 26.45KB </span>","children":null,"spread":false},{"title":"product_6979f.stp <span style='color:#111;'> 292.05KB </span>","children":null,"spread":false},{"title":"说明.txt <span style='color:#111;'> 77B </span>","children":null,"spread":false},{"title":"product_3652.stl <span style='color:#111;'> 557.70KB </span>","children":null,"spread":false},{"title":"product_6979f.stl <span style='color:#111;'> 834.95KB </span>","children":null,"spread":false},{"title":"product_6979.stl <span style='color:#111;'> 545.69KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]