[{"title":"( 5 个子文件 694KB ) 组合机床及其主轴箱设计.zip","children":[{"title":"组合专机-组合机床及其主轴箱设计","children":[{"title":"组合机床及其主轴箱设计说明书.doc <span style='color:#111;'> 1.15MB </span>","children":null,"spread":false},{"title":"组合机床外观图1.dwg <span style='color:#111;'> 111.13KB </span>","children":null,"spread":false},{"title":"主轴套筒零件图1.dwg <span style='color:#111;'> 84.09KB </span>","children":null,"spread":false},{"title":"主轴组件装配图1.dwg <span style='color:#111;'> 169.44KB </span>","children":null,"spread":false},{"title":"主轴零件图1.dwg <span style='color:#111;'> 90.09KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]