as3工程和flex工程的区别

.project多个<nature>com.adobe.flexbuilder.project.flexnature</nature>

多个.flexProperties文件

不过都是用flex编译

<buildSpec>
  <buildCommand>
   <name>com.adobe.flexbuilder.project.flexbuilder</name>
   <arguments>
   </arguments>
  </buildCommand>
 </buildSpec>