简单的小项目，在flash builder中开发，使用action scr ipt 3.0，实现了3D模型的导入，实现鼠标控制模型的旋转和缩放，实现键盘控制模型的旋转和缩放。-Simple project, developed in flash builder, use the action scr ipt 3.0 to import 3D model, the model can be rotated and scaled by keyboard and mouse.