说明：  三维物体的旋转以及缩放1)序利用粒子系统模拟烟火视觉效果. 2)点击工具栏三个按键分别可以发射黄色,红色,白色烟火. 3)点击程序下拉菜单下模式下可以改变烟火发射模式:
(Rotating three-dimensional objects, as well as zoom 1) sequence using particle system visual effects pyrotechnic simulation .2) Click the toolbar button, respectively, could be fired three yellow, red, white pyrotechnics .3) Click on the drop-down menu under the mode of procedure can be changed under the pyrotechnic launch mode :)