粒子系统实现流水，烟花，等现象，暂时有点小毛病，修改后可以实现-particle flow systems, fireworks, etc., temporarily a little fault, can be modified to achieve

ATOM 1.0院基于GPU的电子断层重构软件，实现了图像对位尧重构参数计算尧三维重构及数据可视化等电子断层重构的基本功能。-ATOM 1.0 GPU-based electronic fault hospital reconstruction software, to achieve image reconstruction parameters for computing bit Yao Yao three-dimensional reconstruction and visualizati