透明位图的动画 这两程序只是例程，说明画板的画透明位图的一种方法。 使用的方法和BITBLT函数的方法差不多，主要是光栅操作的使用。-Transparent bitmap animation of these two procedures is only routine on the drawing board to draw a transparent bitmap. About using the method and BITBLT functions, methods, prima

用于分部反馈边发射激光器亚波长光栅的模拟与计算，通过改程序可以对于具体实验具有指导作用-Division feedback for simulation and calculation of edge-emitting lasers subwavelength grating can have a guiding role for specific experiments by changing procedures