模拟打印机工作的控件.如果你正在维护一个24小时打印告警或日志信息的专用系统,又想节约打印机,这个控件可以编写出模拟程序,把打印信息存在硬盘上-printer simulation of control. If you are maintaining a 24-hour warning Print or log message dedicated , want to save printers, the controller can prepare simulation program, and print information exists on your hard disk