Multi-tasking, which is the process of running multiple applications and programs simultaneously on a single computer, relies heavily on virtual memory for smooth and error-free operation.
多任务，即运行过程中，多种用途单一节目同步电脑依靠虚拟内存平稳无误的运作。
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A parallel FDTD method is the important method to enhance the speed and reduce the requirement of single computer memory costs in multiple data FDTD operation.