模拟操作系统中的可变分区式内存管理,在模拟可变分区式存储管理时，采用最先适应算法实现主存的分配与回收，建立了已分配区表和未分配区表，等待队列。-Simulation of the operating system variable partition memory management, in a simulated variable partition storage management, the use of the first main memory algorithm to adapt to the distribution and recovery, the establishment of the district have been allocated and unallocated area table table, waiting for queue.