存储程序系统的关键部分存在于中央处理机、呼叫存储器和程序存储器之中。
It is in the central processor the call store and the program store that the key elements of the stored program system really lie.
存储程序系统的关键部分存在于中央处理机，呼叫存储器和程序存储器之中。
It is in the central processor the call store and the program store that the key elements of the stored program system really lie.
存储程序系统的关键部分存在于中央处理机、呼叫存储器和程序存储器之中。
It is in the central processor, the call store and the program store that the key elements of the stored program system really lie.
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