The whole system is controlled by a special computer system provided with back-up memory, key-board, micro-printer and led display.
专用电脑有后备存贮器、键盘、微型打印机及LED显示器。
The whole system is controlled by a special computer system provided with back-up memory, key-board, micro-printer and led display.
专用电脑有后备存贮器、键盘、微型打印机及LED显示器。
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