This paper analyzes the systemic working principle of the electronic display screen, which can show interest rate, calendar time and Chinese characters.
根据银行系统的需要，设计并制作了能显示利率、日历时间和汉字的电子显示屏。
This paper analyzes the systemic working principle of the electronic display screen, which can show interest rate, calendar time and Chinese characters.
根据银行系统的需要，设计并制作了能显示利率、日历时间和汉字的电子显示屏。
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