该种利率屏具有生产过程成本低，质量稳定，容易维护等特点。
This kind of Interests Rate Screen has characteristics of low cost in production process, steady quality, and easy maintenance.
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.
由于大量新生产线加入，显示屏的价格狂跌，厂家的毛利率也大降。大约10%左右。
With the addition of many new production lines, the prices of display have dropped sharply and the gross profit margin of producers has declined to about 10%.
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