... economic production quality 经济生产批量 Economic Order Quality Calculation 经济订购量计算 Improve Economic Running Quality 提高经济运行质量 ...
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So we must find a logical calculation method and design model for shallow square boxes in order to guarantee the forming quality and improve the economic performance.
因此，我们必须寻找一种合理的低盒形件毛坯外形计算和设计方法，来保证板料的成形质量，从而提高经济效益。
This paper presents a better calculation approach of peak-valley electric energy for accurately evaluating economic-effectiveness of small hydro-power station in order to raise the design quality.
为了正确评价小水电站的经济性，提高其设计质量，提出了一种较好的峰谷电量计算方法。
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