Pressure drop is an important technical and economic index of fabric filter.

压力损失是袋式收尘器重要的技术经济指标.

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But all of the economic index of Com and RGH 61 are low.

COM烟 和RGH61各项经济指标都较低.

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Ingrain diamter determination , fist the desulfurization rate should be ensured, to obtain the optimized economic index.

石灰石粒径确定原则为在保证一定脱硫率的前提下, 获取最优的经济指标.

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The reasonable equipment of gravity concentration is the key to ensure the efficiency and economic index.

选择合理的重选设备是确保重选作业的效率及经济指标的关键.

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