The data filtrating efficiency is improved through configure the program more reasonable.
通过合理配置数据过滤程序，提高数据过滤的效率。
Filter element are all polypropylene, with corrosion-resistant, high efficiency filtrating and environment protected product.
滤芯材料全部采用聚丙烯、耐腐蚀性好、过滤效率高，属环保产品。
The experiment results has shown that this is an economical filtrating unit operation with high aeration efficiency to remove Fe and Mn.
试验结果表明，地下水除铁除锰生物工艺具有经济、高效的曝气、过滤单元。
The experiment results has shown that this is an economical filtrating unit operation with high aeration efficiency to remove Fe and Mn.
试验结果表明，地下水除铁除锰生物工艺具有经济、高效的曝气、过滤单元。
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