• 泾河水体高锰酸指数高于其他河流

    Permanganate number index of Jing river is much higher than those of other rivers.

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  • 主要污染指标石油类高锰酸指数挥发酚

    The key pollution indicators are ammonia nitrogen, petroleum, potassium permanganate index and volatile phenol.

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  • 叙述研究有机高锰酸盐指数化学需氧量相关关系目的

    The purpose of studying the correlation of total organic carbon (TOC) with permanganate index and chemical oxygen demand (COD) has been stated.

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  • 评价结果表明:该段主要污染指标高锰酸指数生化需氧量

    The result indicated that the main pollution target of this section is permanganate index, five days' biochemical oxygen demand and ammonia nitrogen.

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  • 通过环境标准样品分析试验,考察5个因素高锰酸指数的影响程度

    Through the tests of standard samples, the degree of affecting permanganate index by these 5 factors are investigated.

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  • 高锰酸盐指数主要点源污染引起工业废水城镇生活污水的污染为主。

    The pollution of potassium permanganate was caused by the point pollution sources mainly, e. g. the waste water from factories and urban families.

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  • 前言:文章高锰酸指数加热时间滴定温度速度滴定终点控制进行了探讨

    This article discusses the acidic potassium permanganate method of permanganate index from the following aspects: heating time, titrate temperature and titrate speed, end point of titration.

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  • 通过高锰酸指数测定原理方法探讨分析高锰酸盐指数测定过程产生误差的原因

    According to the discussion on the principles and methods of permanganate index determination, the causes of making errors during the course of determination have been analyzed.

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  • 方法采用臭氧氧化常规处理联用工艺对微污染水源进行了中试试验,研究了高锰酸盐指数度、色度处理效果

    The results of ozone pre-oxidation and conventional process treating slightly-polluted source water showed that this unit could reduce effectively COD_(Mn), color and turbidity.

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  • 采用综合污染指数,选择了对淮河淮南水质影响较大溶解氧高锰酸盐指数生物需氧量指标评价了淮河水质。

    Water quality in Huainan part of Huaihe river is evaluated by comprehensive pollution index method according to dissolved oxygen etc indexes.

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  • GB 11892- 1989《水质高锰酸指数测定》中酸性高锰酸氧化测定水中高锰酸盐指数测量确定进行了评定。

    The uncertainty of measurement was evaluated for the determination of permanganate index of water by the method of GB 11892-1989, the acidic potassium permanganate method.

    youdao

  • GB 11892- 1989《水质高锰酸指数测定》中酸性高锰酸氧化测定水中高锰酸盐指数测量确定进行了评定。

    The uncertainty of measurement was evaluated for the determination of permanganate index of water by the method of GB 11892-1989, the acidic potassium permanganate method.

    youdao

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