外文翻译 食品工业污水处理(5)

外文翻译 食品工业污水处理 FOOD INDUSTRY WASTEWATER TREATMENT 食用油生产污水 磷脂 薄层色谱法 污水净化 污水处理

was determined in terms of the following indicators (Table 1).

为了设计出一种净化上述污水的方法，我们已经进行了一系列的实验研究。烹饪产生的含油污水质量的评价(污染物质的指标)采用物理和化学的分析方法。污水的污染程度取决于以下指标(表1)。

In order to determine BOD-5, a neutralisation of the examined water sample was made and the water sample was dissolved using a specially prepared, oxygen-saturated water containing nutrients; incubation of the sample lasting a certain period of time (5 days) at t° = 20±1°С without air and light access in an entirely filled and corked bottle; concentration of dissolved oxygen before and after the incubation period was determined by the method of voluminal iodometric titration; turbidity of the water

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