The influence factors were studied on the degradation of phenols wastewater.

考察了含酚废水降解过程的影响因素。

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OH radical scavenger has little affection on the degradation effect of the nitrogen of the carbonization effluent.

自由基清除剂正丁醇对焦化废水中氨氮、凯氏氮和有机氮的超声降解效果影响并不显著。

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Effects of some factors were studied on the degradation of 4 chlorophenol in wastewater by pulsed high voltage discharge plasma.

考察了多种因素对高压脉冲放电低温等离子体法降解废水中4 -氯酚的影响。

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To investigate the exact nature and impact of these changes, UNESCO is launching two studies on the relationship between environmental degradation and migration in the Sahel.

UNESCO: OFFICE IN DAKAR

The degradation on the option tyre, the soft tyre, is going to be the key factor, and it's something we looked pretty good at yesterday, so it's going to be a long race.

BBC: Downbeat Mark Webber promises fight to the flag

In recent years, the King has spoken out about the dangers of graft, environmental degradation, over-reliance on foreign investment and even the chronically gridlocked traffic in Bangkok--all issues affecting the everyday life of Thai citizens that their governments have been slow to address.

CNN: ASIANOW - TIME Asia | Thailand: The King and Ire