coal gasification wastewater 煤气废水 ; 煤加压气化废水
coal gasification wastewater treatment 煤气废水处理
Coal gasification ammonia-nitrogen wastewater 煤气化氨氮废水
By this method, more than forty carboxylic acids were detected in coal gasification wastewater and quantitatively determined.
用本方法检出煤气化废水中的羧酸类化合物四十余种，并进行了定量测定。
In this paper, a new process with nitrous nitrification and denitrification for treating coal gasification wastewater is reported.
针对煤气废水的特点，提出亚硝酸型硝化——反硝化处理煤气废水新工艺。
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