ammonia still
... alternating still 交替操作蒸馏釜 ammonia still 氨气塔; 蒸氨塔; 蒸氨柱 and still others to 还有人认为是 ...
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结果表明，由于在组合式洗涤塔中的大部分的尼古丁和氨气被去除，避免了生物滤池填料的碱化。
The results reveal that the biofilter media is protected from basification by removal of most ammonia and nicotine in the modular scrubber.
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