Onsite bench test of refinery odor sulf-gas treatment has been successfully carried out with bio-filter process.
应用生物滤床工艺，对炼油厂含硫恶臭废气进行了现场小型侧流试验研究并取得成功。
The treatment of waste gas of tolual by bio-filter is a transfer process that is mainly controlled by gas-film.
生物滤池处理甲苯废气，是以气膜控制为主的传质控制过程。
It is pointed out that further improving the operation, enhancing the effect of nitrogen and phosphorus removal and advancing the process of bio-filter is the aim of study in the future.
同时指出，进一步改进与优化滤池工艺及提高生物滤池脱氮除磷效果是今后的重点研究内容。
It is pointed out that further improving the operation, enhancing the effect of nitrogen and phosphorus removal and advancing the process of bio-filter is the aim of study in the future.
同时指出，进一步改进与优化滤池工艺及提高生物滤池脱氮除磷效果是今后的重点研究内容。
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