... biological pretreatment 生物前处理 water pretreatment 水预处理 catalyst pretreatment 催化剂预处理...
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Biological pretreatment technology 生物预处理技术
biological pretreatment method 生物净化技术
Mechanical-biological pretreatment 机械生物预处理
raw water biological pretreatment 原水生物预处理
biological pretreatment for water supply 给水生物预处理
biological enzyme pretreatment 生物酶前处理
biological oxidation pretreatment 生物氧化预处理
Biological pretreatment technology is an economic and efficient method to remove ammonia - nitrogen in micro - polluted raw water.
生物预处理是去除微污染源水中氨氮的一种经济有效的方法。
So the biodegradability of the raw water should be examined at the planning stage of a raw water biological pretreatment engineering.
在规划生物预处理工程以前，应先检测原水的可生物降解性。
The physical, chemical and biological pretreatment, enzyme saccharification, alcohol fermentation technology and research development were stated in this paper.
该文简述了纤维素物理、化学、生物预处理、酶糖化、发酵酒精生产工艺及研究进展。
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