aerobic nitrifying granules的用法和样例：
- aerobic nitrifying granule
- The present paper aims to introduce the authors' investigation on the effects of phenol on the performance of the nitrified granules through batch experiments.
- It is generally achieved by a traditional treatment system of combination of two processes,aerobic nitrification and anoxic denitrification,but these processes are very complex and the cost is higher.
- Keywords nitrifying granules;heavy metal;joint toxicity;factorial experiments;response surface model;