The practice in Shanghai Sonoco Hongwen Paper co., Ltd. of using submerged aeration to enhance the efficiency of waste water treatment by demolishing the original rotating biologicaldisc.
介绍了上海实宏纸业有限公司拆除原有的生物转盘,改用深层曝气处理工艺、提高废水处理效果的实践。
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The three growth factors can be used in the biologicaltreatment on the human intervertebral disc degeneration.