【Daily Question】Wastewater Knowledge – August 28 (2 points for answering, 4 points for a correct answer)
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This post was last edited by Gorō’s Eight Trigrams Staff on 2015-9-9 11:12. Multiple-choice question: The main purpose of sludge return is to maintain （ ） in the aeration tank. A. DO B. Microorganisms C. Nutrients D. MLSS Answer: D. MLSS
The main purpose of sludge return is to maintain (D) in the aeration tank.
The main purpose of sludge return is to maintain (D.MLSS) in the aeration tank.
Answer: B, please be sure----------------------.
The main purpose of sludge return is to maintain ( ) in the aeration tank. A. DO B. Microorganisms C. Nutrients D. MLSS C
D, MLSS----------------------
It is to maintain the MLSS in the aeration tank. :)
B to maintain the stability of microorganisms in the aeration tank
The main purpose of sludge return is to maintain the MLSS in the aeration tank.