【Daily Question】Wastewater Knowledge-095 (June 8) (2 points for answering, 4 points for a correct answer)
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True or False: The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. A. Correct ； B. Wrong. Additional points will be given if a reason can be provided. Answer: A. Correct ；
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. A. Correct ； B. Wrong Answer: Correct
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. A. Correct
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. Correct
I chose the wrong one; I don’t know why
B, wrong. The pump impeller is about 40MM for the pump type, 0–10MM for the K type, and 10–100MM for the flat plate type; 80MM is commonly used
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. A. Correct
The immersion depth of the impeller in surface aerators is generally between 10 and 100 mm, depending on the type of impeller. A. Correct ；