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Q. |
What is the amount of air supplied for these grit chambers? |
A. | 1-2 m3/m.min |
B. | 0.2-0.5 m3/m.min |
C. | 0.5-0.8 m3/m.min |
D. | 0.8-1 m3/m.min |
Answer» B. 0.2-0.5 m3/m.min |
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