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प्रश्न
Rearrange the names of tanks used in sewage treatment as per the flow of the procedure.
- Settling tank
- Grit Chamber
- Aeration tanks
- Primary sedimentation tank.
उत्तर
b. Grit Chamber
d. Primary sedimentation tank.
c. Aeration tanks
a. Settling tank
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संबंधित प्रश्न
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