Computer · Wastewater Treatment
एक पारंपरिक क्षैतिज प्रवाह ग्रिट चैंबर (horizontal flow grit chamber) में प्रदान की जाने वाली सामान्य निरोध अवधि (detention period) क्या होती है?
- 1120 से 180 सेकंड
- 210 से 30 सेकंड
- 3100 से 150 सेकंड
- 445 से 60 सेकंड✓
सही उत्तर देखें
45 से 60 सेकंड
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