Computer · Environmental Engineering
मानक BOD (जैव रासायनिक ऑक्सीजन मांग) को किस तापमान और अवधि पर मापा जाता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 °C पर 1 दिन
- 230 °C पर 5 दिन
- 320 °C पर 5 दिन✓
- 425 °C पर 3 दिन
सही उत्तर देखें
20 °C पर 5 दिन
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