Geography · Geography
समुद्र की गहराई मापने के लिए कौन सी विधि उपयोग की जाती है?
- 1नेफ्रॉन
- 2मिक्सिडेमा
- 3भूकंपीय सर्वेक्षण
- 4इको साउंडिंग✓
सही उत्तर देखें
इको साउंडिंग
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