Geography · Oceanography
समुद्र की गहराई मापने के लिए सामान्यतः कौन-सी विधि अपनाई जाती है?
- 1बैरोमेट्री
- 2रडार अल्टीमेट्री
- 3भूकंप विज्ञान
- 4इको साउण्डिंग✓
सही उत्तर देखें
इको साउण्डिंग
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