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oceanic crust

That part of the Earth's crust underlying the ocean basins. It is composed of basalt and has a thickness of about 5 km.

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  • ส่วนหนึ่งของคำพูด: noun
  • อุตสาหกรรม/ขอบเขต: Natural environment
  • Category: Coral reefs
  • Organization: NOAA

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