Nrao

National Radio Astronomy Observatory

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NRC
1. National Research Council. 2. . abbreviation (in Canada) 1. National Research Council 1. National Recycling Coalition 2. National Research Council 3. [United States Coast Guard] National Response Center 4. nonreusable container 5. Nuclear Regulatory Commission
Nrcc
National Registry in Clinical Chemistry
Nrccsa
National Resource Center on Child Sexual Abuse