ODP - Open Directory Project
"The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community of volunteer editors."
World: Korean: 비즈니스와_경제: 산업: 재료,금속:
- 방사선차폐 전문업체 "대림 금속"입니다 - 납(沿/Lead) 연판/연관/연벽돌/연유리/차폐문/X-ray실/방사선차폐공사/Tank Pb Lining공사/호모겐작업/방사선 차폐기기 제작 외 연공사 및 제작 전문업체.
- kamtechnology - Boron Nitride, Aluminum Nitride, and High Purity Advanced Ceramics by SHS Technology.
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