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西德赫尔曼·斯达克公司,以生产难熔金属粉未而著称。它可能是世界上最老、最大的钨及许多其他难熔金属粉未的生产厂。
West German Herman Stark Corporation, known for the production of refractory metal powder. It may be the world’s oldest and largest producer of tungsten and many other refractory metal powders.