半导体真空器件高纯氮化硼陶瓷绝缘管隔热环纯度高耐高温

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Weifang Zhuoyu New Material Technology Co., Ltd

Address:Yexi Village, Yeyuan Town, Linqu County, Weifang City, Shandong Province
Tel:16652862212

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16652862212

半导体真空器件 高纯氮化硼陶瓷绝缘管 隔热环 纯度高耐高温