Trim numbers with H have cobalt alloy hard faced seat ring facing.

带有H的阀内件型号具有钴合金硬面阀座环表面.

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Copper cobalt alloy Co cobalt alloy Co.

英文“铜钴合金有限责任公司”怎么说?

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Development of zinc cobalt alloy electroplating was reviewed.

概述了锌钴合金电镀的研究现状与发展概况.

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The field performance and life are identical with traditional integral cobalt alloy pad.

现场使用性能及寿命均和传统整体钴合金垫块相同.

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The method was applied to determine Co ~ ( 2 + ) in gun - black tin - cobalt alloy electroplating bath with.

该方法用于测定锡 - 钴枪黑色合金镀液中钴的含量,结果令人满意.

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