The auxiliary buses are normally composed of metal clad switchgear.

厂用母线由铠装开关装置组成.

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Full metal clad and isolation.

完全金属铠装及彻底分隔.

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Articles of jewellery and parts thereof , of precious metal or of metal clad with precious metal.

贵金属或包贵金属制的首饰及其零件.

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The characteristics and status quo on domestic and foreign metal clad sheet were briefly enumerated.

简要列举了复合钢板的主要特性以及国内外复合钢板的现状.

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