From genuine leather, zinc alloy processing, coriaceous surface compressive expo emblem engraved xian logo.
真皮制成，锌合金加工，皮质表面压刻西安世园会会徽标志。
Taking magnesium alloy AZ91D as an investigation sample, the pretreatment process for electroplating of highly pure magnesium alloy is investigated by means of basic zinc plating processing.
用AZ 91 D镁合金制样，研究了采用碱性镀锌工艺对高纯镁合金进行电镀的预处理工艺性能。
Taking magnesium alloy AZ91D as an investigation sample, the pretreatment process for electroplating of highly pure magnesium alloy is investigated by means of basic zinc plating processing.
用AZ 91 D镁合金制样，研究了采用碱性镀锌工艺对高纯镁合金进行电镀的预处理工艺性能。
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