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贵金属艺雕复镶首饰
Precious metals mulit inlaid jewelry with fine art carving
参考页数:7P.;A4
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首饰精密加工石膏模具 焙烧安全技术规范
Precision machining gypsum mould for jewellery.Safety technical regulations for roasting
参考页数:5P.;A4
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首饰精密加工石膏模具
Precision machining gypsum mold for jewellery
参考页数:6P.;A4
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合金摆件 铸造安全技术规范
Alloy ornaments.Safety technical regulations for casting
参考页数:6P.;A4
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金覆盖层电铸摆件
Electroformed ornaments of gold coatings
参考页数:6P.;A4
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铂、钯饰品合金成分
Composition of Platnium & Palladium alloy adornments
参考页数:7P.;A4
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摆件 术语
Ornaments.Term
参考页数:8P.;A4
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碳化钨饰品
Tungsten carbide jewelry
参考页数:7P.;A4
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工艺铜箔
Brass foil
参考页数:6P.;A4
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银箔
Silver foil
参考页数:6P.;A4
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