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钟表.功能和非功能宝石
Horology ---- Functional and non-functional jewels
参考页数:6P.;A4
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红色合成刚玉
Synthetic ruby
价格:¥0.00
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钟表用铅黄铜棒与线
Lead brass bars and wire stocks for watches and clocks
价格:¥0.00
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钟用钢棒与钢丝
Steel bars and wires for clocks
价格:¥0.00
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钟用黄铜线
Brass wire stocks for clocks
价格:¥0.00
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钟表用黄铜板与带
Brass sheets and strips for watches and ckocks
价格:¥0.00
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表用镍锌白铜棒
Lead-zinc-cupronickel bars for watches
价格:¥0.00
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