Metals and Jewelry Design 金属和珠宝设计 ; 金属与珠宝设计
History of Metals and Jewelry 金属和珠宝史
Metals and Jewelry Studio Processes 金属和珠宝设计研讨
Metals and Jewelry Production Processes 金属和珠宝生产程序
Jewelry and Metals 珠宝和金属
The FBI, which tallies the theft of precious metals and jewelry in one category, says $1.6 billion was stolen in 2010, up 51 percent from 2005.
FBI统计了丢失的金属珠宝,称在2010年有价值16亿的金银被偷,比2005年上升了51%。
These are the metals of COINS and jewelry, not only because of their comparative rarity and beauty but also because of this chemical inertness.
这些金属是制造硬币和珠宝的金属,不只是因为它们的相对稀缺和漂亮,而且还因为化学惰性。
An alloy of copper with zinc and sometimes other metals, used in making inexpensive jewelry.
顿巴黄铜铜与锌,有时还有其它金属的合金,用来制造廉价珠宝。
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