... shot cold hardening ==> 喷丸硬化处理 shot copper ==> 铜粒 shot core ==> 射砂芯 ...
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... 自然铜粒 shot copper 自然铜本国的 native 自然铜 黄铁矿 pyrite ...
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copper shot 铜珠
Copper Cut Wire Shot 铜丝切丸
Copper Cut Shot 铜切丸
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Shot peening is also improved the stress relaxation ability of copper alloy.
喷丸处理亦能改善铜合金的应力松弛性能。
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And because of that increase in investment, its demand for things like iron and copper shot up and that created additional investment in countries like Peru, Australia and Brazil.
BBC: The year in business: 2012
The price of oil, copper, steel, international shipping--even mud--shot up.
FORBES: Magazine Article
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