1. Copper is a good conductor of heat.
   铜是热的良导体。
2. Copper is a good conductor of electricity.
   铜是良导体。
3. Copper and zinc are fused to make brass.
   铜与锌熔合成黄铜。
4. The silver coinage was repeatedly debased with copper vellon.
   银币一再用铜币维隆来替代，实行贬值。
5. Brass is formed by the fusion of copper and zinc.
   黄铜是通过铜和锌的熔合而成的。
6. The students are asked to prove the purity of copper.
   要求学生们检验铜的纯度。
7. Copper is a good medium for the conduction of heat and electricity.
   铜是热和电的良导体。
8. When nitric acid is poured on copper, a brown vapor gives off.
   将硝酸倒在铜上, 会散发出一种棕色的蒸气。
9. Copper is a highly conductive metal.
   铜是极易导（电、热）的金属。
10. These materials, dubbed cuprates, typically consist of copper oxide layers sandwiched between other substances.
    这些称为铜氧化物（cuprate）的材料，基本上是由其他物质夹著一层氧化铜。
11. The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
    用经高温煅烧后的闪锌矿石与稀硫酸反应制备七水硫酸锌和五水硫酸铜。
12. But absorbing superabundance copper can lead to copper toxicity, inducing arrhythmia, even renal failure, uraemia, and shock.
    但铜吸收过多可发生铜中毒，如心律失常，严重时会出现肾功能衰竭、尿毒症、休克等。
13. Copper whelped seven puppies.
    科珀产下七只小狗。
14. Copper conducts electricity well.
    铜是电的良导体。
15. Copper wire is flexible.
    铜丝易弯曲。
16. I'm not a copper's nark.
    我不是警方的线人。
17. The main copper minerals are malachite, chrysocolla, little chalcopyrite, chalcosine and even little bornite and covellite.
    矿石主要含铜矿物为孔雀石、硅孔雀石，少量的黄铜矿、辉铜矿及极少量的斑铜矿和铜蓝等。
18. The major ore mineral in the Shijuli copper deposit is chalcopyrite, copperas stone and so on.
    石居里铜矿床矿石中主要矿石矿物由黄铜矿及黄铁矿等组成。
19. This article introduces a rapid analysis and adjustment of the copper and ferrum impurities in nickelage solution.
    本文主要介绍了镀镍液中杂质铜、铁的快速分析和调整方法。
20. For single crystal sliding occurs in two directions, and for bicrystal copper the mechanism of plastic defor...
    模拟还发现纳米铜晶体具有良好的塑性变形自组织能力。

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