copper 四级六级考研GMAT高考

The electrician wound the copper wire into a tight coil.

电工把铜紧紧缠一个圈。

She gently stirs the simmering soup in a copper pot.

她轻轻搅动铜锅里沸腾汤。

Copper is a good medium for the conduction of heat and electricity.

铜是热和电良导体。

Copper is a good conductor of electricity.

铜是良导体。

Copper is a good conductor of heat.

铜是热良导体。

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。

These materials, dubbed cuprates, typically consist of copper oxide layers sandwiched between other substances.

这些称为铜氧化物（cuprate）材料，基本上是由其他物质夹著一层氧化铜。

When nitric acid is poured on copper, a brown vapor gives off.

将硝酸倒在铜上, 会散发出一种棕色蒸气。

Copper and zinc are fused to make brass.

铜与锌熔合黄铜。

Brass is formed by the fusion of copper and zinc.

黄铜是通过铜和锌熔合。

The students are asked to prove the purity of copper.

要求学生们检验铜纯度。

The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.

用经高温煅烧后闪锌矿石与稀硫酸反应制备七水硫酸锌和五水硫酸铜。

Copper is a highly conductive metal.

铜是极易导（电、热）金属。

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。

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，少量黄铜矿、辉铜矿及极少量斑铜矿和铜蓝等。

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、铁快速分析和调整方法。

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塑性变形自组织能力。

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，严重会出现肾功能衰竭、尿毒症、休克等。

For the trading business, the company focuses on non-ferrous metals such as copper, aluminum, lead, zinc, kirksite,Zinc Concentrate,etc.

公司贸易主要是经营铜、铝﹑铅﹑锌﹑锌合金和锌精矿等有色金属产品。

FZT (the zeolite carrying copper) as an algaecide to kill and control the red tide organisms was stadied.

摘要研究了沸石载铜(FZT)作为除藻剂对赤潮生物灭杀和控制作用。