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- From the measurements of the reactivation potential by a cathodic potential sweep of the passivated steel,it is found that the copper addition has a detrimental effect on the passivity. 在某些铁素体不锈钢中加入了稳定化元素铌,对于铌及铌、铜的复合作用也尚待研究。
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- The little girl is not very clever at addition. 这个小女孩不太善于做加法。
- Copper and gold are both metals. 铜和金都是金属。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- Ann will be a very useful addition to our team. 安来到我们队给我们增加了一员干将。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- In addition, we supply small parts for replacement. 此外，我们还提供备用小零件。
- A copper coin formerly used in India and Pakistan. 安那旧时在印度和巴基斯坦使用的铜币
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- Addition and division are forms of computation. 加法和除法都是计算方法。
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- They will mine copper there in the valley. 他们将在那边的山谷开采铜矿。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- The baby is a new addition to our family. 这个婴儿是我们家新增的人丁。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
