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- 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？
- 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。
- 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。
- 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。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- 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。
- The nitric acid changed the cuticle of his mouth to a yellow color. 硝酸将他口腔里的护膜变成了一种黄颜色。
- 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。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
- Nitric acid forms hydrates with water. 硝酸与水形成水合物。
- Nitric acid molecules are linked by hydrogen bonds. 硝酸分子以氢键互相连结。
- The detector tube is filled with nitric oxide. 检测管中充满了氧化氮。
- copper nitric 硝酸铜
