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- An azure blue vitreous mineral of basic copper carbonate, Cu3(CO3)2(OH)2, used as a copper ore and as a gemstone. 蓝铜矿，石青天蓝色透明无机物碱性碳酸铜，Cu3（CO3）2（OH）2，用作一种铜矿或宝石
- The paper explored the reaction about how to prepare copper carbonate and devised the experiment plan. 本文探究碱式碳酸铜的制备实验的最佳反应条件,并设计实验方案。
- The new method of producing basic copper carbonate from waste etching solution containing copper. 介绍了利用含铜蚀刻废液合成碱式碳酸铜的新工艺。
- Standard Specification for Coppered Carbon Steel Wire 镀铜碳素钢丝
- Its composition includes (by weight portion) sodium hexametaphosphate 60-70 portions, calcium hydrogen phosphate 20-30 portions, copper carbonate 5-10 portions and zinc carbonate 5-10 portions. 本发明水处理剂由以下重量份的原料制成：六偏磷酸钠60-70份、磷酸氢钙20-30份、碳酸铜5-10份、碳酸锌5-10份。
- I make a carbon copy of my documents. 我用复写纸复写文件。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- 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。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- The Preparation of Copper Carbonate Hydroxide 碱式碳酸铜的制备
- 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
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- 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。
