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- Copper - based sulfide 铜的硫化物
- 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。
- Our quality is based solely on our sales samples. 我们的质量完全以货样为准。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色?
- The story is based on historical facts. 这个故事是以历史事实为根据的。
- 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
- The story is based mainly on tradition. 这故事主要来自传说。
- 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。
- Keywords Zinc Base Sulfide Soavengers;Iron Base Sulfide Scavengers;Additives for Dilling Fluids;Solubility;Residue Sulfide Concentration;Determination by Thermodynamical Approach; 锌基除硫剂;铁基除硫剂;钻井液添加剂;溶解度;残存硫化物浓度;热力学计算方法。;
- 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。
- Based on speculative or abstract reasoning. 哲学上的,理论上的建立在思辩或抽象的推论之上的
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- The TV play was based on real life. 那出电视剧是根据现实生活写成的。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。