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- Biuret reacts with an alkaline solution of copper cation to give a purple- colored complex. 蛋白质的热变性作用与加热时间平行，并随温度的升高而加快。
- Methods 32 patients with internal hemorrhoid were treated by copper cation electrochemistry therapy, and the therapeutic effects were observed. 方法应用铜离子电化学治疗仪治疗各期内痔32例,观察其治疗效果。
- The differences in the bioaccumulation capacity to copper cation between Candida utilis cells and isolated cell walls are investigated. 通过比较产朊假丝酵母细胞与分离纯化的细胞壁对铜离子吸附能力差异,探讨了细胞壁在酵母吸附重金属离子过程中的作用。
- Keywords Cu-vermiculite;antibacterial agent;copper cation; 铜型蛭石;抗菌剂;铜离子;
- 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？
- Comparison of Infrared Spectra of Native Phoenix Tree's Leaf Before and After Adsorbed Copper Cation 梧桐树叶吸附铜离子前后红外光谱分析比较
- 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。
- 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。
- 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。
- The sodium is removed with cation exchange resin. 钠用阳离子交换树脂来分离。
- The cation penetrates the spore. 这种阳离子能透入孢子。
