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- Preparation of additive-basic copper chloride with the waste etching coppery liquid 利用废铜腐蚀液制取饲料添加剂碱式氯化铜
- waste etching coppery liquid 废铜腐蚀液
- 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。
- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蚀刻废液为铜源,水合肼为还原剂,采用液相还原法制备纳米铜粉。
- Waste etching solution containing copper,a type of hazardous waste discharged by PCB manufactories,is a potential menace to the environment. PCB产业所产生的含铜蚀刻废液是对环境存在较大潜在威胁的危险废物。
- Recovery of copper sulphate from the waste etching liquor containing copper 从含铜蚀刻废液中回收硫酸铜
- Preparation and investigation on the stability of nanometer copper powders from acid waste etching solution containing 酸性蚀刻废液制备纳米铜粉及其稳定性研究
- Preparation of Basic Copper Carbonate from Waste Etching Solution Containing Copper of Electronic Industry 利用含铜蚀刻废液生产碱式碳酸铜
- That is a beautiful etching of a bird. 那是一只鸟的漂亮的蚀刻画。
- A shallow body of liquid waste material, as one in a dump. 一洼废水由废弃物质充斥的浅水体，如在垃圾堆中
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Slop out the waste basins first when you get up. 起床的第一件事是把例盆倒了。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- alkaline waste etching liquid 碱性蚀刻废液
- Don't waste time on nonessentials. 不要把时间浪费在枝节事情上。
- Hanging on the wall was a fine etching of the church. 挂在墙上的是一幅精致的教堂蚀刻板画。
- Copper and gold are both metals. 铜和金都是金属。
- It's only a waste of time to speak to her. 和她说话纯粹是浪费时间。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- I can't just let the water run to waste. 我不能让这些水白白流掉。
