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- Recovery of copper sulphate from the waste etching liquor containing copper 从含铜蚀刻废液中回收硫酸铜
- waste etching liquor 蚀刻废液
- 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。
- He appears to have drunk a lot of liquor. 他似乎喝得醉醺醺的。
- That is a beautiful etching of a bird. 那是一只鸟的漂亮的蚀刻画。
- Jane: Do I have to put in liquor? 珍妮：我必须放酒进去吗？
- Men in liquor must be handled differently. 对酒醉的人必须用不同的对待方法。
- Slop out the waste basins first when you get up. 起床的第一件事是把例盆倒了。
- The ship was dry and no liquor was allowed. 船上是禁酒的,不准卖含酒精的饮料。
- The sailor was stupid with liquor. 那水手醉得不省人事。
- 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。
- It's only a waste of time to speak to her. 和她说话纯粹是浪费时间。
- I can't just let the water run to waste. 我不能让这些水白白流掉。
- It'd be a pity if all this work went to waste. 如果所有这一切工作都白干了，那多可惜。
- It is often the case that haste makes waste. 忙中有错是很常见的。
- Etching liquor 蚀刻液
- It's a waste of money betting on that old nag! 把赌金压在那匹老马上就是白扔钱！
