The optimum operation conditions of ion - exchange are obtained by intercross experimental method.运用正交试验得到了较佳的树脂交换—再生操作条件.These directions embody the trends of integration, intercross and qualification.可以看出沉积物搬运和底形研究的方向体...
A knife is sharpened on the grindstone; steel is tempered in fire.刀在石上磨, 钢在火中炼.A knife is sharpened on the grindstone;steel is tempered in fire.刀在石上磨,钢在火中炼。He sharpened the edge of his knife on a grindstone.他在磨石上磨快了他的刀刃....
People tried to talk him out of it, but he insisted.大家都劝他放弃，可他却很坚持。Stalin insisted that the radio link with the German Foreign Ministry should remain open.斯大林坚持与德国外交部的无线电联系应该保持开放。He insisted I fomenting dissent, and he s...
The requirements of chemical components, producing technology of negative aluminium foil for electrolyze capacitor are explained.阐述了电解电容器负极用铝箔对化学成分 、 生产工艺技术的要求,生产过程中的质量控制原理及方法.It's just one of those words that'...