Extractive metallurgy

With practical examples, the industrial extraction process of acetone acid by using fermentation method as well as the core points in design were introduced in this article.

以设计实际案例系统地介绍了发酵法生产丙酮酸的工业化提炼工艺过程及设计中需注意的设计要点。

The paper presents the process for the extraction of Nd metals out of NdFeB industrial scraps and also the influence of the related technical conditions on the product quality and techno economic index.

综述了从NdFeB生产的工业废料中提炼金属钕的生产工艺及生产工艺条件对产品质量、技术经济指标的影响。

Therefore how an enterprise refines the core value of brand have became a.

因此,企业如何提炼品牌核心价值已成为十分重要的研究课题,对于解决在市场竞争条件下白酒企业如何获取持久竞争力的问题,具有重要的现实意义。

Abstraction, Explanation and Creation of City Spirit -Urban Design of Qidong Economic Development Zone;

城市精神的提炼、阐释与创造——启东经济开发区城中城地块城市设计

Essential writing and novelty points refining on science and technology novelty search;

项目查新时科技要点撰写及查新点的提炼

Emphasis on checking and refining the subject of scientific papers;

重视对科技论文主题的审查与提炼

The basic principle of refining orpiment and realgar was discussed.

讨论了雌雄黄的提炼原理。