Based on the catalytickinetics method, ultratrace gold in rocks, soil and natural water was determined using total differential photometer.
根据催化动力学方法，采用全差式光度计测定岩石、土壤及天然水中超痕量金。
2
The principles, characteristics and economical analysis of catalytic combustion lor organic waste gases, and also the study progress of catalyst, kinetics and technical process etc were summarized.
对催化燃烧处理有机废气的基本原理、特点及经济性，以及催化剂、动力学和工艺流程等研究进展进行综述。
3
The microporous structure decides different properties of materials, such as delivery behavior, catalytic activity, separating efficiency, adherence, storage and released kinetics, etc.