In this paper, based on the physical and chemical properties, the general adsorption mechanism of activated carbon is introduced.
本文从活性炭表面的物理性质和化学性质，介绍了活性炭吸附的一般机理。
In this paper, we mostly introduce some aspects of plastic pigment such as: method of manufacture, shipping, handling, storage, chemical and physical properties, mechanism of performance and so on.
主要对塑料颜料的生产方法、运输和存储、输送、化学物理性质、作用机理等方面进行了阐述，并对今后塑料颜料的运用进行了展望。
A study was conducted on the physical and chemical characteristics of coatings and mechanism of nutrient slow release of water-absorbent coated urea (WACU).
本文中作者对研发的一种保水缓释包膜尿素肥料的包膜物理化学特征，养分缓释机制进行了研究。
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