This paper introduces a new type unit to purify water by physical-chemicalprocess.
本文介绍一种新型理化法水净化处理机。
2
In the process of formation, the material must have received an environmental signal that reflects a change in climate and that can be deciphered by modern physical or chemical means.
在形成的过程中,材料必须接收到环境信号,反映气候变化,并能被现代物理或化学手段破译。
3
The physical and chemical properties, production process and physiological functions of soybean oligosaccharide are introduced, and its use in the food industry described.