This paper presented the study of preparation and performance of efficient desiccant according to characteristic of solid adsorption desiccant cooling.
针对固体吸附除湿制冷的特点，开展了高效除湿剂的制备及性能研究。
Study on the preparation and flocculation performance of the modified composite flocculant based on the polyferrics.
聚铁基改性复合絮凝剂的制备及其絮凝性能。
The preparation and performance study of nanomaterials based on physics and chemistry are the foundation of the whole nanotechnology.
其中，以物理和化学为理论基础的纳米材料的制备和性能研究是整个纳米科技的基础。
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