结果显示所制备的纳米材料粒径均匀，多为八面体结构。
The results showed that the nanoparticle materials had uniform size and were mostly octahedral structure.
本发明羟基磷灰石纳米空心材料粒径小，孔体 积和表面积大；
The nanometer-level hollow hydroxylapatite material produced by the method is small in particle size, large in pore volume and surface area;
研究发现，不同固液比、复合材料粒径不同、不同搅拌速度及不同气氛对TCAA的降解速率都有影响。
The degradation rate of TCAA was found to be related to the amount or particle size of the composition material and stirring speed.
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