It is because that the particle size of acetylene black is smaller than that of graphite, it is easy to disperse well among active material.
这是因为乙炔黑的粒度比石墨小，比表面积相对更大，能很好地分散在活性物质之间。
2
A minute, round particle composed of RNA and protein found in the cytoplasm of living cells and active in the synthesis of proteins.
一种微小圆形的由rna及蛋白质构成的微粒，发现于活细胞的细胞质中，且活跃于蛋白质的合成中。
3
Efficacies: This mask is infused with active carbon using particle technology that removes dirt from skin, improves dullness, minimizes pores and regulates moisture-oil balance.