武夷山三姑度假区 k1:翻译一句话

来源:百度文库 编辑:高考问答 时间:2024/05/03 05:47:45
表面原子数目占总原子数比例与微粒直径的关系

The ratio of atom number on the surface to the total number of atoms and its relationships with minuscle diameter.