Deinition 。米米 米 米 米 米 Colloid systems usually have dimensions of less than 1 micron,which results in a very high surface- to-volume ratio.Therefore,surface chemistry plays a very important part in the study of colloidal systems. 米 .Lindkyist.com 米 PDF文件使用"pdfFactory Pro”试用版本创建w.fineprint.com.cn • Colloid systems usually have dimensions of less than 1 micron, which results in a very high surface￾to-volume ratio. Therefore, surface chemistry plays a very important part in the study of colloidal systems. PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.com.cn