n.相对粘度 solution-solvent viscosity ratio: 溶液溶剂粘度比solution to solvent ratio: 溶液和溶剂比solvent viscosity: 溶剂粘度ratio of viscosity: 粘度比viscosity ratio: 粘度比; 粘度系数; 粘性计; 黏度比下载手机词典可随时随地查词查翻译