半透性,物理特性,指的是物体上的小洞或小孔只能让某些物通过,而不能让其他物质通过的性质。膜或膜状结构只容许溶媒(通常是水)或部分溶质透过,而不容许其他溶质透过的性质。M.Tra-ube(1867)所做的亚铁氰化铜的沉淀膜是近乎理想的半透性膜(半透膜semipermeable membrane),它被用于 W.Pfeffer的渗透计。
公布 中文名称:半透性 英文名称:semipermeability 定义:膜或膜状结构只允许溶剂(通常是水)或部分溶质(一般为小分子物质)透过,而不允许其他溶质(一般为大分子物质)透过的特性。 应用学科: 生态学(一级学
基于154个网页-相关网页
半透性膜 semipermeable membrance ; semipolar bond ; semipolar linkage ; differentially permeable membrane
半透性. Translucency
半透性的 semi permeable
而且具有半透性 semipermeable membrane
半透性敷料 SPD Semipermeable Dressing ; semipermeable dressing
半透性容器 Semi-permeable containers
半透性膜料 semipermeable film
半透明性 [科技] translucence ; diaphanousness ; translucence translucency
半渗透性 semipermeability ; differential permiability
In addition to value, hue and chroma, there are many subtle secondary optical properties of natural human tooth, such as translucency, opacity, iridescence, surface gloss and fluorescence. Translucency has been viewed as the most importance of these secondary properties.
天然牙的视觉外观除了颜色的三要素色相、明度、饱和度以外,还有许多第二光学特征:半透性、浑浊度、晕色、表面光泽度、荧光性,其中以半透性最为重要。
参考来源 - 天然牙和牙科陶瓷半透性的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
目的研究制作工艺对牙科陶瓷半透性和颜色的影响。
Objective To study the influence of manufacture technique on the translucency and color of dental porcelain.
研制的几种涂膜保鲜剂,具有半透性膜的特性,覆盖于果实表面,既可减少果实水分的蒸发,又能保持一定的通透性。
Four semlpermeable film preservatives, which are suitable for fruit surface coating and characterized by the venlitation and the decrease in water evaporation, have been fabricated.
天然牙的视觉外观除了颜色的三要素色相、明度、饱和度以外,还有许多第二光学特征:半透性、浑浊度、晕色、表面光泽度、荧光性,其中以半透性最为重要。
In addition to value, hue and chroma, there are many subtle secondary optical properties of natural human tooth, such as translucency, opacity, iridescence, surface gloss and fluorescence.
应用推荐