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- semipermeable membrome 半透膜
- A machine equipped with a semipermeable membrane and used for performing dialysis. 渗析器配备有半透膜并用来进行渗析的机器
- When separated by a semipermeable membrane (e.g. a cell membrane) water moves by osmosis into the hypertonic solution from the hypotonic solution. 当用半透膜(如细胞膜)将两种溶液隔开,水分就会在渗透压的作用下从低渗一侧向高渗溶液流动。
- Seawater is forced through a semipermeable membrane that separates salt from water. 用半透膜将海水里面的水分和盐分分开。
- Desalination is carried out by simply lowering into the ocean a long, hollow pipe capped at the lower end by a semipermeable membrane. 用一根长空心尼龙管插入海水里,并用半透膜封住较低的一端来进行海水淡化。
- Diffusion of fluid through a semipermeable membrane until there is an equal concentration of fluid on both sides of the membrane. 渗透:液体通过一个半透膜进行的扩散,直到膜两边液体的浓度相同为止。
- Uemura T,Kurihara M.High performance semipermeable composite membrane and process for producing the same[P].U S Pat:4559139.1985-12-17. 刘忠洲.;膜分离技术在生物工程中的应用;在生物工程下游技术第六章[M]
- These new packings included internal surface reversed phase,semipermeable surface,shielded hydrophobic phase and mixed functional phase. 已发展起来的浸透限制固定相主要用于高效液相色谱法对生物体液中药物的直接进样分析。
- When given by most routes (excluding IV), a drug must traverse several semipermeable cell membranes before reaching the systemic circulation. 采用大多数给药途径给药(静脉注射除外)的药物在进入体循环之前必须通过数层半渗透性细胞膜。
- The coating film contained a biocompatible semipermeable material, cellulose acetate, and a water soluble pore-forming agent, poly(ethylene glycol). 膜衣成分包含具有生物相容性材料-醋酸纤维素与水溶性孔洞形成剂-聚乙二醇。
- These stationary phases include internal surface reverse phase, semipermeable surface, shielded hydrophobic phase and mixed functional phase (MFP). 原理是使大分子物质蛋白质从色谱死体积中排除,而药物达到分离。
- Therefore, osmotic phenomenon exists in the system of shale and water based fluid, but shale is a non-perfect semipermeable membrane. 试验结果证实了页岩与水基流体之间存在着渗透现象,且页岩是一个非理想性的半透膜。
- The semipermeable film coating consists of semipermeable film coating material in 5-15 weight portions and plasticizer in 1 weight portion. 半透性薄膜包衣由5-15份半透膜包衣材料和1份增塑剂组成。
- Simple squamous epithelium is a single layer of flat, platelike cells that functions as a semipermeable barrier between compartments. 由一层扁平细胞组成。细胞扁薄,含核部分略厚,核扁圆,居中。
- Aging treatment can cause some damage to membrane system of seed while no significant effect on the semipermeable layer. 老化对种子膜系统有一定损伤,但对半透层并无显著影响。
- It was found that the elastic storage of the seabed semipermeable layer can enhance the head fluctuation in the confined aquifer when the semipermeable layer is enough long. 研究结果表明,当海底弱透水层延伸足够长时,它的弹性储水对承压含水层中的海潮引起的水头波动有增强作用。
- The separation ability of semipermeable membranes needs to be understand from a molecular point of view for applications in the life sciences, chemistry, and chemical engineering. 从分子水平上研究半透膜的性质在生命科学、化学以及化学工程中有着重要的作用。
- Aialysis Proteins can be separated from small molecules by dialysis through a semipermeable membrane which has pores that allow small molecules to pass through but not proteins. 透析: 通过半渗透膜的透析,蛋白质能从小分子中分离出来,半渗透膜有孔隙,允许小分子通过,而蛋白质不能通过。
- When separated by a semipermeable membrane (e.g. a cell membrane) water is lost by osmosis from the hypotonic to the hypertonic solution.Compare hypertonic;isotonic. 当用半透膜(如细胞膜)将其隔开,水分就会在渗透压的作用下从低渗向高渗溶液流动。
- Location of semipermeable layer and permeability of seed in S. sudanense were studied by lanthanum tracer、transmission electron microscope and energy dispersive X-ray analysis. 摘要通过硝酸镧示踪、透射电镜观测和X射线能量色散分析等技术,对苏丹草种子半透层的位置和透性进行了研究。