查询词典 membranes

Unlike other membranes that clog and lose performance, the new nonporous membranes maintain constant performance over an extended period of time, says Kraton.

我的研究工作大部分侧重于新膜材料研发。最近，美国科腾聚合物公司新推出了NEXAR系列高分子，是一种具选择渗透性聚合物。

The membranes may have means to center the membranes over the ostium.

隔膜可以具有使隔膜对中定位在附件口上的装置。

The mathematical models of the dynamics of the mass transfer based on the Nernst-Planck equation were established from which it is found that the different characteristics of the water decomposition between the cation and the anion exchange membranes or resins, is owing to the different potential gradient on the two kind of ion-exchange interfaces, which is further because of the difference between the structure and performance of the different membranes or resins, and is also because of the difference between transfer numbers of cation and anion ions.

根据所建立的传质数学模型方程获知在阴阳膜／树脂表面与水接触的界面层中发生的水解离的差异性，是在于离子交换界面电势梯度的差异，而这种差异又与膜与树脂的结构、性能以及阴阳离子在水溶液中的迁移数的差异有关。

The result shows that MWNT complex filtering membranes have 13.5% and 42.8% adsorptions for resorcin and alizarin red respectively. And, c-MWNT complex filtering membranes have 33.2% and 80.3% adsorptions for resorcin and alizarin red respectively. Comples filtering membrane have a great affinity for resorcin and alizarin red molecules. The membran been easily renewable, can be used repeatedly.

结果表明：制得的MWNT复合膜分别吸附了13.5%的间苯二酚和42.8%的茜素红；c-MWNT复合膜则分别吸附了33.2%的间苯二酚和80.3%的茜素红，复合膜对间苯二酚和茜素红表现出良好的吸附性，而且制得的复合膜极易再生，可重复使用。

RESULTS: The AF cells cultured in different substrates were morphologically undistinguishable. Toluidine blue staining showed that there was also no difference between AF cells cultured on flexible silicone membranes and in plastic plates. The cells growing in different substrates expressed the same levels of collagen typeⅠ,Ⅱ and aggrecan mRNA and integrin β1. AF cells grew well on silicone membranes.

结果：种植于不同基质的纤维环细胞形态学观察无明显差别；在两种基质上的纤维环细胞甲苯胺蓝染色无差异；Ⅰ，Ⅱ型胶原及聚集蛋白聚糖mRNA及细胞膜整合素β1的表达亦无明显差异；纤维环细胞可以黏附于硅橡胶膜上生长。

The results showed that ungrafted microcapsules had porous and unsymmetrical membranes,and the grafted microcapsule membranes exhibited superparamagnetic property with good magnetic field responsiveness and satisfactory thermo-responsive controlled-release property.

结果表明，未接枝的微囊膜为非对称多孔结构，接枝微囊膜具有超顺磁性，在水溶液中的磁场响应性能良好，对模拟药物有一定的温度感应控制释放特性。关键词微囊膜；超顺磁性；温度感应性；界面聚合；等离子体填孔接枝聚合

The PFSI particles and aggregates fuse into each other with heat, capillary force and Van der Waals' force to form membranes.Effect of casting temperature, casting time and change of temperature on morphology and properties of PFSI membranes was studied.

在热、颗粒之间毛细管力和范德华力等的共同作用下，通过具有相似特征的链段和基团之间的作用，体系内部形成结晶区、离子聚集区和无定形区。

Preparation of poly(vinylidene fluoride-co-hexafluoro propylene)-based symmetric microporous membranes by a dry/wet phase inversion method ;2. PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and EE as additive.

通过改变铸膜液中添加剂乙醚的含量，采用相转化法在平板刮膜机上制备了一系列超滤膜，考察了添加剂乙醚含量对铸膜液黏度、凝胶速度、膜性能和结构的影响，研究了PES-C/DMAc体系中添加剂乙醚作用的规律。

The findings demonstrated that tTG is present in PVR epiretinal membranes and cultured human RPE cells. Its amount is stimulated to increase by the PVR vitreous humor. tTG takes part in the process of PVR. It may play an important role in the formation of PVR membranes.

PVR视网膜前膜和培养的人RPE细胞tTG表达阳性，在PVR患者的玻璃体液作用下，RPE细胞的tTG表达水平升高，表明tTG参与了PVR的发病过程，在PVR视网膜前膜的形成过程中可能有重要作用。

The results showed that the carbon membranes preoxidized at 460℃,30min,and carbonized at 650℃reached the highest permeability.The permeabilities of H_2,CO_2,O_2,N_2 were 1016.4、710.3、187.8、14.0 Barrer1 Barrer=10~(-10cm~3·cm·cm~2·s~(-1)·cmHg~(-1),respectively.The carbon membranes preoxidized at 460℃,30 min,and carbonized at 850℃reached the highest selectivity.The ideal separation factors of H_2/N_2、CO_2/N_2,O_2/N_2 were 129.2、93.1、21.9、respectively.

结果表明：PPESK前驱体经460℃，30 min预氧化处理，650℃炭化得到的炭膜气体渗透性最佳，H_2、CO_2、O_2、N_2的渗透系数分别达到了1016.4、710.3、187.8、14.0 Barrer1 Barrer=10~(-10cm~3·cm·cm~(-2)·s~(-1)·cmHg~(-1)；经460℃，30 min预氧化处理，850℃炭化得到的炭膜气体选择性最佳，H_2/N_2、CO_2/N_2、O_2/N_2的分离系数分别达到了129.2、93.1、21.9。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了