查询词典 yolk membranes

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。

Results showed that the best separation factor of sulfides amounted to 1.7 by ZSM-5 membranes loaded with 0.2 mol/L Ag+ solution. The separation performance of the membranes was the best when activated 450℃. Benzothiophene showed a strong competitive adsorption effect to thiophene.

实验表明：当银离子浓度为0.2 mol/L时硫化物的分离因子最高达到1.7；当活化温度为450 ℃时ZSM-5分子筛膜的分离性能最好；苯并噻吩对噻吩有较强的竞争吸附影响。

Using cobalt-2,2＇-bipyridyl complex as template, molecularly imprinted polymer membranes with supporting membranes were synthesized through in-situ polymerization by UV irradiation.

采用分子印迹技术紫外光引发原位聚合的方法制备了带支撑膜的钴离子配位分子印迹聚合物膜。

The result shows that the blend membranes have good mechanical properties and can conquer the weakness of silk membranes,stiffness and brickleness.

采用共混法制备丝素-壳聚糖共混膜，并测定其力学性能，结果表明各种配比的丝素-壳聚糖共混膜均具有良好的机械性能，能够克服纯丝素膜刚而脆的弱点。

The virus is rod shaped,(130～180)×(360～400)nm in external form, had capsula membranes and 10～13nm low density intervals between capsula membranes and cores.

病毒呈杆状外形为(130～200)×(360～400)nm，具囊膜，囊膜与核心间有10～12nm低密度间隔。

Surface modification of albumin chitosan blended membranes have been reported by us, via immobilization of bioactive complexes or coupling biomolecules on liposome-modified membranes through carbodiimide functional moieties .

表面修饰白蛋白混纺壳聚糖膜已报道的时候，经固定化生物活性物或生物大分子耦合对脂质体膜修饰通过碳化功能材料。

Dehydration process based on hollow fiber composite membrane is one of the crucial and effective methods to remove water vapor from industrial gases such as light hydrocarbon, compressed air, natural gas and so on. Dehydration of propylene with VP method was studied in the thesis. We prepared the PVA/PS、CS/PS and PVA-CS/PS hollow fiber composite membranes by spread method. The permeation behavior of water vapor among coagulable light hydrocarbons through composite membranes and asymmetric membrane was researched by vapor permeation method. Also a differential mathematical model was established which can describe dehydration of gas phase propylene.

本论文以采用蒸气渗透法脱除丙烯中微量水分为目标，制备了 PVA/PS、 CS/PS、PVA-CS/PS 中空纤维复合膜；研究了可凝性轻烃蒸气中的微量水分在复合膜、非对称膜中的渗透行为，建立了描述丙烯气相脱水的数学模型，并进行了模拟计算；深入探讨了水蒸气在交联 PVA 致密膜中的渗透机理。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。