gdl

GDL is the important functional structure material with high electronic conductivity and excellent performance of permeability . GDL , with a thickness about 100-300 μ m , is generally made from stochastic distributed carbon fibers or orthogonal woven of carbon fiber bundles .

其中气体扩散层是关键的功能结构材料，是由随机分布的碳纤维或正交编织的碳纤维束组成的高孔隙度材料，厚度在100-300μm左右，具有较高的电导率和渗透性能。

Experimental Study on Mixing GDL with a Screen Nozzle Shape Shadow

筛形喷管混合气动激光器实验研究

The Graph Transformation Method in GDL System

GDL图形处理系统的图形变换方法

Gas diffusion layer ( GDL ) is a key component in PEMFC .

气体扩散层是质子交换膜燃料电池的重要组成部分。

Experimental and Modeling Research of GDL of PEMFC

质子交换膜燃料电池扩散层实验及模型研究

GDL said it would begin its strike on Thursday by targeting freight traffic .

gdl表示将于本周四开始罢工，目标是货物运输。

Due to its excellent performance and mature paper-making process , carbon paper has been widely used as GDL .

碳纸由于其优异的性能和比较成熟的成纸工艺，是气体扩散层应用最广泛的基底材料。

A Direct production of GDL through the Fermentation of Aspergillus Niger

黑曲霉发酵直接生产葡萄糖酸δ内酯的研究

The details are described as follows : 1 . Anisotropic permeability of carbon paper GDL .

具体的研究内容和结论如下：1.碳纸扩散层各向异性渗透系数研究。

Thus far , management has refused to negotiate separate comprehensive agreements with the GDL .

迄今为止，管理方已经拒绝了单独同GDL达成综合协议的谈判。

The results show that the wettability plays a significant role on water saturation distribution in water transport in GDL .

研究结果表明了碳纸扩散层的润湿特性在液体水的动态传输过程中所扮演着重要角色。

Research indicates that GDL have characteristics of randomness , irregularity and self-similarity .

研究表明，扩散层具有随机性、无序性和自相似性等分形特性。

GDL has been programmed and utilized with the running of GDL system .

GDL语言已随着GDL系统的正常运转而得到应用。

Train drivers and conductors in the GDL trade union are continuing their strike .

德国铁路司机工会组织GDL的火车司机和售票员正在继续他们的罢工。

GDL is a LISP - like language .

GDL是一种类LISP的语言。

The Preparation and Determination of GDL

D-萄葡糖酸-δ-内酯的制备及其测定

Through reasonable simplification , the analytical expression of gas diffusion in GDL is derived which is convenient for calculation .

GDL的气体扩散经适当简化后得到解析表达式，以便于计算。

The results show that the increased carbon loadings of cathode GDL is helpful to reduce water loss and enhance methanol efficiency .

结果表明：阴极扩散层碳粉载量（即厚度）增加，电池系统水损失量减少，甲醇法拉第效率和能量效率提高；

Based on the comprehensive analysis , the best functional property of MP was achieved by the addition of1.5 % GDL .

综合来看，1.5%的GDL添加量对猪肉肌原纤维蛋白的功能性有较好的改善作用。

Decalactone ( GDL ) is one of the most important products by biotechnology in flavouring industry .

癸内酯（GDL）是香料工业由生物技术得到的主要产品。

The obtained model contains not only the process of electrochemical reaction but also takes into account the gas diffusion in gas diffusion layer ( GDL ) .

所建立的模型不仅包含电化学反应过程还考虑了气体扩散层（GDL）的气体扩散。

Higher operating pressure , higher humidification temperature and lower operating temperature result in the increase of liquid water content at the interface of CTL and GDL .

增大操作压力、降低操作温度和升高加湿温度会增加阴极CTL与GDL界面上液态水含量。

And then , Panoramic-space Maker is realized by windows programming , using VC + + programming tool and GDL JPEG technology .

采用VC++作为编程工具，运用GDI、JPEG技术进行WINDOWS程序设计实现全景空间编辑器子系统。

Sorption of Americium on Container Wall and Its Influence on Through-Diffusion Cell Tests Experimental and Modeling Research of GDL of PEMFC

镅的器壁吸附及其对扩散池实验的影响质子交换膜燃料电池扩散层实验及模型研究

Decreasing the width , increasing the channel number and decreasing aptly the porosity and pore diameter of the GDL can improve the uniformity .

流道宽度减少流道条数增多、扩散层孔隙率和孔径适当减小等都可使得催化层表面氧浓度分布均匀性提高。

Experimental study on a CO_2-N_2 supersonic mixing GDL with a screen nozzle was performed on a small scale electric-ar (?) heater .

用小型电弧加热器对筛形喷管CO2-N2超音速混合气动激光器进行了实验研究。

The optical aberrations arose by the flowfield in the CO2 Gasdynamic Laser ( GDL ) is one of important reasons of effect on the beam quality .

在CO2气动激光器中，内光路流场的气动光学效应造成的波前畸变是影响光束质量的一个重要因素。

The electrode , composed of the catalyst layer ( CL ) and the gas diffusion layer ( GDL ), plays an important role in the mass transportation and electrochemical reactions .

由催化层和气体扩散层构成的电极是物质传递和电化学反应发生的重要场所。

By comparing the optimized oxygen mole fraction and the local current density distribution with the reference case , the cell performance was improved because the transport limitation was decreased through GDL optimization .

通过优化前后氧气浓度和电流密度的对比显示，这些参数可以显著改善电极的传质性能，使燃料电池获得最佳性能。

Area dimension , tortuosity dimension , maximum pore size , thickness of GDL , and saturation as well as hydrophilic pore fraction in GDL are involved in this model .

模型中考虑了扩散层内孔隙分维数、孔隙弯曲维数、最大孔径、扩散层厚度、液态水饱和度以及亲水孔比例等。