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- base diffusive layer 基极扩散层
- base diffusion layer 基极扩散层
- When the water contains a high concentration of ions, the diffuse layer would obviously be compacted. 当水中含有高浓度离子时，扩散层会明显收缩。
- The microstructure and the properties of nickel diffusion layer were also investigated. 同时，对扩散层的组织和性能进行了研究。
- The characteristics of so-called silicon diffusion layer were analyzed through EPMA and hardness test. 通过成分分析（EPMA）和硬度测试， 分析了硅扩散层的特征。
- Micro porous layer (MPL) was added between gas diffuse layer and catalyst layer. 摘要:微孔层是加在气体扩散层与触媒层之间，主要功用是藉由毛细作用力帮助液态水的排除。
- When measuring a shallow diffused layer at low concentrations, reliable measurement free of noise are difficult to make. 测量低浓度浅扩散层时，无干扰的可靠测量很难实行。
- SO_4~(2-) ions can hardly enter into Stern layer and SO_4~(2-) ions adsorbed byC-S-H surface distribute in the diffusion layer for the main. SO_4~(2-) 离子很难进入吸附层,被吸附的SO_4~(2-)离子主要分布在扩散层中。
- The gas diffusion layer of air electrode was prepared by the rolling method with acetylene black and 60% PTFE emulsion as raw materials. 以乙炔黑、60%25PTFE乳液为原料,用辊压法制备空气电极的气体扩散层。
- Until now, there have been many attempts to increase fuel cell performance by developing or modifying the gas diffusion layer (GDL). 直到现在，已有许多研究证实，改良气体扩散层的碳微孔层性质可以促进燃料电池的性能提升。
- Moreover,metallograph examination and hardness measuring are made for the specimens and electronic probing imposition for the diffusion layer. 结果表明,在共析温度以下进行催渗氮碳共渗,具有渗速快、渗层硬度高的特点;
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- Gas diffusion layer (GDL) is one of the most important electrode components in proton exchange membrane fuel cell (PEMFC). 在质子交换膜（PEM：Proton Exchange Membrane）燃料电池中，气体扩散层（GDL：Gas Diffusion Layer）是电极的重要组成部分，其结构和性能参数对电池的综合性能有重要的影响。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- By using the larger porosity of the gas diffusion layer, it can effectively prevent the anode side of the membrane from being dry, the cathode side of the membrane from flooding. 当使用孔隙度较大的气体扩散层，可以防止薄膜靠阳极侧乾化，薄膜靠阴极侧淹水，并可把各层达稳态的时间缩短。
- The sublayer sandwiched between gas diffusion layer (GDL) and cat alyst layer can reduce water saturation in the catalyst layer and optimize gas and water transport. 在催化层和扩散层之间加入的扩散亚层能够减小催化层的水饱和度,优化扩散层中的水和气传输。
- The results show that the catalytic cementation nitrocarburizing below the eutectoid temperature has a rapid penetrating rate and high hardness for the diffusion layer. 化合物层随催渗温度升高而增厚,致密性提高;
- emitter base diffusion transistor 发射极-基极扩散晶体管
