查询词典 diffusion knife

On the basis of analyzing the product diffusion behavior in knowledgeable manufacturing,a nonlinear system model of the repurchasing competitive products' diffusion behavior is established.

市场竞争的日益加剧缩短了产品的生命周期，加速了产品的更新换代，继而对制造企业快速适应市场变化的能力提出了越来越高的要求，并由此催生了知识化制造[1]。

After heat treatment at 1100C in air, the elements of the substrate and the bond coat diffuse and the diffusion of Ni is an uphill diffusion. The layer of r " phase and the layer of A12O3 or NiAl2O4 were formed at the interface of the substrate and the bond coat and at the interface of the bond/top coat, respectively. The thickness of the r " phase and the oxide layer increases with the increase of the time of the heat treatment.

经1100℃热处理，基体和底层中元素发生了相互扩散，并在界面析出γ'相，γ'的存在使界面的结合为冶金结合；在底层／面层界面由于底层被氧化和Al与ZrO_2氧化还原反应形成Al_2O_3等氧化物，Y'和氧化物的厚度随热处理时间延长而增加。

the influence of damage caused by freeze-thaw cycles on the performance of chloride diffusion of concrete is studied by the experiments of free chloride concentration titration and chloride diffusion depth in this paper.

通过自由氯离子滴定试验和氯离子扩散深度试验研究了冻融损伤对混凝土氯离子扩散性能的影响。

Based on mathematical analysis of unsteady-state diffusion process in diaphragm diffusion cell, a steady-state flow technique for measuring effective diffusivity in gels has been developed.

一、借鉴测定液相扩散系数的膜池法，并基于对非稳态过程的数学分析，本文建立了测定凝胶中有效扩散系数的稳态流动法；设计了一种适用于支载高含水量强度较低的凝胶及固定化细胞类软性物质的成膜框架，改进了膜状软性物质厚度的测量方法，使实验易于进行，提高了重复性。

The invention relates to a gaseous diffusion layer for a polymer electrolyte membrane fuel battery and a preparation method thereof, relating to a gaseous diffusion layer for a fuel battery and a preparation method thereof.

用于聚合物电解质膜燃料电池的气体扩散层及其制备方法，它涉及一种用于燃料电池的气体扩散层及其制备方法。

In order to investigate the influence of membrane diffusivity on the charge-discharge performance of a single all vana- redox flow battery,the diffusion coefficients of VO~(2+) and VO_2~+ in two types of given ion exchange membrane s were measured with a specific designed permeation cell,the diffusion coefficients were about 10~(-9)～10~(-7) cm~2/s.

为了研究隔膜扩散特性对全钒氧化还原液流单电池充放电性能的影响，利用设计的渗透池实验测定了VO2+和VO2+在两种离子交换膜中的扩散系数，约为10-9~10-7cm2/s。

The impedance spectra are analyzed using an equivalent circuit containing two Nerstain diffusion terms. The simulated data are also discussed. Those additives can decrease the charge-transfer resistance and oxygen diffusion resistance.As to button zinc-air battery, we improve its zinc anode structure through granulation process.

扣式电池主要对锌阳极的结构进行了改善，采用将锌粉造粒的工艺，对不同种类锌粉放电测试，结果表明这种锌粉的结构对锌粉的利用率的提高有着积极的贡献，锌粉利用率最高可达90％。

The source diffusion layer and the drain diffusion layer are formed integral with each other, so that the protection circuit on the input end is substantially constituted of one buffer transistor.

源扩散层和漏扩散层相互形成整体，使输入端的保护电路基本上构成一个缓冲晶体管。

The leakage current of poly-Si TFTs is owing to the high drain electric field and large trap state density at drain junction. In this thesis, we found the silicon nitride film as the diffusion barrier prevents the hydrogen atoms downward diffusion and accumulated at the channel to further reduce the trap state density.

对於复晶矽薄膜电晶体其漏电主要与缺陷密度和集极电场强度有关，在本篇论文中我们发现氮化矽绝缘层能够有效的阻挡氢原子向下扩散而累积在通道之中，更进一步的去修补通道中的缺陷。

According to the theory of excitions generation and diffusion, the relationship between spectrum intensity and the thickness of every layer, the excitons diffusion length is discussed. The result of the theory analysis is in good agreement with the experiments.

根据激子产生和扩散理论，讨论了器件性能对于各发光层的厚度及激子扩散长度的依赖关系，拟合结果与实验结果吻合。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。