查询词典 reduction voltage

Firstly, it is difficult to densify CeO2 based solid electrolyte materials and a sintering temperature above 1600℃is required to prepare dense CeO2 based solid electrolyte materials by the conventional solid-state reaction method;Secondly, doped ceria are brittle materials and have weak mechanical strength, which would be susceptible to fracture due to thermal stresses and mechanical stresses during cell fabrication and operation; Thirdly, electronic conduction will be introduced because of the reduction of Ce4+ under low oxygen partial pressure, which would reduce the output voltage and output power of the cells.

其一，CeO_2基电解质材料难以致密化，用常规的固态反应法制备的CeO_2基电解质粉体需要在1600℃以上烧结才能达到致密化；其二，CeO_2基电解质为脆性材料，机械强度低，使其容易在电池的制造及运行过程中由于热应力及机械应力而破裂；其三，CeO_2基电解质在燃料极一侧由于Ce4+还原为Ce3+出现电子导电，降低电池的输出电压和输出功率，影响电池的性能。

The 3D numerical simulation of 154kA prebake anode aluminum reduction cells is conducted by the combination of the scalar voltage potential method and two scalar magnetic potential method s.

以标量电位法和双标量磁位法相结合，对 15 4kA预焙铝电解槽磁场进行三维数值计算。

The results show that thermoluminescent anomalies, whose two edges are higher and the middle is lower, indicate the uranium deposit, the rapidity step of natural voltage indicates the transitive section of oxidation-reduction.

通过室内和野外实测，结果表明土壤天然热释光异常曲线矿体边缘高值，矿体上方低值异常的曲线特征反映了铀矿化存在的可能；中间低值段越宽，起伏变化越小，矿化相对较好；低值段宽，但起伏变化相对较大，则矿体连续性变差；中间低值段狭窄，反映了矿化较差或没有矿化。

The invention discloses an electrochemical method for preparing a hydroxylapatite particle thin coating on the surface of a metal implant, which comprises the following steps: electrolyte is put into a container equipped with a constant temperature heating system and heated to be 30 DEG C to 95 DEG C, and then the temperature is kept; platinum is taken as the anode and evenly distributed around the container, and the metal implant is taken as the cathode, put in the middle of the container and totally soaked in the electrolyte; DC voltage of 2V to 4V is added between the anode and the cathode, the surface of the metal implant has cathode reduction reaction, the pH value is increased and the supersaturation degree of the hydroxylapatite is also increased, so as to crystalize on the surface of titanium; after 0.5h to 5h of deposition, a layer of hydroxylapatite particle thin coating which can be excellently adhered to the matrix metal is formed on the surface of the implant.

本发明公开了一种在金属植入体表面制备羟基磷灰石颗粒薄涂层的电化学方法，在装备了恒温加热系统的容器中装入电解液，并将电解液加热到30～95℃恒温；将铂作为阳极均匀分布在容器四周，金属植入体作为阴极置于容器中间，完全浸没在电解液中，两极之间加直流电压2～4V，金属植入体表面发生阴极还原反应，pH值升高，羟基磷灰石过饱和度增加，从而结晶在钛金属表面；经过0.5～5小时沉积后，在植入体表面即可形成一层与基体金属结合优良的、薄的羟基磷灰石颗粒薄涂层。

When battery was rate-discharged, the cathode potential large drop caused by the aggravation of LiCoO〓 cathode polarization was main reason of battery's discharge capacity reduction and discharge voltage drop.

同时我们也比较系统地研究了MCMB/LiCoO〓电池的容量衰减机理、倍率放电时的限制电极及过充电过放电对电池性能、正负电极性能的影响。

We demonstrated ultra-thin tandem WOLEDs by locating yellow and blue emitters at corresponding first antinodes to the metal electrode, instead of 1st and 2nd antinodes in conventional tandem OLEDs. This attempt leads to the substantial reduction of operating voltage improvement in power efficiency, compared to conventional tandem WOLEDs. Besides, it shows stable EL spectra under various bias conditions.

本论文提出一超薄堆叠串接型有机白光元件结构，系利用不同波长的光其反节点位置不同的特性，将黄光及蓝光分别制作於各自的第一反节点，而得以在维持原发光效率的前提之下，减少元件整体厚度，进而降低操作电压及提升元件能量转换效率之目的。

Reduction of the X-ray tube voltage instead of increase of the exposure level would improve the DSA system performance.

结论对DSA系统而言，降低X射线机管电压要比增大X射线机输出强度更能有效改善其低对比度血管的检测能力。

Combined with dumm y damping parallel circuit,the voltage prediction can eliminate partially the sam pling tim e delay of input and output data transfer thus resulting in current noise reduction and a numerical stability im provement,which can achieve an overall simulation stability in steady and transi...

利用电压预测技术，结合&虚&阻尼并联支路，可以有效地减小接口电流噪声，提高 RTDS数值计算稳定性，保证数模接口在稳态和暂态仿真中的稳定。各 AC/DC接口的电压预测步长需独立精心选择，典型值在 1个～ 3个步长，取决于直流平波电抗值的大小和直流输电线的长度。文中给出了接口的技术实现和性能校验结果。

Combined with dumm y damping parallel circuit,the voltage prediction can eliminate partially the sam pling tim e delay of input and output data transfer thus resulting in current noise reduction and a numerical stability im provement,which can achieve an overall simulation stability in steady and transient states .

利用电压预测技术，结合&虚&阻尼并联支路，可以有效地减小接口电流噪声，提高 RTDS数值计算稳定性，保证数模接口在稳态和暂态仿真中的稳定。

Enhanced threshold voltage shift and transconductance reduction were observed after CHE stress for the nitrided devices.

在通道热电子压迫测试之后，可以发现更严重的临界电压偏移与转导值降低现象。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。