查询词典 electrode welding

Compared with the monopolar electrode system, bipolar electrode system was associated with a reduction in operation time and absorption volume of uterine distention medium and makes less influence on blood biochemistry.

与单极电切术比较，双极电切术手术时间短，膨宫液吸收量少，对患者生化的影响更小。

While electrode performance of these materials was deter mined by the simulated battery test. Based on these results, the effects of the mechanical alloying, the composition with AB5 hydrog en st orage alloys and electroless plating on the electrode capacity of Mg2Ni hydrogen storage alloys were discussed.

利用X射线衍射、扫描电镜分析了经过处理的材料的微观结构，并用模拟电池法测定了该材料的电极性能，并讨论了化学镀和与AB5型储氢合金复合等因素对Mg2Ni合金电极特性的影响。

Compared with mercury film electrode, oscillographic chronopotentiometry at silver disk electrode has fine sensitivity and precision.

与用汞膜电极的示波计时电位法相比，银盘电极上的示波计时电位法具有图形稳定、灵敏度高、精密度好及测定的线性范围宽等优点。

The oxidable potential difference of DA and AA was about 184 mV at Poly-Evans Blue modified electrode. So it is used to simultaneously determine the DA and AA without any interference. The interference of other components could be efficiently eliminated at the modified electrode, and this method can be used for determination of DA and AA in real sample with satisfactory results.

当DA与AA共存时，由该修饰电极检测的二者氧化峰电位差达184mV，故可同时测定DA和AA，并有效消除其它组分对DA测定的干扰，已用于实际样品中DA和AA含量的测定，结果令人满意。

In order to improve the electro-catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified Pt/GC electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. The study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1×10~(-3)mol/L. And find the more heteropoly acid modified on electrode, the lower peak-up potential towards methanol because of the existence of oxygenous species.

为了改善铂基催化剂氧化甲醇的催化活性，本论文首先通过循环伏安扫描法制备了不同浓度磷钼酸和磷钨酸修饰的Pt/GC电极，通过研究Pt/GC电极在修饰前后在硫酸溶液中及含甲醇的硫酸溶液中的循环伏安行为发现，磷钼酸和磷钨酸均能在PtRu/C电极上发生氧化还原反应，而且杂多酸修饰浓度对Pt/GC电极氧化甲醇的催化活性有很大影响。

Increased concentrations to 2×10〓, 2×10〓mol·L〓, securinine potentiated both basal PS and the magnitude of LTP induced by HFS. 2、Effects of securinine on synaptic transmission in freely moving rats Rats were chronically implanted with a stimulating electrode in the perforant path of hippocampus and a recording electrode in the granule cell of dentate gyrus.

一叶萩碱对清醒自由活动大鼠海马齿状回突触传递活动的影响为了更直接的研究学习记忆与突触效能的关系，我们采取慢性种植电极，在大鼠清醒状态下，观察药物对近生理状态下大鼠突触传递的影响。

The result shows that PtRuMoO_3/C shows the best catalytic activity towards methanol and phosphomolybdic acid modified PtRuMoO_3/C electrode can be considered as the best anodic electrode for DMFC.

分别采用磷钼酸和磷钨酸对三种催化剂得到的催化电极进行了修饰，并用循环伏安曲线和不同电位下的恒电位I-t曲线测试了它们的性能。

The results show that the three kinds of heteropolyacid modified platinum electrodes have the higher electrocatalytic activity to methanol oxidation, PMnMo11 modified platinum electrode has the highest electrocatalytic activity. Meanwhile the anti-poison effect to carbon monoxide of platinum electrode can been improved by modification of transition metal substituted phosphomolybdic acid.

结果表明，三种过渡金属取代磷钼酸修饰铂电极均能够提高铂电极的催化活性，其中PMnMo11修饰铂电极对甲醇的催化活性最高，同时铂电极经三种过渡金属取代磷钼酸修饰后抗一氧化碳毒化能力增强。

Organic photodetectors with switchable photosensitivity are achieved using organic photoactive layers in electrode/organic/electrode structures.

在电极／有机物／电极结构中使用有机光敏层实现可切换感光灵敏度的有机光电检测器。

It was found that photochemical deposition of Hg occurred at the layer of TiO2 covering the surface of titanium electrode under UV irradiation, the adsorption of sulfadiazine on the photochemically deposited Hg was stronger than that on the electrochemically deposited Hg, and a method for the determination of sulfadiazine was proposed by the adsorptive stripping voltammetry based on photo-chemical deposition of Hg on Ti electrode.

该研究发现采用紫外光照射钛电极表面氧化钛层能够光催化还原Hg(上标致2+)生成Hg微粒，在Ti基电极上光化学沉积Hg比电化学沉积Hg对磺胺嘧啶具有更强的吸附作用，基于光化学沉积Hg/Ti电极建立了一种吸附溶出伏安法测定磺胺嘧啶的方法。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。