电极的

Measures for decreasing the elec ˉtrode loss are put forward,which has certain significance to the improvement of cavity machining quality by EDM and to the realization of high-efficiency and low-loss machining.

从吸附效应、极性效应以及电参数的合理匹配等方面分析了影响电极损耗的因素，提出了降低电极损耗的措施，对提高电火花型腔加工质量、实现"高效低损耗"加工具有一定意义

The present invention discloses a silver iodide acetone solution above-ground combustion equipment, including liquid storage tank, air compressor, liquid-supplying and gas-supplying pipelines, filter, atomizer, pulse high-voltage igniter, combustion chamber and wind-proofing device, the above-mentioned components are placed on a base seat. The liquid storage tank is communicated with liquid inelt of atomizer by means of filter, the air outlet of air compressor is communicated with air inlet of the atomizer, the combustion chamber is a circular truncated cone shaped cylinder body whose upper portion is larger and lower portion is smaller, and is placed on a vertical rod.

本发明公开了一种碘化银丙酮溶液地面燃烧装置，包括储液罐、空气压缩机、供液供气管路、过滤器、雾化器、脉冲高压点火器、燃烧室和防风装置，上述装置均设置在一底座上；其中储液罐通过过滤器连通到雾化器进液口，空气压缩机出气口连通到雾化器进气口；燃烧室为一下大上小的圆台形筒体，设置在一竖杆上，雾化器的出口设置在燃烧室内；燃烧室上外围设置防风装置，该防风装置是一圆形防风圈；所述脉冲高压点火器的一电极设置在燃烧室壁面，另一电极设置在燃烧室内。

Two dimensional fluid simulation results show that the wall voltage across the sustaining gap is increased by 30V, and the sustaining voltage can be lowered by 10-20V with the new triggering method. The vacuum ultra-violet radiation efficiency is increased by more than 50% compared to the conventional three-electrode AC PDP.

二维流体模拟结果表明，新的触发驱动方法可将五电极AC PDP主维持间隙的壁电压提高30V左右，从而使其维持电压降低了 10~20V，降低了对驱动电路的要求，同时真空紫外辐射效率比传统三电极AC PDP提高了50%以上。

Discharge is ignited between a copper electrode with hemispherical head and water electrodeonce the air gap is broke down, using direct current power supply.

放电是在前端为半球状的铜电极和水电极之间，通过外加的直流电源使空气被间隙被击穿后产生的。

In this paper beginning with the concept of clectrode potential,according to the mass aition law,Arrhenius formula and chemical equilibrium,we get the Nernst equation and reserch oxidation-reduction and electrochemistry course.

本文从电极电势的产生出发，根据质量作用定律，Arrhenius公式及化学平衡的有关知识推导出电极电势的Nernst方程，并对氧化－还原、电化学等部分进行探讨。

The relationship between current density and overpotential as well as overpotential and cell voltage were examined in different catholyte as well as with of without liquid supporting electrolyte.

结果表明，PbO2–SPE组合电极对羟基新戊醛有一定的电催化活性，并且有较高的电流响应，同时PbO2-SPE膜组合电极在无液相支持电解质时，同样能保持高电流密度和低槽压的优势。

The difficulty to control the potential of the mineral particles electrochemically is discussed and practicable measures to break down the technical barrier are proposed.

本文提出的测定电极过程热效应和接触角的新方法不仅适用于浮选电化学，还适合于研究其它的各类电极过程。

Objective Sensory recordings were made in sciatic nerve of rabbits with self-made intrafascicular electrodes to discover more methods on harvesting information of peripheral nerve. Methods Recording electrode fabricated from external insulated wire 60μmin diameter（95%Pt-5%Ir alloy）,was implanted directly by microsurgery technique into the fascicle of the sciatic nerve of rabbit.

目的 应用自制神经束内电极采集家兔坐骨神经感觉信号以探索获取周围神经信息的方法方法用显微外科操作技术将直径60μm的95%铂、5%铱合金表面绝缘的金属丝直接插入家兔坐骨神经神经束中作记录电极。

Vehicle headlamp provided with a metal halide lamp comprising a discharge vessel surrounded with clearance by an outer envelope and having a ceramic wall which encloses a discharge space containing xenon and an ionizable filling, wherein in said discharge space two electrodes are arranged whose tips have a mutual interspacing EA so as to define a discharge path between them, wherein the discharge vessel has an internal diameter Di at least over the distance EA, and wherein Di is smaller than or equal to 2 mm and the relation EA/Di is smaller than 6, with the special feature that said vehicle headlamp has not more than one band-shaped light-absorbing coating laterally of the discharge path.

一种配置金属卤化物灯的车辆前灯包括：放电容器，其被外壳有间隙地包围，其具有陶瓷壁，所述陶瓷壁封闭包含氙和可电离填充物的放电空间，其中两个电极布置在所述放电空间内，所述电极末端具有相互间隔EA，因而在它们之间定义放电路径，其中放电容器至少沿着距离EA具有内径Di，其中Di小于或等于2mm，以及关系式EA/Di小于6，其特征在于，所述车辆前灯放电路径的侧向方向具有至多一条带状光吸收涂层。

The potential-dependent SERS of the three pyridinecarboxylic acids (picolinic acid, isonicotinic acid, and nicotinic acid) on polycrystalline silver electrode are studied in this paper.

本文通过表面增强拉曼散射研究了三种不同构型的吡啶羧酸-皮考酸、异烟酸和烟酸在粗糙银电极表面上的吸附形态随电极电位的变化关系。

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。