阴极

The TiB2 cathode coating was tested in existing 190kA prebake cells.

3在现行190kA预焙铝电解槽上进行了TiB_2涂层阴极的工业生产试验，考核在用焦粒焙烧所产生的热量制备TiB_2涂层阴极的过

In this paper,surface line-charge method was taken to calculate the magnetic distribution in a 160kA large prebake anode aluminum reduction cell in Guizhou Aluminum Smelter.

应用表面磁荷法对贵州铝厂 16 0kA大型预焙阳极铝电解槽的磁场进行了计算，通过对电流分布均匀情况下和考虑了实际电流分布情况下的电解槽磁场的比较，可以看出，阳极和阴极电流分布对铝电解槽磁场分布具有绝对的影响，只有在考虑了阳极和阴极电流实际分布的情况下，才能准确地计算出铝电解槽的实际磁场分布。

The developed coating materials and technology would overcome the problem of prebake cells with quite short cell life in China, and could also be found application in innovative aluminum reduction cell as wettable inert cathodic materials.

为了克服我国预焙铝电解槽槽寿命过短的严重弊端，并且发展新型铝电解槽用惰性可润湿性阴极材料，本文在广泛的文献调查和前人工作基础上，对TiB_2复合阴极涂层材料和技术进行了深入的研究。

Based on extensive literature review and previous work in the authors group, further and deeper investigation was performed for cathode materials and technology with TiB2 composite coating. The developed coating materials and technology would overcome the problem of prebake cells with quite short cell life in China, and could also be found application in innovative aluminum reduction cell as wettable inert cathodic materials.

为了克服我国预焙铝电解槽槽寿命过短的严重弊端，并且发展新型铝电解槽用惰性可润湿性阴极材料，本文在广泛的文献调查和前人工作基础上，对TiB_2复合阴极涂层材料和技术进行了深入的研究。

Electrochemical hydrogenation of anthracene was carried out in a divided three-electrode cell with spumous Pb as cathode and Pt as anode.

在隔离式电解槽中，以制备的泡沫Pb为阴极，Pt丝为对电极，饱和甘汞电极为参比电极，研究了不同电解体系的伏安曲线和蒽的阴极电化学加氢行为。

It points out: a rational arrangement of supplementary cathode can greatly uniformize the handsaw temperature duo to its double actions of redistributing heat source and reducing thermal radiation; less shield layers at the top of the furnace leads to more uniform horizontal temperature distribution. The horizontal plate between two rows of handsaws can enhance the radiative heat transfer at the center place, and therefore can reduce the temperature difference along both horizontal and vertical directions.

指出：辅助阴极具有重新分配炉内的热源分布和隔热保温的双重作用，合理添加辅助阴极对改善料筐内温度场的均匀性具有重要的作用；在渗金属炉的顶部减少辐射屏层数，可以在保证竖直方向满足工艺要求的同时改善水平方向的温度场的均匀性；料筐的几何结构对温度场有重要影响，锯条背之间的距离以60毫米为好；减少料筐材料的发射率有利于局部控制料筐温度。

More appropriate electrochemistry reacts the condition is:訧 R-Ta/Ti is positive pole, electric stone Chinese ink board is zincous electrolyte for L-1 H2SO4 of cathode;4mol ·, l-1 H2SO4 of · of 2mol · L-1 VOSO4-2mol mixes solution to be cathode electrolyte, electroanalysis at 1A 6h.

较适宜的电化学反应条件为：以Ir-Ta/Ti为阳极，导电石墨板为阴极；4mol·L-1 H2SO4为阳极电解液，2mol·L-1 VOSO4-2mol·L-1 H2SO4混合溶液为阴极电解液，于1A电解6h。

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。

Many swarm parameters have been obtained such as the electron density distribution, the energy and spatial distribution of the emitted electrons from the MHCD at various voltage and different dimension of micro-hollow cathode. Micro-hollow cathode discharges with slot and cylindrical cathode have been done, results show that pressure, cathode structure and the gas mixture will affect the stability of glow discharge. Micro-hollow cathode discharge array was obtained by individual ballasted discharge unit.

进行了槽型和孔型微空心阴极放电的实验，不同的气压、电极结构以及气体配比对放电稳定性有着明显的影响；采用分段镇流的方法，进行了微空心阴极阵列放电的实验研究，得到了均匀放电；做了大气压下MHCD自持的辉光放电研究。

The carbonizing temperature, carbonizing time and the pressure of benzene (C6H6) are the decisive factors.

结果表明：在1723K，苯的压强为1.5×10-2Pa，碳化6min后Mo-La2O3阴极碳化度达到19.7%，碳化层为疏松多孔的Mo2C组织，有利于阴极热电子发射。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。