surface lifetime
英 [ˈsɜːfɪs ˈlaɪftaɪm]
美 [ˈsɜːrfɪs ˈlaɪftaɪm]
网络 表面寿命
双语例句
- The main surface passivation methods for silicon solar cells at present were compared according to effective lifetime of minority carrier in Si wafers, reflection losses and spectral response of silicon solar cells. The advantages and disadvantages of these surface passivation technologies are analysed and estimated.
通过对硅片的少数载流子有效寿命、硅太阳电池的反射损失和光谱响应这三个方面的研究，比较了目前主要的硅太阳电池表面钝化技术，对这些钝化技术的优缺点进行了分析和评价。 - Surface defects in ceramic bearing balls may significantly affect ball strength and reduce rolling contact fatigue lifetime.
陶瓷轴承球的表面缺陷会严重降低球的强度和滚动接触疲劳寿命。 - The effects of surface thermal oxidation on the minority carrier lifetime of Czochralski ( CZ) silicon wafers are investigated by photoconductive decay ( PCD) method.
用高频光电导衰减法（PCD）研究了热氧化钝化对直拉硅少子寿命的影响。 - The resistivity and surface roughness of Indium tin oxide ( ITO) films will affect the light-emitting efficiency and lifetime of the organic light-emitting diodes ( OLED).
氧化铟锡（ITO）膜的电阻率及表面粗糙度将影响有机电致发光器件（OLED）的发光效率及其使用寿命。 - The research methods of organic coatings failure mechanisms on the surface of submarine are summarized. In the analysis of failure mechanisms and lifetime evaluation, electrochemical techniques combining with modern surface analysis techniques and traditional coatings test techniques are studied.
评述了有机涂层失效机理的现代研究方法，将电化学测试技术与现代表面分析技术和传统的涂料检测技术相结合，应用于涂层失效机理分析和寿命评估中。 - In stead of plating tin, conducting paste is spread on electric contacting surface, which obviously reduce the power loss, temperature rise and the maintenance work at the contacting point. prolonging the lifetime and lowering the production cost.
在电接触连接处以涂敷导电膏取代镀锡，能明显降低接触点的能量损耗和温升、减少维修工作、延长使用寿命和降低生产成本。 - It was found that the role of the high order modes can be considerably minimized by using penetrating light, sample of large size and low surface recombination velocity. The bulk lifetime of the filament can than be more accurately determined.
在测量时使用贯穿光、大尺寸样品、及使样品表面复合速度较低时，高次模的作用可以减少，因而能准确测得体寿命。 - The results show as follows: better quality of surface is obtained when 4.0J/mm 2 laser energy density is used. The thermal shock lifetime of the LR specimens is higher than that of plasma spraying ones.
试验结果表明：采用4.0J/mm2的激光能量密度可以得到较好的表面质量，并且具有高于等离子喷涂试样的热震寿命。 - After the ultraviolet irradiation, it is observed that the surface recombination velocity and the sample resistance are increased, the bulk minority lifetime is decreased.
紫外辐照使碲镉汞样品的电阻明显增大，样品的表面复合速度上升，少子体寿命下降。说明紫外辐射不仅对碲镉汞样品的表面有影响，而且对碲镉汞体内也有影响。 - Analysis of the physical characteristics of failure samples 'contact surface verify the failure mechanism and accelerated lifetime testing.
对失效试品作表面物理分析以便分析其失效机理，验证寿命加速试验是否正常。 - The adsorption of CO revealed that the number of surface Ni atoms increased with the increase of copper content, and thereby increased the activity and lifetime of the catalysts, leading to the substantial increase of the yield of the CNT from the decomposition of ethylene.
CO化学吸附得出，随着催化剂中铜含量的增加，还原后催化剂表面镍原子数目增多，因此，催化剂的活性和反应寿命增加，C2H4裂解生成碳纳米管（CNT）的产率随之增加； - Surface work-hardening layer and residual press stresses can repress the formation of surface cracks and retard the propagating speed of cracks, so that its contact fatigue lifetime can be greatly increased.
表面的形变硬化层和残余压力能延缓表面裂纹的萌生，减慢裂纹的扩展速率，从而能显著地增长接触疲劳寿命。 - This paper introduces the influence of the LEO environments on spacecraft surface materials and the evaluating technology of lifetime of spacecraft surface materials in LEO.
对低地球轨道环境对航天器表面材料的影响和航天器表面材料的低地球轨道环境寿命评定方法进行了介绍； - Surface and Sructure Investigations of Membrane Electrode Assembly in DMFC Lifetime Testing~
DMFC寿命测试过程中膜电极的表面和结构研究（英文） - In the research field of new materials, except the designing, manufacturing and exploiting of new materials, it is necessary that the key technologies 'researches of special forming, surface dealing, material property testing, lifetime forecasting and invaliding analyses etc. to be done.
在新材料研究领域，除了要进行新材料的设计、研制和开发以外，同时还要对特种成形加工技术、表面技术、材料性能、寿命预测与失效分析等关键技术进行研究。 - But surface defects on ceramic bearing balls can be brought at any manufacturing stage. Surface and subsurface defects significantly reduce the rolling contact fatigue lifetime.
然而在陶瓷球加工的各个阶段都能产生表面缺陷，处于表面和次表面的加工缺陷能显著降低陶瓷球的疲劳寿命。 - Surface quality has a close relation to gear's performance and lifetime.
齿轮的表面质量与其使用性能及寿命有着密切关系。 - The nonlinear effect of vertical cavity surface emitting lasers ( VCSELs) is analyzed using the Volterra transfer function in analog modulation. The effects of the modulation frequency, spontaneous emission factor, and spontaneous emission lifetime on the third harmonic and third-order intermodulation distortions are investigated.
采用速率方程与Volterra变换方法，分析了垂直腔面发射激光器在微波模拟调制情况下，频率、自发辐射因子以及自发辐射寿命对三阶谐波和三阶互调失真的影响。 - The results showed that the Yixian clay, which has greater specific surface area and weak Lewis acid, has a higher activity and lifetime in removal of olefins.
结果表明具有较大比表面积和弱L酸量的义县活性白土脱烯烃性能较高。 - Impacts on the throughflow matching, surface metal temperature of the first grade static blade, and also the average working lifetime of the high-temperature blade when the gas turbine is used for coal fuel gas is applied are analyzed.
分析了改烧中低热值煤制燃料气，对燃气轮机通流匹配、一级静叶金属温度以及高温叶片平均寿命的影响。 - Electrochemical biosensors are effective tools for detecting glucose level, to develop new materials for electrode surface modification and to enhance electrodes 'sensitivity and lifetime became an important study area.
电化学传感器是检测葡萄糖水平的有效手段，开发新的电极表面修饰材料以提高电极灵敏度和延长使用寿命成为研究者关注的一个重要方面。 - The defects in the surface of the optics are mainly responsible for the low laser induced damage threshold ( LIDT). However, during the operation of the large laser system, the surface contaminations are known to lower the LIDT and shorten the lifetime of optics.
光学元件表面固有缺陷是导致损伤阈值低的主要原因，但在大型光学系统运行中，表面污染物则是降低损伤阈值和使用寿命的重要因素。 - The results showed that thermal brushing decomposition could easily lead to a "cracking" phenomenon on the surface of the active coating, affecting the electrode catalytic activity and lifetime.
结果表明：采用刷涂热解法制备电极，易造成阳极表面活性涂层产生龟裂现象，影响电极的催化活性和使用寿命。 - Based on the adsorption of harmful gases on the cathode surface, an equation about the relationship between the cathode lifetime and the pressure was deduced theoretically.
基于杂质气体在阴极表面的吸附，理论推导并得到了阴极寿命与真空度的关系。 - Stainless steel is one of the mostly used materials to make servo valve, and the precision of dimension, quality of surface and the crossing hatches of the surface of the precision valve core has important influence on the reliability and lifetime for the servo valve.
不锈钢是最常用的制备伺服阀阀套和阀芯的材料，不锈钢精密阀芯的尺寸精度、表面质量和表面网纹结构等对伺服阀的工作可靠性、寿命等性能具有重要影响。 - The propagation lifetime of surface cracks can be forecasted by the Paris method. Due to the difficulty of crack detection and the complexity of crack propagation, it is difficult to forecast the propagation lifetime of embedded cracks of work piece in service.
表面裂纹的扩展寿命已经能够被预测，而对于在役工件的深埋裂纹，由于对其检测的困难以及裂纹扩展后形状变化的复杂性，很难预测其扩展寿命。 - Surface modification has frequently been performed to improve the surface properties and lifetime of tube-like components. Ion implantation has been receiving much interest as an effective surface processing tool.
为了提高管筒状零部件的性能和使用寿命，人们常采用表面改性技术。离子注入做为一种有效的表面改性手段一直受到人们的重视，但对于细管筒内表面的处理均匀性无能为力。 - Surface topography plays an important role in friction, wear, lubrication, sealing, mating, painting and electroplating. It also has great influence on the whole working performance, lifetime, noise and vibration of components after assembling.
表面形貌对零件的摩擦，磨损，润滑，密封，配合，喷漆，电镀等特性，以及零件装配后设备的整体工作性能，使用寿命，噪声与振动都有很大的影响。 - Monocrystalline silicon wafers are the most widely used substrates in IC manufacturing fields. The surface layer quality directly affects the property, the rate of finished products and the lifetime of IC device.
单晶硅片是集成电路（IC）制造过程中最常用的衬底材料，硅片的表面层质量直接影响着器件的性能、成品率以及寿命。