查询词典 cathode

Three modification strategies including car-bon-coating, doping and nano techniques, as well as their melioration of the performances of LiFePO4 cathode material are summarized.

对碳包覆活性物质、掺杂和多形态纳米化制备技术三种改性方法以及它们对LiFePO4正极材料性能的提高进行了总结。

The structure and morphology of as-prepared cathode materials were characterized by XRD and ESEM (environment scanning electron micrograph).

通过X射线衍射和环境扫描电镜对材料的晶体结构和形貌进行了表徵。

A preparation method of nickel oxide-base cathode of fused carbonate fuel cell is to select alkali earth metal oxide, transition metal oxide and rare-earth metal oxide, mix with carbonyl nickel powder in the proportion of 0.01-15.00 mol%, add assistant and mix even into a slurry; after the slurry is formed into a biscuit by doctor-blade casting, sinter it into a multi-porous nickel plate; dissolve lithium nitrate and cobaltous nitrate with mole ratio of Li:Co-1:1 and citric acid or PVA in the distilled water to make a solution with Li of 0.00-0.5 mol/L; immerse the multi-porous nickel plate or nickel oxide plate in the solution, keep for 10-60 minutes under vacuum below 200 millibar, then dry in an oven at 75 degrees centigrade further transfer to a crucible electric furnace preheated 650 degrees centigrade for keeping the temp.

要約 熔融碳酸盐燃料电池氧化镍基阴极的制备方法属于燃料电池领域。选取碱土金属氧化物、过渡金属氧化物和稀土金属氧化物，按0.01－15.00mol％的比例与羰基镍粉混合，加入助剂，混合均匀成浆料；混合浆料流延成型为素坯后烧结为多孔金属镍板；将摩尔比为Li∶Co＝1∶1的硝酸锂和硝酸钴以及柠檬酸或聚乙烯醇溶于蒸馏水中，制成为0.005－0.5mol/L的溶液；将多孔金属镍板或氧化镍板浸入溶液中，在真空度低于200毫巴下保持10－60分钟；置于75℃的烘箱中烘干，转移至预热到650℃坩埚电炉中保温1－10小时；将此过程重复一次或多次即可。

A cathode ray tube (1) includes a tension mask (30) attached to a rectangular mask frame assembly (20) that has two long sides (22, 24) paralleling a central major axis thereof and two short sides (26, 28) paralleling a central minor axis thereof.

阴极射线管(1)包括附接到矩形的荫罩框架组件(20)上的张力荫罩(30)，所述框架组件具有平行于其中心主轴线的两个长侧边(22、24)和平行于其中心副轴线的两个短侧边(26、28)。

A cathode ray tube (1) includes a tension mask (30) attached to a rectangular mask frame assembly (10) that has two longs sides (22, 24) paralleling a central major axis X thereof and two short sides (26, 28) paralleling a central minor axis Y thereof.

阴极射线管(1)包括附接到矩形荫罩框架组件(10)的张力荫罩(30)，该张力荫罩组件(10)具有平行于中心长轴线X的两个长侧边(22、24)和平行于中心短轴线Y的两个短侧边(26、28)。

This paper shows the principle and current application situation of unsalable LaCe/LaPrCe misch metal regarded as additive in aluminum,magnesium,zinc,copper,steel and alloy,mainly illustrates the application progress of magnesium alloy AE44 with high-performacec,low cost and great heat-resistant property by replacing Cewith LaCe/LaPrCe misch metal,and reportes the application of LaCe/LaPrCe in nickel hydrogen electrode cathode material.

综述了我国大量滞销的轻稀土资源LaCe/LaPrCe混合稀土金属作为添加剂在铝、镁、锌、铜、钢及其合金中的作用机理及其应用现状；重点阐述了用LaCe/LaPrCe代替富铈混合稀土金属作镁合金主要成分，开发出高性能、低成本、新型耐热镁合金AE44研发工作应用进展；报导了LaCe/LaPrCe在镍氢电极负极材料应用及组装成氢镍电池的简况。

The cathode plate and anode plate were made of a 5 inch (12.7 cm) monochrome parallel-gate structure field emission display panel and its field emission performance was tested.

将阴极板与阳极荧光板制成了5英寸(12.7 cm)单色平行栅结构场致发射显示器并对其进行了场发射性能测试。

By using fitting device 7 alloy and samples are made to remain zero electric potential and stay in the stainless steel netty active screen connected with the cathode in the high-frequency pulse plasma diffusion equipment .

通过工装使7A52铝合金及45钢试样在高频脉冲等离子扩渗炉中处于零电位，并置于接阴极的不锈钢网状活性屏中。

By using fitting device 7A52-aluminum alloy and 45-steel samples are made to remain zero electric potential and stay in the stainless steel netty active screen connected with the cathode in the high-frequency pulse plasma diffusion equipment .

通过工装使7A52铝合金及45钢试样在高频脉冲等离子扩渗炉中处于零电位，并置于接阴极的不锈钢网状活性屏中。

Feasibility of ferroelectric cathode used for neutralizer is proposed.

提出铁电阴极用于小功率电推进中和器的可能性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。