查询词典 alkali metal

Their cation binding behavior to alkali and heavy metal ions was evaluated by solvent extraction of aqueous metal picrates.

进而采用溶剂萃取的方法研究了它们与一价金属阳离子的键合行为。

The mechanism, thermodynamics and kinetics of ion-exchange reactions between alkali, alkaline-earth and transition metal ions and zirconium phosphate and its derivatives are reviewed, progress in ion-exchange reaction between luminescent metal complex and zirconium phosphate is also discussed.

本文综述了碱金属、碱土金属、过渡金属离子等与磷酸锆及其衍生物的离子交换反应机理、热力学和动力学特性，另外也讨论了发光金属配合物与磷酸锆的离子交换反应研究进展。

Indices~ mP 0 and 1 were fitted, respectively, with the heat of formation,ionic hydration energy, lattice energy ,internuclear distance bond lengthof 20 kinds of alkali halides; with the lattice energy of 20 kinds of alkali-earth metal halides,with the ionic hydration heat of 51 kinds of metals, and with the ionic standard heat of formation of 80 kinds of i.

用mP的0和1阶指数分别与20种碱金属卤化物的生成焓ΔfH m、离子水化能ΔhG m、晶格能U1、气态碱金属卤化物核间距R0，20种碱土金属卤化物的晶格能U2，51种金属离子水合焓ΔhH m关联，拟合的回归方程的相关系数为m和80种离子标准生成焓ΔfH 0.9753(0.9834)、0.9761(0.9816)、0.9964(0.9986)、0.9967(0.9967)、0.9789(0.9890)、0.9901和0.9805，满足优级或良级标准。

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。

In some embodiments where adhesion and alkali removability need to be independently controlled it is preferable that the carrier vehicle comprises two or more types of metal chelating groups wherein at least one of the metal chelating groups is an acid group and at least one of the metal chelating groups is not an acid group.

在有些体现在附着力和碱取出需要独立控制，这是可取的，承运人车辆由两个或两个以上的金属类型螯合组其中至少有金属螯合集团之一，是一种酸组和至少一个金属螯合组不是一个酸组。

In this study, a new idea that RDF is made with catalysis of alkali,alkali earth or transition metal salts. The addition of the catalysts is to low ignition and burn off temperature temperature.

本课题提出在制备RDF过程中引入催化助燃剂的新思路，这些催化助燃剂包括了许多碱或碱土金属的化合物，同时也考虑一些过渡金属的催化作用。

Ceramic bearings can produce oxidation-ho, silicon carbide, silicon nitride and so on, diameter from 3mm-50mm, precision Machinable P0, P6, P5 level; its performance characteristics are: high temperature, oil-free self-lubricating, acid, alkali and salt corrosion , wear resistance, low noise, insulating diamagnetic, since high-speed operation; metal nano-ceramic bearing its production process for a new generation of high content of nano-particles in the heat and pressure infiltration of metal surface is activated to fill the cracks and pits the metal so that 3-5 micron metal surface is more smooth solid surface, greatly reduce the friction, improve Chennai base metals, and greatly increased the life span of bearings, and its characteristics are: long life (as an ordinary stainless steel bearings 2 -- 10-fold), low noise (as an ordinary stainless steel bearings, 70%), wear-resisting, acid, alkali, salt corrosion, high temperature, load large; ceramic bearing and metal nano-ceramic bearing design and development to meet the needs of the market for high-speed, low - noise, high load, the demand for corrosion-resistant; Machinery Production Department to produce aircraft rod end joint bearing, linear guide bearings, the fuel tank of earrings, plastic bearing, non-standard side bearing components, glass door hardware, such as high-precision control products; and provide CNC machining.

陶瓷轴承可生产氧化镐、碳化硅、氮化硅等，内径从3mm-50mm，精度可加工P0、P6、P5级；其性能特点为：耐高温、无油自润滑、耐酸、碱、盐腐蚀、耐磨、低噪音、绝缘抗磁、起高速运转；金属纳米陶瓷轴承其生产工艺为新一代的高含量纳米级微粒在热和压力的作用下被激活渗入金属表面，填补金属缝隙和凹坑，使金属表面3-5微米表面更光滑坚固，大大降低其摩擦力，提高金属的奈酸碱性，并大大提高了轴承的寿命，其特性为：长寿命（为普通不锈钢轴承的2-10倍）、低噪音（为普通不锈钢轴承的70%）、耐磨、耐酸、碱、盐腐蚀、耐高温、负载大；陶瓷轴承与金属纳米陶瓷轴承的设计开发以满足市场对高转速、低噪音、高负载、耐腐蚀的需求；机械生产部以生产机杆端关节轴承、直线导轨轴承、油缸耳环、塑料轴承、非标端轴承零部件、玻璃门控五金等高精度产品；并对外提供数控加工。

Bond length, total atomic charge, frontier molecualr obital energy, and Mullicken Bonding Population proclaimed that electron transfer ought to be possible from benzene to ammonium to form charge-transfer cpmplexes. The molecular obital coefficience showed that the p-π initeraction must be existed between alkali metal cation and benzene.

键长、原子净电荷、前线轨道能量和分子轨道系数、Mullicken成键布居等量子化学参数表明碱金属阳离子和苯环碳原子发生作用而形成电荷转移复合物，这种作用中包含p-π作用的形式。

A process for making an electronic device which comprises applying a nonaqueous plate-resistant ink by ink jet printing to selected areas of a dielectric substrate, optionally laminated with an electrically conductive metal, exposing the plate resistant ink to actinic and/or particle beam radiation to effect polymerisation, adding one or more metal layers by electrolytic or electroless deposition, the upper layer of which is an etchresistant metal, removing the polymerised plate-resistant ink with alkali and finally removing the electrically conductive metal which are optionally directly laminated to the dielectric substrate and not protected by an upper layer of etch-resistant metal by chemical etching wherein the plate-resistant ink is substantially solvent-free and comprises: A 30 to 90 parts acrylate functional monomers free from acid groups comprising mono- or higher functionality wherein 5 to 95% by weight are mono-functional monomers; B 1 to 30 parts acrylate functional monomer containing one or more acid groups; C 0 to 20 parts polymer or prepolymer; D 0 to 20 parts radical initiator; E 0 to 5 parts colorant; F 0 to 5 parts surfactant; and where the ink has a viscosity of not greater than 30 cPs at 40 DEG C and all parts are by weight.

一种制备电子装置的方法，所述方法包括以下步骤：通过喷墨印刷在任选层压了一种或多种导电金属的介电底材的选定区域涂覆非水的阻沉积油墨，将所述阻沉积油墨暴露在光化辐射和/或微粒束辐射中以完成聚合，通过电解沉积或无电沉积增加一层或多层金属层，其中最上层的金属层为一种或多种阻蚀刻金属，用碱除去聚合的阻沉积油墨，最后通过化学蚀刻将任选直接层压在所述介电底材上并且不被一种或多种阻蚀刻金属的上层保护的导电金属除去，其中所述阻沉积油墨基本不含溶剂，并且包含以下组分：A30-90份不含酸基团的丙烯酸酯功能性单体，所述单体包括单官能或多官能单体，其中5-95％重量为单官能单体；B1-30份包含一个或多个酸基团的丙烯酸酯功能性单体；C0-20份聚合物或预聚物；D0-20份自由基引发剂；E0-5份着色剂；和F0-5份表面活性剂；其中所述油墨的粘度在40℃下不高于30cPs，并且所有的份数以重量计。

Infrared, ultraviolet, and mass spectrometry Gaoxiaoyexiang tests showed that benzene p rosin in neighbouring seats husband alkali metal objects with catalytic, the oxide containing hydroxy generated, ethylene, or a functional group, such as the Food oxide product.

红外、紫外、高效液相色谱和质谱测试表明，松香在邻苯二胺席夫碱金属配合物的催化下，氧化生成了含羟基、环氧基、过氧基等官能团的氧化产物。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷