三价的

In order to investigate the capabilities of zircon as waste forms for immobilizing simulated trivalent actinides, trivalent europium (Eu3+) was used as the simulacrum for trivalent actinides, the waste forms containing 20 mol% Eu3+ were successfully synthesized by high temperature solid reaction and using ZrO2, SiO2 and Eu2O3 powders as starting materials.

中文摘要：为研究锆英石基三价锕系模拟核素固化体的性能，利用Eu3+作为三价锕系核素模拟替代物质，以ZrO2、SiO2和Eu2O3粉体为原料采用高温固相法制备了包容Eu3+为20mol%的锆英石基固化体。

Set down 300,000 yuan, strong-you Qinghe Metro 85 packs, average price of 16,000 yuan / square meter Poly Lily Garden introduced 36 sets of two-bedroom 79 square meters per square meter 13100-13500 yuan,万象新天average price of 13,000 yuan per square meter from 9343 yuan down to the south …… Seeing a sound property market down, the capital developer discounts, price, and finally no longer hold still pipa half-face, and the development of many renowned enterprises loosening the price the ice, but a drop is三四千million.

珠江御景每套降30万元，强佑清河新城85折，均价1.6万元/平方米的保利百合花园推出36套79平方米两居室，每平方米1.31万到1.35万元，万象新天均价从每平方米13000元降到9343元……眼看南方楼市降声一片，京城开发商的打折、降价，终于不再犹抱琵琶半遮面了，不少知名开发企业也松动了价格坚冰，而且一降就是三四千元。

Effects of Cast Iron and Chromeplate Tap on Over Night Tap Water Quality;2. The develop ment status of current microcrack chromeplate technology is introduced.

三价铬镀铬在实际应用中最大的问题是工艺的稳定性差，而阳极是影响硫酸盐三价铬镀液稳定性的关键。

This invention discloses a method for preparing monodisperse oil-soluble surface-modified ferric oxide nanoparticles. The method comprises: mixing ethanol solution of soluble ferric salt with ethanol solution of fatty acid, adding alkali, stirring to obtain precursor of ferric oxyhydrogen fatty acid salt precipitate, and cracking at 210-280 deg.

一种制备单分散、油溶性表面修饰氧化铁纳米微粒的方法，将可溶性铁盐的乙醇溶液与脂肪酸的乙醇溶液混合，加入碱搅拌得前驱体三价铁氢氧脂肪酸盐沉淀；单元前驱体三价铁氢氧脂肪酸盐在无溶剂下直接热解得目标产品。

Besides, it makes some modifications for the model and puts forward a new rule of multi-case variable substitution to solve the problems posed by the Chinese constructions called "JianYu", which are similar to the object control constructions in Chomsky's model of Principle and Parameter Theory.

同时，汉语一价动词、二价动词和三价动词的词项行为也是解释代词隐现的重要基础。本章验证了第四章解析模型中对汉语一般计算规则的限制条件，证明了对汉语词项行为的刻画是合理的。

We studied trivalence chromium ion electrode reaction on three different surface state by cyclic voltammetry, discussed electrode activation influence on electrode reaction, and analysed the mechanism of electrode reaction. We discussed current efficiency during the first charge process and charge/discharge cycle performance by invariable current charge method.

应用循环伏安法考察了三价铬离子在三种不同表面状态石墨电极上的电极反应，探讨了电极表面活化处理对三价铬离子的电极反应的影响，并分析了电极反应的机理；采用恒电流充电的方法探讨铬液流电池初次充电过程的电流效率及恒电流充/放电循环的性能。

The research status, related technology and policy of hexavalent chromium electroplating and alternatives to hexavalent chromium electroplating were introduced.

介绍了六价铬电镀及取代六价铬电镀特别是三价铬电镀的研究现状和有关的技术及政策。

In each category, semantic and syntactic valent models of verbs are generalized.

根据三价动词的词汇—语义特点把动词划分成五个语义小类并概括出每小类动词的语义价模式以及句法价模式。

Zirconolite rich ceramics and Perovskite rich ceramics are fabricated for the incorporation of simulated trivalent actinide wastes, and the physical properties、XRD、SEM and durability tests are performed.

针对模拟三价锕系元素的固化，分别合成了富钙钛锆石固化体和富钙钛矿固化体，并对其主要性能进行了分析和比较，为其对三价锕系元素的固化提供了依

In thisthesis our endeavor has been focused on the design of fluoresent sensors for sensinggroup 11 metal ions and phosphines －a very impotant type of organic molecule inthe industral and academic aspects.

三价磷的有机化合物由于其独特的配位能力已经吸引越来越多的人对它们进行深入研究，我们将三价磷受体单元同蒽荧光团有机地结合起来设计合成出下列新型含蒽荧光团双膦配体。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。