锆的

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。

The advantage and trend on formation of zirconia under hydrothermal conditions were introduced.

介绍了水热合成氧化锆的发展历程以及水热法制备氧化锆的特点和发展趋势。

The phase structure of zirconia is important for many catalytic reactions and materials.

氧化锆的晶相结构对其在催化反应中的活性以及作为材料的性能有着决定性的作用，氧化锆体相晶相结构的研究已有很多文献报道，但针对其表面。。。

Zirconium is almost as strong as steel.

锆的强度几乎与钢一样。

OBJECTIVE: To explore the component structure and antibacterial activity of quaternized zirconium phosphates.

目的：分析季铵化磷酸锆的组成结构和抗菌活性。

A protective atmosphere in the production of reactive metals, such as titanium and zirconium.

在活泼金属，如钛和锆的生产中，氦可以提供保护性气氛。

The paper describes the advantages of making high pure zirconium dioxide from zirconyl chloride by direct calcination,the design and manufacture of the reactor,as well as the requirements for its materials.

介绍了采用直接煅烧法从氧氯化锆制取高纯二氧化锆的优点及其反应器的设计与制造。

Study on synthesis of phosphonic acid with thiadiazole and corrosion resistance on copper;2. Synthesis of N,N-dimethyl-1-aminomethane-1,1-di phosphonic acid N-oxide and researches on its corrosion and scale inhibition performances;3. Two phosphonic acid s: dodecylamine-N,N-dimethylene phosphonic acid and dodecyl phosphonic acid,were used to modify zirconia stationary phase in this paper.

通过红外、元素分析对2种不同类型的膦酸化合物改性氧化锆的改性条件和改性机理进行了研究，结果表明：十二烷基膦酸通过Lewis酸碱作用改性，室温浸泡即可达到满意的吸附量；而具有螯合结构的十二胺-N，N-二亚甲基膦酸与氧化锆结合时存在较强的络合作用，最佳改性条件为酸性条件下加热回流。

Amounts of hydroxyl groups and specific surface areas of silica xerogel are higher, therefore it has more adsorption activated positions.

第四，通过锆在水溶液中的存在特性和SiO〓干凝胶表面特性的分析，研究了SiO〓干凝胶对锆的吸附机理。

The results show that the metal zirconium can be prepared by this method, and that the electrodeoxidation current of ZrO2 cathode is the biggest under the pressure of 16 MPa and sintering temperature of 1 000 ℃, and also ZrO2?

结果表明：采用直接电脱氧法可以制备金属锆；16 MPa、1 000 ℃时制备的阴极片电脱氧反应的平均稳定电流最大；产物中既含有锆的低价氧化物ZrO2？

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。