查询词典 Zr

The average transmittance of the films is over 90% in the wavelength range of the visible spectrum.

实验制备的ZnO：Zr薄膜具有良好的附着性能，其可见光区平均透过率超过90 %。

Under the condition of 250℃,48 hours and 10M NaOH, adopting the PEG makes the ratio of length/width increase in comparison with the unadopted conditions.

以Zr(NO_3)_4与NaOH反应产物做水热反应前驱体，主要是通过NO_3~-离子的吸附影响晶体生长。

RCAE1047 will be stable in arc discharge at higher vacuum condition and lower arc current, especially for pure Zr target.

RCAE1047可以在高真空和低电流条件下稳定弧光放电工作，特别是采用纯锆靶材时。

The synthetic evaluation of soil biology---biological fertility indices were (0-40cm depth of soil, same below): 0.635 →0.074 →0.014 . Significant degradation of soil texture, obvious decrease of soil organic matter , and increase of the availability of aluminum were found in the degradation series. Along with the fast vanishment of vegetation, the number of soil microbe and enzymatic activities decreased drastically, among which protease activity degraded most markedly and was only detected in soil of ZR.

土壤物理性质中，土壤质地发生了根本性退化；土壤化学性质中，随着植被的退化，有机质含量的减少和Al的有效性的提高都很明显；土壤微生物和酶活性中，各类微生物的数量退化非常显著，其活性也随植被的退化急剧减弱，酶活性也大大降低，以蛋白酶活性降低最为显著，大部分退化地段未检测出蛋白酶的活性。

The properties, the weldability and the welding method of Zr R60702 were analyzed.

对锆R60702的材料性能、焊接性、焊接方法进行了分析。

Tetragonal phase ZrO2 nano-powders containing 3%Y2O3 was prepared via the coupling route of water-oil emulsion with methyl oxalate homogenous precipitation, in which xylol was used as the oil phase, span-80 as the surfactant, and an aqueous solution containing zirconium as the water phase.

摘 要：采用二甲苯为油相， span-80为表面活性剂， Zr(NO3)4(3Y)的水溶液为水相的W/O 乳浊液和草酸二甲酯均匀沉淀结合法制备四方相ZrO2(3Y)纳米粉。

Tetragonal phase ZrO2 nano-powders containing 3% Y2O3 were prepared via the coupling route of W/O emulsion with urea homogenous precipitation, in which xylol was used as the oil phase, span80 as the surfactant, and an aqueous solution containing zirconium as the water phase.

摘 要：以二甲苯为油相，span80为表面活性剂，Zr(NO3)4(3Y)水溶液为水相的W/O 乳浊液，采用尿素均匀沉淀结合法制备四方相ZrO2(3Y)纳米粉。

The results suggested that yttria has a more effect on suppressing grain growth and stabilizing tetragonal phase than that of ceria when added at the same amount.

首次提出NH〓Cl在沉淀反应过程中依靠过饱和析出，并包裹在由Zr〓和Y〓共同组成微核上使其相互隔离的微观机制模型，该模型能很好地解释NH〓Cl加入量多少对粉料粒径及团聚状态的影响规律。

The aim of this work was to investigate effects of film thickness on the single layered zirconium oxynitride Zr

本实验的目的在研究膜厚对於单层氮氧化锆薄膜的影响。

Zirconium containing MCM-41 molecular sieves with high surface area, good crystallinity and Si / Zr ratio from 20 -∞ were synthesized in a near neutral condition by using a sodium silicate as silicon source and a zirconyl nitrite as zirconium source.

MCM - 41与传统分子筛比较，最突出的特点是具有 1～ 5nm直径的孔道和 1 0 0 0m2 ·g- 1 左右的比表面，如此宽孔道尺寸的固体材料对于大分子的吸附和催化具有潜在的应用前景[1 - 3] 。

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。