锆的

For Example, due to the toxicity of lead oxide, PZT materials will be limited to use eventually.

现阶段应用甚为广泛的压电材料－锆钛酸铅系列材料，势必会面临被淘汰使用的命运。

Ion microprobe analyses revealed that the zircon from the orthogneiss has high Th/U ratios.

离子探针分析表明，片麻岩中的锆石具有高的Th/U比值。

Monazite, rutile, phosphorus and yttrium ore, tantalum and niobium ore, zircon, ilmenite and exploitation of the reserves volume ranks first in the country, Yunfu pyrite is China's largest reserves of pyrite in the sulfur content of the highest in a large-scale mine.

独居石、金红石、磷钇矿、钽铌矿、锆英石、钛铁矿的储藏量和开采量均居全国首位，云浮硫铁矿是中国硫铁矿中储量最多、含硫量最高的一座大型矿山。

SHRIMP technique is applied to the age determination of Shuiquangou alkalic complex. Zircons from monzonite and syenite of the complex in the Dongping and Hougou gold mining district are dated at age of (390± 6) Ma and (386±6) Ma, respectively with U-Pb method. Rock-forming times of the complex is confidently constrained in the Late Caledonian-Early Hercynian period.

采用先进的SHRIMP测年技术对河北水泉沟碱性杂岩体进行了年龄测定，获得东坪金矿区水泉沟岩体二长岩锆石U-Pb年龄为(390±6)Ma，后沟金矿区水泉沟岩体正长岩年龄(386±6)Ma，比较可信地确定了水泉沟岩体的成岩时代为晚加里东期－早海西期。

Apart from the amphibolite enclaves and dyke swarms, the isotopic ages of the magmatic intrusions have been measured. The magmatic sequence and geochronologic framework are as follows: Quartz monzonite, 1825 ± 23 Ma, TDM = 2920Ma; Throndhjemite, 2374 ± 10 Ma, TDM = 3460 Ma; Tonalite, 2604±102 Ma, TDM = 3063 Ma; Monzonite, 3096±17 Ma, TDM = 2978 Ma; Granite, 3605±43 Ma, TDM = 3528 Ma.

在野外建立热事件相对序列的基础上，通过单颗粒锆石U-Pb法测年和Sm-Nd同位素示踪研究，初步建立了该区早前寒武纪岩浆活动的年代格架：石英二长岩：1825±23 Ma，TDM=2920 Ma；奥长花岗岩：2374±10 Ma，TDM=3460 Ma；英云闪长岩：2604±102 Ma，TDM=3063 Ma；二长花岗岩：3096±17 Ma，TDM=2978 Ma；花岗岩：3605±43 Ma，TDM=3528 Ma。

Experimental research on ultrasonic honing engineering ZrO2 ceramics was carried out with W20 and W7 oilstone . In tests we studied the influence of ultrasonic honing on surface damage ratio, as well the influence of honing technics parameters on surface roughness.

采用W20和W7珩磨油石对氧化锆工程陶瓷进行了超声珩磨试验研究，给出了超声珩磨条件下对表面破碎率的影响以及珩磨工艺参数对表面粗造度的影响。

In processing ceramic glaze, it boasts wide range of application,sound opalescence and fluidity as well as good wear resistance and whiteness and low radioactivity, thus cannot be affected by firing conditions while can prominently improve the combining property between clay and glaze and increase glaze surface's hardness, which also explain its popularity in ceramic production.

硅酸锆之所以在陶瓷生产中得以广泛应用，还应为其化学稳定性好，粒度细，分布合理，白度高，放射性低，因而不受陶瓷烧成气氛的影响，且能显著改善陶瓷的坯釉结合性能，提高陶瓷釉面硬度。

They are cement, quartz, feldspar, calcite, gypsum, limestone, dolomite, graphite, fluorite, aedelforsite, phosphate ore, fused calcium magnesium phosphate, carbamide , electrolytic manganese metal, ferromanganese, coal, gangue, slag, zirconium, steatite, granite, orthoclase, marble, barites, ceramics, glass, etc.

主要用于将块状物料磨成粗粉（细粉、细砂与中砂组成的混合物），例如水泥、石英、长石、方解石、石膏、石灰石、白云石、磷矿石、煤、煤矸石、矿渣、锆英砂、滑石、花岗岩、钾长石、大理石、重晶石、陶瓷、玻璃等莫氏硬度9.5级以下的高、中、低硬度物料。

ZnO green phosphor preparation process by the thermal oxidation of zinc sulfide with zirconium oxychloride as additive is investigated.

研究以氯氧化锆为添加剂的硫化锌热氧化法合成ZnO绿色荧光粉的过程。

The study on the chronology, geochemistry and zircon Hf isotopes of the Zhuangzili and Mopanshan K-feldspar granites in Bengbu uplift was carried out in order to constrain their petrogenesis.

对蚌埠隆起区庄子里和磨盘山钾长花岗岩进行了系统的年代学和地球化学以及锆石Hf同位素的研究，以便对其岩石成因进行约束。

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。