锆的

Some other older zircons with 206Pb/238U ages of 932 to 2443Ma were brought from Precambrian basement rocks at depth by strong submarine volcanic eruption and then deposited in quartz albitite together with hydrothermal fluids.

其他较老年龄锆石是由强烈的海底火山喷发作用从深部基底物质中带出的，并与热水流体一起沉积下来，赋存在石英钠长石岩中。

According to the research of the genetic texture of zircons and SHRIMP dating in the Caledonian banded - augen granitin Yunkai area and the Indosinian charnokite in southeast Guangxi,It is discoved that the ages of later Mesoproterzoic Sibao orogeny event concentrates between 1100 and 950Ma. It provides the important evidenve for the convergent and collision of Rodinan supercontinent in South China and the south extending of Jiangshan-shaoxin collision belt in later Mesoproterzoic.

云开地区加里东期条带-眼球状花岗岩，以及桂东南印支期紫苏花岗岩中锆石的成因结构和离子探针定年研究发现，中元古末四堡造山作用事件年龄集中分布于950-1100Ma，为华南中元古末罗迪尼亚超大陆聚合碰撞造山和江绍带的南延提供了重要证据。

In this sea area, the main origin of the detrital minerals is Hainan island, and the characteristics of genetic mineralogy of the zicon and garnet indicate that the detrital minerals mainly come from regional mid-degree-metamorphic area.

3研究区碎屑矿物主要物源是海南岛，锆石和石榴石的成因矿物学特征指示研究区的碎屑矿物可能主要来自中级区域变质物源区。

Process technology for manufacture of δ-layered crystalline sodium disilicate using dilute alkali liquor and acidic silica residue ,which are waste effluents from zirconium oxychloride production,with supplement of a small amount of quartz sand was studied.

利用氯氧化锆生产过程中排放的稀碱液、酸性硅渣辅加少量石英砂，研究了δ-层状结晶二硅酸钠的制备工艺，得到较佳合成工艺条件为：反应液配比M=n(S iO2)/n(Na2O)=2。

Because new mantle inputs have not been identified in terms of zircon Hf isotopes, mantle-derived magmas might not have been involved in formation of this S-type granitoid belt.

因为缺少显著幔源特征的高εHf值锆石，本文认为地幔物质基本没有参与该S型花岗岩带的形成。

The effect of sound field on hydrous ZrO2 colloid produced with the sol-gel method is studied.

文章研究了不同声场条件作用下，溶胶-凝胶制备氧化锆纳米粉体过程中胶体的沉降、性状以及胶体的ζ电位。

Most of zircon grains from lamprophyre have 206Pb/238U weighted average ages of 46.2±2.1Ma, representing the time of lamprophyre forming.

研究区辉绿玢岩锆石多数颗粒的206Pb/238U加权平均年龄为46.2±2.1Ma，代表了岩浆侵位结晶形成辉绿玢岩的年龄。

According the demand of the national"908"special project, the distribution of the detrital minerals and the characteristics of genetic mineralogy of the surficial sea-floor sediments offshore Hainan islands(CJ19 subzone) were studied by means of lens stereoscope, micropolariscope, SEM, EMPA and LA-ICPMS.

依托国家&908&专项项目，借助立体及偏光光学显微镜、扫描电镜、电子探针微分析和激光剥蚀等离子质谱等先进技术手段和方法，对环海南岛海域(CJ19区块)海底表层沉积物中碎屑矿物的分布和锆石、石榴石的成因矿物学进行了研究。

When you are looking at diamond alternative engagement rings, moissanite is a better choice of stone than cubic zirconia.

当你正在寻找替代在钻石订婚戒指， moissanite是一个更好的选择的石料比立方氧化锆。

The electric induced fatigue characteristics of PZT piezoelectric ceramics with compositions near morphotropic phase boundary were investigated.

研究了准同型相界(morphotropic phaseboundary简称MPB)附近不同组分的锆钛酸铅压电陶瓷在交流电场下的电致疲劳特性。

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。