查询词典 zircon

The influence of production technology of zircon ceramic s on microscopic structure and mechanical properties was studied.

对锆英石陶瓷的生产工艺对材料的显微结构、力学性能的影响进行了研究。

This dissertation got the deposit forming of Qulong copper porphyry copper deposit by SHRIMP zircon U-Pb and Re-Os molybdenite methods.

对驱龙铜钼矿床进行了锆石SHRIMP U-Pb同位素定年及辉钼矿Re-Os同位素定年，获得新的年龄数据：含矿斑岩锆石SHRIMP U-Pb年龄为16.35～17.58Ma，矿石的辉钼矿Re-Os同位素年龄为15.36～16.85Ma。

On the basis of the analysis to mineralizing system texture, the rock- and ore-forming ages of the granite-porphyry and related molybdenum ores were precisely redefined by the SHRIMP zircon U-Pb and molybdenite Re-Os dating method.

在对矿区矿化系统结构研究的基础上，应用锆石SHRIMP U-Pb法和辉钼矿Re-Os同位素测年法对成岩和成矿进行精确定年。

Generally the larger La~(3+) ion prefers the monazite type due to its higher oxygen coordination number of 9 as compared to 8 of the zircon type.

而EDTA作为模板剂除了螯合和诱导晶体生长外，还起到抑制镧离子形成9配位结构的作用，从而避免了单斜独居石结构晶相的产生。

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。

I can provide raw materials for the Division include: tantalum ore, niobium ore, tungsten ore, molybdenum ore, cobalt ore, nickel ore, monazite, zircon ore, chromium carbide, vanadium carbide and so on, the majority of imported raw materials.

我司可提供的原材料包括：钽矿、铌矿、钨矿、钼矿、钴矿、镍矿、独居石、锆矿砂、碳化铬、碳化钒等，大部分为进口原料。

We studied the structural characteristic of AR2O4 crystals within calcium ferrite type, ABO4 crystals in zircon, monazite, and scheelite type, R2M2O7 crystals in pyrochlore type and - and -type R2MoO6 crystals, and performed systematical calculations on the chemical bond parameters, thermal expansion coefficients and bulk moduli of these crystals.

对铁酸钙型AR2O4晶体、锆石、独居石和白钨矿型ABO4晶体、烧绿石型R2M2O7晶体和-和-R2MoO6晶体等复杂体系的结构进行研究，并系统的计算了各晶体组成化学键的属性以及表征晶体膨胀和压缩行为的膨胀系数和体模量等参数。

Using CHIME geochronological method, the zircons and monazites from the Caoshan and Lishugou plutons are dated. The PbO-UO2* isochron age and weighted average age of the Lishugou pluton are all (173±10) Ma. For the Caoshan pluton, the zircon PbO-UO2* and monazite PbO-ThO2* isochron ages are (178±8) Ma and (177±3) Ma, and their weighted average ages are (175±6) and (177±3) Ma, respectively.

运用CHIME年龄测定方法对草山和梨树沟岩体中的锆石和独居石进行了年代学研究，获得梨树沟岩体锆石PbO-UO2*等时线年龄和权重平均年龄均为(173±10)Ma，草山岩体锆石PbO-UO2*和独居石PbO-ThO2*等时线年龄分别为(178±8)Ma和(177±3)Ma，权重平均年龄分别为(175±6)Ma和(177±3)Ma。

Decorative stone edge companies are specialized in the production and wholesale Opal, zircon, glass stone, mirror glass and semi-precious stones such as man-made gemstones, are widely used in metal jewelry, handicrafts, furniture, lamps, shoes and clothing and many other products.

锋芒饰石公司是专业生产及批发猫眼石、锆石、玻璃石、镜面玻璃及半宝石等人造宝石，广泛应用于五金首饰、工艺品、家具、灯饰、鞋业及服装等多种产品。

Main Products Description: CZ zircon, glass stone, mirror glass, Opal, cats eye, turquoise, Jinsha, blue sand, coral, malachite, stone, etc.

主营产品描述： CZ锆石，玻璃石、镜面玻璃，猫眼石，猫眼球，（松石、金砂、蓝砂、红珊瑚、孔雀石、铁石等）合成半宝石，（玛瑙、珍珠贝、鲍鱼贝、虎石、紫晶等）天然半宝石。

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。