查询词典 syenite-porphyry

With over 225 production plants on five continents, Our Client is the undoubted world leader in the production of four industrial minerals: Silica sand and -flours, Cristobalite, Nepheline Syenite and Ball Clay.

在5大洲拥有超过225个生产基地，我们的客户在4种工业原料领域拥有无可置疑的领先地位：石英砂、粉，方石英，霞石，球粘土。

The outlook for feldspar and nepheline syenite depends to a large extent on the strength of the glass container industry.

长石和霞石正长岩的市场前景在很大程度上取决于玻璃容器制造业的发展形势。

According to the content of minerals, they belong to quartz syenite and quartz monzonite.

按矿物定量分类多属石英正长岩和石英二长岩类。

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。

The distribution of the subalkalic intrusive complex body is controlled by the east-west trend Shangyi-Chongli-Chicheng deep fault. The rock of the subalkalic intrusive complex body is composed of mainly diorite, syenite, alkalisyenite, monzonite and quartz-monzonite.

偏碱性侵入杂岩体的展布受尚义－崇礼－赤城东西向深断裂控制，杂岩体主要由正长岩类、碱性正长岩类、二长岩类以及石英二长岩等岩石组成。

Using nepheline syenite as a substitute for feldspar,the batch mixtures were prepared on a composition of float gl ass and are melted into glasses.

以霞石正长岩取代长石，按照浮法玻璃的成份制备配合料并熔制玻璃。

Factors including pH, concentrations of heavy metals, dosages of minerals, ionic strength and temperature were studied and the results indicated that nepheline syenite and olivine had significantly higher capacity of absorbing heavy metal ions than glacimarine clay since they possessed stronger neutralization ability to acidic solution.

考察的因素包括溶液pH值、重金属离子浓度、矿物用量、离子强度、温度等，并得出结论，霞石正长岩和橄榄石吸附重金属离子的能力明显强于冰海粘土。通过理论分析表明，导致这一现象的原因为霞石正长岩和橄榄石对酸性溶液具有更强的中和能力。

The thermodynamic calculations of the Gibbs free energies for typical multiple phase equilibria in silicate systems were performed,including (1)melting reactions of silicate reactant in processing of the glass-ceramics;(2)sintering reactions in utilizations of nepheline syenite and high- flyash;(3)crystallizing reactions of tobermorite and xonotlite .

对硅酸盐体系的典型多相平衡反应进行了热力学计算，包括：(1)微晶玻璃制备过程中的硅酸盐熔融反应；(2)霞石正长岩和高铝粉煤灰利用技术中的硅酸盐烧结反应；(3)S iO2-CaO-H2O体系和KA lS i3O8-CaO-H2O体系雪硅钙石、硬硅钙石的水热晶化反应；(4)高铝粉煤灰和霞石正长岩烧结产物的溶解反应；(5)Na[A l4]-A l3-H2O体系和Na2SO4-Ca2-H2O体系中α-A l3和CaSO4.2H2O的析晶反应。

Metallogenic conditions are analyzed from the magmatism of REE bearing syenite,hydrothermal activity and fracture activity.

从富含稀土的正长岩岩浆活动、浅成热液作用和断裂构造分析了矿床成矿条件。

The thermodynamic calculation shows that it needs to consume 065 t of Na2CO3 in treating pseudoleucite syenite ore per ton, and about 95％ Na2CO3 could be recycled.

烧结反应实验结果表明，采用碳酸钠为助剂，假白榴正长岩粉体在760～880 ℃条件下反应10～15 h，矿石中主要矿物的分解率可达971％。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。