查询词典 wolframite

It has been achived some of effective chelating activatirs in the flotation of chrysocolla, malachite, ilmenite and wolframite.

研究还取得了有机螯合剂活化硅孔雀石、孔雀石、钛铁矿和黑钨矿细泥浮选的一系列有效方法。

Seven wolframite separates from both topaz-quartz vein type and greisen block type tungsten ores were selected for Sm-Nd analysis.

云英岩型钨矿石中2件黑钨矿样品的ε(322Ma)值分别为5.93和4.24，与同时期亏损地幔钕同位素演化线值接近。

The ε(322Ma) values of two wolframite separates from the greisen massive ore range from 4.24 to 5.93, much higher than values of the ancient continental crust and Precambrian metamorphic rocks.

相比之下，黄玉－石英脉型钨矿石中5件黑钨矿样品的ε(322Ma)值变化范围为-4.16~-8.05，与同时期古大陆壳钕同位素演化线值相似。

Through the geological work of Baxiannao area,we find that the area contains fracture zone compound type of quartz vein,the belt type of rock in thin vein,the belt type of greisen quartz in thin vein and some other kinds of the same stuff with multitype which are wolframite and cassiterite ore deposit polymetallic ore.

通过对八仙脑矿区的地质工作，发现本区存在破碎带-石英脉复合型、石英细脉带型、云英岩-石英细脉带型等一体多型钨锡多金属矿床类型，本文对其地质特征进行了较为详细的论述，总结了区内各钨锡多金属矿床类型找矿评价的工作方法。

In the fine granite vein-type wolframite and scheelite deposit, which contains molybdenum, the main useful minerals include wolframite, scheelite, molybdenite, chalcopyrite, etc.

在花岗岩细脉型含钼的黑、白钨矿床中，主要有用矿物为黑钨矿、白钨矿、辉钼矿、黄铜矿等。

In this paper, the geochemical characteristics of granite in Jiangjunzhai tungsten deposit and the Re-Os isotopic dating of molybdenite from quartz-wolframite veins were studied and carried out, in order to elucidate the timing of mineralization and reveal the time limites and geodynamic setting of large-scale metallogeny in Southeast Hunan.

文章研究了白云仙矿田将军寨钨矿花岗岩的地球化学特征，并进行石英脉型黑钨矿石中辉钼矿的铼－锇同位素定年，以精确厘定将军寨钨矿的形成时间，揭示湘东南地区钨、锡等有色金属成矿的时限及其地球动力学背景。

Piaotang tungsten deposit is one of the most important quartz-vein type wolframite deposits in Southern Jiangxi Province where is the most important tungsten producing place in China, The wolframite-bearing quartz veins have the characters of multistage mineralization.

赣南是我国最重要的钨矿产地，漂塘钨矿是赣南的一个重要的大型石英脉型黑钨矿床，含矿石英脉具有多阶段矿化的特征。

Freezing rain and snow weather in our country 19 provinces (autonomous regions and municipalities), China's tungsten mine areas - Jiangxi and Hunan enterprises wolframite been hit hard, In addition, Guangxi and other resources and Xing'an County, Fujian and Guangdong, Nanjing wolframite and other places also suffered a severe snowstorm, corporate power facilities severely damaged, resulting in a longer period of time of mine production, restoration and reconstruction is difficult, one quarter of the country is expected to yield Scheelite will be seriously affected.

我国冷冻雨雪天气19个省，中国的钨矿领域-江西和湖南企业钨受到重创，此外，广西和其他资源，兴安县，福建，广东，南京黑钨矿和其他地方也遭受了严重的雪灾，公司电力设施严重破坏，在对煤矿生产，恢复和重建造成较长时间是困难的，国家的一个季度，预计产量白钨矿将受到严重影响。

The tungsten ratio between wolframite and scheelite is approximately 1:1. The scheelite granularity is mainly distributed between 0.02 ~ 1.28 mm while the wolframite's short granularity between 0.01 ~ 1.28 mm.

黑钨矿和白钨矿中钨的比例近似1：1，白钨矿的粒度主要分布在0.02~1.28mm ，黑钨矿的短径粒度主要分布0.01~1.28mm 。

The wolframite, scheelite, tantalum niobite and fine spar have uneven distribution in the raw ores. Relatively, the wolframite and scheelite have coarse embedded granularity, generally 0.8 ~ 0.04 mm. The tantalum niobite and fine spar have fine embedded granularity, generally 0.2 to 0.04 mm.

原矿中黑钨矿、白钨矿、钽铌铁矿、细晶石的嵌布粒度皆为不均匀嵌布，黑钨矿与白钨矿的嵌布粒度相对较粗，一般为0.8~0.04毫米，而钽铌铁矿及细晶石的嵌布粒度则很细，一般为0.2~0.04毫米。

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。