1.
A Study on Metallogenic Episodes and Metallogenic Stages of Dongping Gold Deposit, Northwest Hebei Province
冀西北东坪金矿床的成矿期次及成矿阶段研究
2.
Among them, the gold-arsenomarcasite-quartz stage and the gold-stylotyp-polymetallic sulfide stage are the major gold-forming stages.
其中,金毒砂石英阶段和金黝铜矿多金属硫化物阶段为主要金成矿阶段。
3.
For most of independent gold deposits, especially those of vein type, the ore mineral assemblages and mineral sequences are similar.
绝大多数独立金矿床，特别是脉状金矿的矿石矿物组合及其成矿阶段都是十分相似的。
4.
The quartz-barite-calcite stage is main matallogenesis.
其中方解石—石英—重晶石阶段为成矿主要阶段。
5.
It is thought that deposits in the Tongchang orefield are composite type deposits of parity, poly-period, poly-stage, poly-soure and poly-genesis.
认为铜厂矿田矿床为同位多期—多矿化阶段—多来源的多因复成矿床。
6.
Main stages Division of Geotectonics and Mineralization in Shandong Province
山东大地构造主要阶段划分与成矿作用
7.
Multistage mineralization of unconformity-type uranium deposit--A case study of Karku deposit in Russia
不整合面型铀矿床的多阶段形成过程——以俄罗斯卡尔库矿床为例
8.
Transportation of the Industrial Experiment Tailings in Step Grinding and Concentrating Process
阶段磨矿阶段选别工艺工业试验尾矿的输送
9.
The organic matters reach high maturation stage. There is no thermal maturation anomaly.
有机质已达高级成熟阶段,但矿区范围未见热成熟异常。
10.
stages of economic growth
经济成长阶段论;经济成长阶段论;经济发展阶段;经济发展阶段
11.
Application of Micro-stage Grinding Technique in Copper Mine
微阶段磨矿技术在铜矿山的应用研究
12.
APPLICATION OF MICRO STAGE GRINDING TECHNOLOGY IN ANQING COPER MINE
微阶段化磨矿技术在安庆铜矿的应用
13.
It is a key for a high level pillar mining's success to prevent backfill from being destroyed.
充填体不产生大规模破坏是高阶段矿柱成功回采的关键。
14.
LEAD ISOTOPIC COMPOSITIONS OF HUANREN POLYMETALLIC ORE DEPOSIT,LIAONING PROVINCE:EVIDENCE FROM PHANEROZOIC SINGLE-STAGE MANTLE-SOURCE LEAD
辽宁桓仁多金属矿床的铅同位素组成──显生宙单阶段幔源铅的证据
15.
Causes and Countermeasures Against Frequent Occurrence of Coalmining Accidents in China Today:Based on the Standpoints of Safety Inputs;
我国现阶段矿难频发成因及其对策:基于安全投入的视角
16.
Thehardening curve can be divided into three stages, i. e. first, rapid-hardening andsaturated stage.
循环硬化曲线可以分成三个阶段:初始阶段、速硬化阶段和饱和阶段。
17.
Savagery was the formative period of the human race.
蒙昧阶段是人类的形成阶段。
18.
On Application of Sublevel Drilling and Stope Mining Method in Mining Thin Lode of Shouyun Iron Mine
分段凿岩阶段矿房法在首云铁矿薄矿脉开采中的应用研究