成矿的

Ore forming hydrothermal solution constituent,ore forming temperature,hydrogen and oxygen isotope,Rb Sr isopleth,etc,it is proved to be an altered wallrock type of gold deposit appearing in beresitization vein,thus opening favorable prospects of finding gold in this area.

研究了胶东地区新发现的辉寨金矿床，依据围岩蚀变分带特征，成矿热液组分、成矿温度、氢氧同位素、Rb—Sr等时线数据等，该矿床为产于黄铁绢英岩中的蚀变岩型金矿床，由此扩大了该区找金前

The metallogenetic epoch of the silver deposits in Yanshan area ranges from 195 to 100 Ma.

在收集整理已有的同位素定年数据的基础上，应用构造-岩浆活化理论分析了华南锑矿带的成矿时代和成矿构造环境。

Four metallogenetic prospecting areas are divided for further geological working.

将成矿理论用于实践，划分出4个成矿远景区，为进一步开展的地质矿产工作提供了方向和靶区。具有长远的潜在经济价值。

The study of metallogenic environment show type of ore deposits and association of elements change with tectonic evolution.

矿床的成矿环境研究显示，成矿类型、元素组合是随构造演化而变化的。

At the ore-forming stages, fluid mixing events occurred in two types of fluid inclusions with different compositions, which exerted positive influence on molybdenite precipitation and mineralization.

成矿流体在演化过程中发生了中等盐度和低盐度流体的混合作用，2种不同成分流体的混合作用使得辉钼矿大量沉淀而成矿。

The vertical zoning of the structures of orefield is the main cause controlling the metallogenic assemblage and multistory mineralization.

矿田构造垂直分带的发育程度是控制"多位一体"成矿和矿床成矿组合的主要原因。

Isotropy determines the branch of oxyhydrogen isotope composition that shows mine fluid is not =-81.0 of δ D water ‰~-90.0 ‰,‰ of ~2.3 of ‰ of =0.1 of δ 18O water, the specification basically is atmosphere precipitation into mine fluid, but the affiliation that there are a few magma waters possibly in ore body deep.

同位素测定显示成矿流体的氢氧同位素组成分别为δD水=-81.0‰~-90.0‰，δ18O水=0.1‰~2.3‰，说明成矿流体主要为大气降水，但在矿体深部可能有少量岩浆水的加入。

Test results and analysis of S, O, D isotopes show that metallogenic minerals come from remelting salic crust and ore-forming fluids are mainly from magmatic water mixed with a little ancient meteoric water.

硫、氢、氧同位素的测试结果及分析表明成矿物质主要来自重熔的深部硅铝质地壳，成矿流体以岩桨水为主，并混有古大气水。

Thus, the hydrogeochemistry of mineralizing condition and prediction of North-Western sandstone type uranium ore in Chine Have all round been known by us.

并由此对我国西北砂岩型铀矿成矿条件和成矿预测中的水文地球化学有了一个较全面系统的认识。

The mineralization temperature is in a range of 90℃~300℃, and the mineralization fluid is a combination of slightly acidic-slightly alkalic precipitations, seawater and magmatic water.

其成矿温度在90~300℃之间，成矿流体为低盐度的弱酸性－弱碱性大气降水、海水和岩浆水的混合溶液。

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。