成矿的

Magma source original from remelting of the Dabie gneissic complex-magma intrusion and condensation stage under the extension system-potassic alternation and initial magmatic hydrothermal mineralization stage-meteoric water adding into the middle and latter mineralizing stages.

大别片麻杂岩重熔形成岩浆源—伸展体制下岩浆侵入冷凝阶段—钾化及初始岩浆热液成矿阶段—大气降水加入的中后期成矿阶段。

The theories of mineralization system, geochemistry, submarine hydrothermal fluids eruption deposit lithogenesis and mineralization were used to study the characters of geology and typical deposits of Erlangping Group in East Qinling Orogenic Belt and the raltion between them was dicussed in the thesis.

运用成矿系统、造山带地球化学和海底热液喷流沉积成岩成矿等理论方法，对东秦岭二郎坪群地质特征和典型矿床进行了研究，进而探讨了二者之间的关系。

The study on minerogenic series is an important field of up-to-date regional metallogeny.

矿床成矿系列研究是当前区域成矿学研究的重要内容。

Prediction for deep ore prospecting is a frontier and key research in metallogeny and metallogenic prognosis.

深部找矿预测已成为当前成矿学和成矿预测学的科学前沿和研究重点。

The research of crust-mantle metallogeny through connecting the mineralization with the deep process has become an important trend of regional metallogeny.

将成矿作用与深部过程联系起来，进行壳幔成矿学研究，已成为当今区域成矿学的一种重要发展趋势。

Prediction for deep ore prospecting is a frontier and key research in metallogeny and metallogenic prognosis.

中文摘要：深部找矿预测已成为当前成矿学和成矿预测学的科学前沿和研究重点。

Crust- mantle metallogeny is an important bridge linking deep geology with regional metallogeny.

中文摘要：壳幔成矿学是联结深部地质学与区域成矿学的重要桥梁。

The northest Jiangxi province is the important gold-producing base in China characterized bymultiple types of gold deposits,preferential gold ore-forming condition and huge potential for further gold exploration.

依据成矿物质来源、成矿作用、矿床产出条件、矿石建造和围岩蚀变等因素，将赣东北地区岩金矿床划分为岩浆热液类、火山-次火山热液类、多源热液类和地下热水渗滤类等4类8型，分述了各类金矿成矿地质特征，总结了沉积建造、构造和岩浆岩对区内金矿的控制作用，指出了赣东北地区金矿找矿方向。

According to the research of strata element contents, REE, stable isotope and wall rock alterations, ore forming substances are from both mantle and crust, and the ore deposit has the characteristics of mutiple metallogenesis and polygenetics, belonging to mantle crust polygenetic compound deposit .

老厂银铅矿床主要受断裂构造控制。对矿区地层元素丰度、稀土元素、稳定同位素及围岩蚀变等进行研究，结果表明，成矿物质有幔、壳两大来源，矿床具多期多成因的特征，属幔－壳型多因复成矿

Sabulous psephyte type Lead-Zinc deposits in the Devonian had been found.

结合该区构造演化及成矿地质条件特征，首次建立了该区密西西比河谷型铅锌矿床的成矿模式和找矿模型。

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。