zonal alteration是什么意思

用法例句

In order to find out the noble metal resources urgent needed,coordinated with gold prospecting,the method of induced polarization was successfully used to find the auriferous fault alteration zone,and delineated its position in detail,which was testified by the drills later.

为寻找中国急需的贵金属资源,配合地质找金工作,在第四系覆盖层上,用激电方法成功地找到含金断裂破碎蚀变带,并圈定其具体位置,后经钻探验证而打到了含金矿(化)体。

Test and study are conducted for the foundation overload breaking mode, dam foundation seepage field control, the influence of upstream/downstream alteration zones on dam foundation safety / stability and treatment, the influence of F6 fault and treatment.

为此 ,对地基超载破坏模式、坝基渗流场控制、上下游蚀变带对坝基稳定安全的影响及处理措施、F6 断层的影响及处理措施等分析试验研究作了综合介绍及评价 ,结果表明 :在厚度为 12 5m的辉绿岩带上修建 13 0m高的百色RCC重力坝 ,其应力、变形、稳定是安全

In areas where certain number of orebodies have been found and general ore-controlling features recognized,one may collect composite samples scientifically(mainly within the alteration zone),analyse related indicator elements,summarize relevant geochemical indices,and establish a geochemical prognostic model in the light of.

在已发现一定矿 (化 )体并掌握一般控矿特征的地区 ,利用已有工程经科学的组合采样 (主要在蚀变带范围内连续检块采样 ) ,分析有关指示元素 ,总结有关的地球化学指标 ,建立地球化学预测模式 (从元素异常特征或线金属量、地球化学指标或元素比值、逐步回归方程估值等三方面 ) ,对已知矿 (化 )体及外围异常进行地球化学评价研究 ,这就是蚀变带元素地球化学成矿预测法。

The alteration-zoning model of porphyry copper deposits in island-arc and continental margin arc settings has already been known, but the features of the alteration zoning of porphyry copper deposits in collisional orogen are not clear.

岛弧环境斑岩铜矿蚀变分带模式已为人们所熟知 ,但碰撞造山环境的斑岩铜矿蚀变分带特征尚不清楚。

Because of the industrial ore body host country rock mainly with metamorphic rock,besides the more and complex skarn,therefore study on the alteration zoning law and the relation of mine is necessary.

因此,研究赋矿围岩的蚀变分带规律及其与成矿的关系是很有必要的。

According to the magnetic anomaly from Hydrocarbon alteration zone,the distribution of oil gas seepage can be determined at plane.

利用烃蚀变带所产生的磁异常现象 ,在平面上圈定油气渗漏的分布范围 ,进而寻找海底油气藏 。

CHARACTERISTICS OF MINERALIZED ALTERATION ZONE IN WOXI Au-Sb-W DEPOSIT WESTERN HUNAN

湘西沃溪金锑钨矿床矿化蚀变带特征研究

The basic type of rock in alliterated belts is shard ruff and major alteration type is the mineralization of montmorillonite, siliceous mineralization, the width of the minerogenetic alliterated belts is17 m.

蚀变带的岩石基本类型为玻屑凝灰岩，主要的蚀变类型为蒙脱石化作用和硅化作用。

Impact of abnormal stress distribution near the alteration belt on rock-burst risk strength

近蚀变带地应力异常分布对岩爆风险强度影响研究

Characteristics of the Ore-forming Fluids in Alteration Zones of the Pulang Porphyry Cupper Deposit in Yunnan Province and Its Metallogenic Significance

云南普朗斑岩铜矿蚀变带成矿流体特征及其成矿意义

ALTERATION AND MINERALIZATION ZONING OF ORE DEPOSITS IN THE YULONG PORPHYRY COPPER BELT

试论玉龙斑岩铜矿带内矿床的蚀变和矿化分带

The main mineralized types are quartz vein type and alteration pattern with fracture zone.

主要矿化类型有石英脉型和破碎带蚀变岩型。

The Effort of Cold Rolling and Tensile Test on the Corrosion of Nickel Electrodeposited Steel;

冷轧与拉伸变形对镀镍钢带腐蚀性能的影响

The Study of Tectonic-Alteration-Facies Zoneing and Its Prospecting Forecast in Linglong Gold Ore-field

玲珑金矿田构造蚀变岩带及找矿预测研究

Wallrock Alteration in the Yangshan Au ore Belt, Wenxian, Gansu

甘肃省文县阳山金矿带围岩蚀变地质特征

Study on the Distance of Exploration Engineering of No.3 Altered Metallogenic Belt in Sizhuang Gold Deposit

寺庄金矿床Ⅲ号蚀变成矿带勘查工程间距研究

Seasonal Soil Erodibility Variation in Subtropical China

中国亚热带地区土壤可蚀性的季节性变化研究

Gold ore occurs within the spilite tectonccla-stic belt and bears a close relation to altered pyrite.

金矿化产于细碧岩构造破碎带内,与蚀变黄铁矿关系最为密切。

In-situ Observation of the High Temperature Phase Transformation of Strip Cast Weathering Steel

薄带连铸耐大气腐蚀钢高温相变过程的原位观察

Volcanoes and compressive deformation during collisions along subduction zones makes continents thicker, while erosion wears them down, making them broader and flatter;

沿俯冲带碰撞过程中的火山和压缩变形使大陆加厚，而侵蚀使它们消减，使之变平，变宽；

EM, like resistivity, can also give structural information: faults, shear or altered conductive areas.

和电阻率法一样，EM法也能提供构造方面的资料，如断层、剪碎带或蚀变导电带。

Analysis on Driving Forces of Typical Zones Land Use Change in Ecotone Between Agriculture and Animal Husbandry and Its Impacts on Soil Erosion;

中国农牧交错带典型区土地利用变化驱动力分析及其对土壤侵蚀的影响

Metallogenetic Alteration Pick-up from Remote Sensing Images and Multi-data Fusion to Au-Cu Forming Prediction at Xietongmen Area of Tibet;

西藏谢通门县铜金矿带遥感图像蚀变信息提取及多源数据融合在成矿预测中的应用

Quantitative Contrast of Dabie Orogenic Erosion and Adjacent Sedimentary Basins Deposition through Thermal History Modelling of Fission Track

大别造山带与毗邻沉积盆地间剥蚀沉积关系的裂变径迹热史模拟定量对比