basic rocks
英 [ˈbeɪsɪk rɒks]
美 [ˈbeɪsɪk rɑːks]
网络 基性岩类; 基性
双语例句
- The principal period of volcanic activity produced large volumes of mainly acid and basic volcanic rocks accompanied by volcaniclastic sediments which contain isolated coal seams.
火山活动的主震时期产生了大量的主酸性以及基性火山岩，并伴随着火山碎屑沉积物，且其中包含着分离的煤层。 - The Sinian volcanics are typical bimodal volcanic rocks in Kuruktag area, which are consisted of acidic and basic volcanic rocks but with rare medium acidic one.
库鲁克塔格震旦纪火山岩构成一个典型的双峰值火山岩系，主要由酸性火山岩与基性火山岩组成，缺少中酸性火山岩。 - Magmatic Process and Source for the Permian Basic Rocks in the Northeast of Tarim Plate
塔里木板块东北部二叠纪基性岩石的岩浆过程与岩浆源区 - HFSE and related ratios are similar to those of common basic rocks.
高场强微量元素含量与相关比值与一般基性岩相似； - The protoliths of the garnet amphibolite can be either basic magmatic rocks, such as basalt and gabbro, or sedimentary rocks, like greywacke.
石榴角闪岩的原岩既可以是基性岩，如玄武岩或辉长岩，也可以是沉积岩如杂砂岩。 - Geochemistry of basic rocks from the eastern part of the Yangtze magmatic rock belt
扬子岩浆岩带东段基性岩地球化学 - Using electrical sounding curve and apparent resistivity profile, strata are circled, and covering fault structure in basic rocks are inferred;
利用电测深曲线和视电阻率断面图划分了地层，推断了基岩中的隐伏断裂构造； - The deposit was discovered in a 1: 200,000 scale aerial survey as a small-scaled weak magnetic anomaly. Later on, a gossan was discovered, under which copper mineralized basic rocks were found through drilling, but without productive ore body.
在1：20万航空磁测中仅发现小而弱的磁异常，在地表发现了铁帽，并在铁帽下发现了铜矿化的基性岩后，通过地表磁测，发现磁异常，经钻探发现了致密块状铜镍矿。 - The basic rocks in the Rucheng Basin were formed in the tectonic setting of continental extension belt ( or initial rift) and its intense extension epoch is corresponding to the main extension epoch ( 120Ma) in the Nanling region, South China.
汝城盆地基性岩形成于陆内拉张带（初始裂谷）构造环境，其强烈拉张时期与华南南岭地区的主要拉张时期（120Ma）相对应。 - Deep formations: including those deposits ed to diagenesis after middle stage and basic rocks, and these formations are brittle in nature.
深部成岩作用深于晚成岩中期阶段的沉积岩及基岩，为脆性地层。 - On the problem of the serpentinization of ultra basic rocks
论超基性岩体的蛇纹石化问题 - A discussion on ULTRA-BASIC and basic rocks of copper mine areas of Jinping county, Yunnan Province
云南金平县铜矿山地区超基性-基性岩体含矿性探讨 - Comparison of three methods for baddeleyite U-Pb isotope dating of basic rocks
基性岩斜锆石U-Pb同位素定年3种方法之比较 - Preliminary study on metamorphic basic rocks in the Grove Mountains, East Antarctica
东南极格罗夫山变基性岩初步研究 - Research on gem deposit mineralization related to basic rocks
与基性岩有关的宝石矿床成矿作用的研究 - The soils with basic rocks as their parent material belong to the second group which can be further divided into soils developed from either igneous or sedimentary rocks.
基性岩土壤也可再划分为火成岩土壤和沉积岩（石灰岩）土壤两组。 - Study of strontium isotopic geochemical characteristics and genesis of certain pegmatites and basic rocks in China
中国若干伟晶岩和基性侵入岩的Sr同位素特征及成因探讨 - The basic rocks, which belong to alkali and tholeiitic magma series, enriched in LREE and LIL. The magmatic source of basic volcanic rocks was enrichment mantle being analogous to oceanic island basalts sources.
基性火山岩有磁性玄武岩与拉斑玄武岩两个岩浆系列，且富集LREE与LIL，其岩浆源区为与洋岛玄武岩源相似的富集地幔柱源。 - MSD is remaked by metamorphism, deformation and pegmatization, and telescoped the hydrothermal polymetallic mineralization concerned with basic rocks in the period of principal folding phase.
共生有阿尔戈马型铁矿与火山成因金矿。块状硫化物矿床遭受变质、变形、伟晶岩的改造，并在主褶皱幕期迭生与基性岩有关的热液多金属矿化。 - The Huanggang intrusive complex mainly consists of ultra-basic, basic, intermediate and acid rocks, dominated by intermediate and basic rocks.
出露于北秦岭桐柏北部的黄岗侵入杂岩形成于早古生代，有超基性、基性和中酸性岩石产出，以中酸性岩石为主。 - The studies show that the rocks in Okinawa Trough is of a subalkaline rock series. The basic rocks belong to a transitional form between tholeiite series and calc alkalic series while most of the intermidiate rocks and acid rocks belong to calc alkalic series.
研究表明，冲绳海槽火山岩均属亚碱性系列，基性岩具有拉斑玄武岩系列和钙碱性系列的过渡性，中、酸性岩多属钙碱性系列； - On the basis of our results, abundances of 10 major compositions and 68 trace elements of 11 acidic rocks, 19 intermediate rocks, 8 basic rocks and 4 ultramafic rocks have been calculated.
依此计算了中国11种酸性岩、19种中性（含正长）岩、8种镁铁质岩和4种超镁铁质岩的10个主成分和68个微量元素的平均含量。 - The results of these experiments show that velocities of the felsic crystalline rocks are obviously lower than that of the basic rocks and no visible relationship with metamorphic phase.
结果表明：在相同的温压条件下，长英质结晶岩的波速明显低于基性岩，而与变质相的关系不大； - Summing up and analysing the previous data on ultrabasic and basic rocks, this paper sets forth the distribution, occurrence, rock type and geochemistry, etc.
笔者对四川北部前震旦系基底中的超基性、基性岩资料进行了一次清理，在此基础上阐述了科马提岩的分布、产状、岩石类型、地球化学等。 - Application of the Re-Os system to basic and ultra basic rocks
铼－锇同位素体系在基性&超基性岩中应用现状的综述 - Their lithology are mainly acidic volcanic rocks, intermediate-basic intrusive rocks or volcanic rocks, basic rocks, etc. They each has different reservoir characteristic and hydrocarbon accumulation features.
岩性分别以酸性火山岩、中基性侵入岩或火山岩、基性岩为主。各自具有不同的储层特征和油气成藏特征。 - Some of basic rocks contaminated by the crust materials could be formed by the AFC process, but the magma source are N-MORB compostion, rather than alkaline OIB or E-MORB compostions.
而受到地壳组分混染的基性岩，部分可能是通过AFC作用形成，但是其岩浆源非本研究中的碱性OIB或E-MORB样品，而是类似于N-MORB成分。 - A detailed petrographical, mineralogical and petrochemical study has been carried out on the basic rocks in the Tongling area. The following are major achievements obtained in this thesis. 1.
本文对铜陵地区基性岩岩相学、矿物学和地球化学特征进行了详细的研究，取得以下主要成果：1、铜陵地区基性岩岩石类型主要为辉长岩。 - The petrochemical analyses indicate that the basic rocks belong to quasi-aluminous and alkalic series.
铜陵地区基性岩岩石化学分析结果显示其为准铝质的碱性岩石系列。