At a surface exposure the host rock dips steeply to the east.
在一个露头处，含矿主岩向东陡倾。
Different cryptoexplosion breccia is the host rock of the gold deposit.
隐爆角砾岩型金矿是国内外一种具有重要经济价值的矿床类型。
Two mica schists are considered to be the source bed and host rock of gold.
二云母片岩不仅是矿源层，而且还是赋矿围岩。
So it has more important significance that how to recognize silicified rock from host rock and the extent of silicify.
因此，如何正确地识别硅化岩石与原岩，以及硅化的强弱对于找矿有着重要意义。
Its host rock is picritic volcanics, which is different from other volcanic rocks related to iron (copper) ore deposit.
其赋矿围岩为苦橄质火山岩，区别于与火山岩相关的各类铁(铜)矿。
The host rocks of the ore bodies, the Gaixian Formation of Liaohe Group, are a medium grade metamorphosed rock of the Early Proterogoic.
矿体围岩为早元古界辽河群盖县组中部变质岩系。
The relationships between VMS types, source of metal, host rock, volcanic rock types and tectonic setting have been studied in this paper.
研究了北祁连山造山带火山成因块状硫化物矿床（VMS）类型、金属来源与容矿围岩、火山岩类型及其构造环境的关系。
Wenquan granite is composed of two end-member rocks, one is the host rock of the acid end-member, and the other is the microgranular mafic enclave.
温泉花岗岩体由酸性端元的寄主岩石和暗色微细粒镁铁质包体群及基性岩墙群组成。
The geochemical characteristics of host rocks and filling minerals reveal that the salt fluid is not from host rocks, but most likely from source rock.
围岩和充填物的碳氧同位素地球化学揭示盐水流体不是来自于围岩自身，极可能来自于烃源岩。
Salt rock is regarded as the ideal host rock for nuclear waste disposal due to its advantageous geological conditions and physico-mechanical properties.
由于其有利的地质条件及优良的物理力学特性，盐岩被视为是核废料地质处置的理想场所。
The emplacement mechanism for granitoid, magmas is determined by rheological behaviour of the magma and the host rock as well as the tectonic, environment.
花岗质岩浆的上升、侵位机制除取决于岩浆与围岩的流变性质外，也受构造环境的制约。
The finite element method is used to calculate and analyze the stress and the displacement of host rock when the openings is under the jet grouting support.
采用有限单元法对巷道注浆支护时的围岩应力和位移进行了计算分析。
When driving and maintaining a drift in loose and fractured host rock, carrying capacity of host rock tends to be poor and underground pressure be intensifying.
在松散破碎围岩条件下进行巷道开掘及维护时，往往会出现围岩承载能力差、矿压显现剧烈等一系列问题。
Micrograined inclusions in Qingyang rock body are both similar to and obviously different from host rocks in such aspects as petrology, mineralogy and geochemistry.
青阳岩体微粒包体的岩石学、矿物学、地球化学等方面的特征与寄主岩石既有相似性又有显著的差异。
In this paper formational environment of host rock, wall-rock alteration, sulfur, oxygen, carbon isotopes, mineralization temperatures, ore composition were studied.
本文对该矿床含矿主岩的形成环境、围岩地变、矿石物质成分、矿化形成温度、矿床形成机制及矿质来源等问题进行了研究。
The shapes and fabric of the inclusion, as well as the strong exchange of the chemical compositions between the enclave and the host rock indicate the magma mingling.
包体的形态、结构 构造以及与寄主岩 石强烈地成分交换等均是岩浆混合作用的标志。
The granite, which is transitional to its host rock granulite, possesses some special structure and texture, fluctuating largely in its chemical component concentration.
花岗质岩石与其围岩变（浅）粒岩为渐变过渡关系，并呈现一些特殊的结构构造。
There are many similarities of the REE distribution patterns and incompatible element patterns between the enclave and the host rock ( subvolcanic porphyric granodiorite ).
包体与寄主岩（次斑状花岗闪长岩）的稀土元素曲线和不相容元素蛛网图的形态非常相似。
Rock mechanics model has been established for different types of rock structure to offer a reliable basis for a comparative analysis of host rock stability while mining in a broad area.
建立了各种结构类型岩组的岩体力学模型。为大面积采矿的围岩稳定性模拟分析提供了可靠的依据。
Their petrological and geochemical characters suggest that the host rock of the xenoliths is basanite, and the magma has not experienced obvious differentiation and assimilatory contamination.
岩石学和地球化学特征揭示包体寄主岩为碧玄岩，岩浆没有经历明显分异和同化混杂作用。
Rock mechanics models have been established for different types of rock structure to offer a reliable mechanical basis for the analog analysis of host rock stability while mining in a broad area.
采用围岩分类专家系统中的不确定性推理处理方法，以工程地质学家谷德振提出的岩体结构划分标准为基础，对金川二矿区岩（矿）体用模糊数学中择近原则的方法进行模糊综合判别。
But a host of small, narrow Banks blew up too, including Northern Rock, while a big retail bank, HBOS, failed in spectacular fashion.
而在零售银行巨头HBOS(哈里法克斯银行)惊人地倒下的同时，许多小型银行，包括北岩银行也倒下了。
Baldwin, an Oscar nominee and the Emmy award-winning star of TV comedy 30 Rock, is a debutant as host, though he has appeared to present awards in the past.
鲍德温曾获得奥斯卡提名，凭借热门美剧《我为喜剧狂》(30Rock)还得过艾美奖。虽然他曾多次担任过奥斯卡颁奖人，但这是他第一次当主持人。
Host: you have gains and losses. you have just said that you are very fond of rock and roll. but you don 't look like one.
主持人：有得有失，我觉得。刚才你有讲，你是一个蛮爱摇滚乐的人，可以我看样子觉得就不像。
The host-rock of the ore deposit is phyllite and slate of Middle Devonian.
矿床主岩为中泥盆统干枚岩、板岩。
CHRIS ROCK, a comedian, is a big fan of Oprah Winfrey, a television host and philanthropist.
喜剧演员克里斯·洛克(ChrisRock)是电视主持人兼慈善家奥普拉·温弗莉(oprah Winfrey)的狂热粉丝。
The microclastic rock of host strata furnishes gold ore deposition with an advantageous environments.
容矿细碎屑岩石，为金的沉淀提供了有利的环境；
The studies of organic geochemistry on the ore-bearing formation show that the host-rock is rich in primary organic matters and the sedimentary environment is low basin in the epicontinental sea.
含矿建造的有机地球化学研究表明：主岩富含原生有机质，其沉积环境为还原一强还原的浅海低洼海盆。
The studies of organic geochemistry on the ore-bearing formation show that the host-rock is rich in primary organic matters and the sedimentary environment is low basin in the epicontinental sea.
含矿建造的有机地球化学研究表明：主岩富含原生有机质，其沉积环境为还原一强还原的浅海低洼海盆。
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