• Igneous and metamorphic rocks are more compact, commonly crystalline, and rarely contain spaces between grains.

    火成岩变质比较致密通常是结晶性的,颗粒之间很少空隙

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  • However, even igneous and metamorphic rocks may act as groundwater reservoirs if extensive fracturing occurs in such rocks and if the fracture system is interconnected.

    然而如果火成岩变质岩发生大规模断裂并且断裂系统相互连通,那么它们也可以作为地下水储集层

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  • Some very ancient sediments were no longer recognizable, having been converted to igneous and metamorphic rocks in the course of mountain building.

    造山过程中,一些非常古老沉积物已被转化火成岩变质岩,已经无法辨认了。

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  • The evaluating method of metamorphic rocks.

    变质岩潜山储层评价方法

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  • Precambrian metamorphic rocks constituted the basin basement.

    盆地基底前寒武系变质

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  • Almost all kinds of metamorphic rocks can be discovered here.

    变质几乎所有类型小构造,在这里都找得到

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  • Metamorphic - this means that an element is in transformation.

    变质-意味着一个元素转变

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  • The low velocity layer possibly is formed by metamorphic water.

    壳内低速可能变质造成的。

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  • What kinds of regional metamorphic rocks are present in the area?

    这一地区有哪些种类区域变质?。

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  • Yunnan emerald deposit was found in (pre) Cambrian metamorphic rocks.

    云南祖母绿矿床产于寒武系变质岩中。

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  • Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.

    片麻岩变质可以发现常见的前寒武纪地区

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  • The metamorphic petrology of eclogites from northern Dabie Mountains was performed.

    研究了大别山北部辉岩变质岩岩石学

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  • The decompressive metamorphic reactions are a type of important metamorphic reactions.

    降压变质反应一个重要变质反应类型

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  • Felsic gneiss is the most widely distributed rock type in Archean metamorphic complex areas.

    长英质片麻岩太古宙变质杂岩区主要的岩石类型

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  • Both the eclogite and the felsic gneiss have not undergone the same high-pressure metamorphic event.

    辉岩主体围岩是长英质片麻岩,它榴辉岩不是相同高压变质作用的产物。

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  • H-O isotopes constitute reflects the characteristics of magma flow and metamorphic water interfusion.

    石英的氢氧同位素组成反映出岩浆流体变质混入溶液特征

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  • The process of change from any previously existing rocks into metamorphic rocks is called metamorphism.

    原来岩石改变成为变质这种作用称之为变质作用。

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  • All the evidences indicate Miyi Precambrian metamorphic rock series is a typical low pressure metamorphic terrain.

    所有证据表明变质地体一个典型前寒武纪低压型前进变质地体。

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  • Geologic situation, resources and exploitation condition of shanxi loulan Metamorphic Iron Ore Area were introduced.

    介绍了山西变质铁矿区的地质情况资源储量开发现状

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  • According to this analysis, an ideal model of geological evolution in a metamorphic -deformation cycle is suggested.

    作者提出了一个变质质体次变质—变形回中构造演化理想模式

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  • Interpretation and evaluation for individual well reservoir in buried hill of Leng 124 metamorphic rock was satisfactory.

    从而对124变质潜山单井储层进行了解释评价,取得了满意效果。

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  • The metamorphic type can be further divided into two subtypes as regional dynamometamorphic and contact metamorphic ones.

    变质分为区域动力变质接触变质交代两个亚型

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  • The high grade metamorphic complexes in middle Hainan Island are composed of gneisses, migmatites, granulites and charnockites.

    琼中地区存在麻岩、混合麻粒紫苏花岗岩组成的高级变质杂岩。

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  • The supracrustal sequences in the dabie complex in northeastern hubei belongs to a late archean stratified metamorphic sequences.

    鄂东北大别杂岩中的表壳岩系属于太古代层状变质岩系。

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  • Volcanic rock, clastic and metamorphic rock reservoirs integrated to form the complex petroleum accumulation region in Erleim basin.

    火山岩油藏碎屑岩变质类油藏共同组成二连盆地复式油气聚集区

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  • Metamorphic rocks form from the alteration of preexisting rocks by changes in ambient temperature, pressure, volatile content, or all of these.

    变质岩是先存岩石周围温度压力挥发物含量、或所有上述因素都变化发生蚀变而形成

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  • Metamorphic rocks form from the alteration of preexisting rocks by changes in ambient temperature, pressure, volatile content, or all of these.

    变质岩是先存岩石周围温度压力挥发物含量、或所有上述因素都变化发生蚀变而形成

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