查询词典 igneous

By man-computer interaction technique, data are selected from crossing-well seismic lines to construct synthetic seismic records, and 20 seismic characteristic parameters are taken to identify igneous rocks by neural network techniques to construct the structural map of their top and bottom.

通过人机联作解释技术抽取联井地震测线、制作合成地震记录，提取了20种地震特征参数，采用神经网络判识技术识别火成岩，编制出火成岩等厚图和顶面、底面构造图。

An igneous rock consisting chiefly of pyroxene and nepheline.

火成的由熔化的岩石形成的固体岩石的，或与其有关的；火成的

Any of a group of igneous rocks composed mainly of olivine and various pyroxenes and having a granitelike texture.

最常见的凝固火山岩，是一种致密的深灰色火成岩，纹理细密，主要由富钙的斜长石和辉石组成。

A brown or yellow-green olivine found in igneous and metamorphic rocks and used as a gemstone.

一种褐色或黄绿色的橄榄石，见于火成岩和变质岩中，用作宝石。

Cooled pahoehoe Hawaiian lava solidifies into igneous rock with a ropelike pattern.

水冷式pahoehoe夏威夷火山熔岩凝固成火成岩与ropelike格局。

Pegmatite is a kind of giant grain or coarse-grained structure of the igneous rock, Changcheng vein of output, and the distribution of clusters.

伟晶岩是一种具有巨粒或粗粒结构的火成岩，常呈脉状产出，并成群分布。

The magmatism of Permian large igneous province is a very significant thermotectonic event in process of evolution of Tarim basin.

塔里木盆地二叠纪大火成岩省岩浆作用是盆地演化历史当中一次非常重要的构造热事件。

Keywords: Emeishan large igneous province; picrite; geochemistry; mantle plume; petrogenesis

中文关键词：峨眉山大火成岩省；苦橄岩；地球化学；地幔柱；岩石成因

Statistic analyses of accurate chronological and geochemical data of igneous rocks show that the chronological frames of large-scale late Mesozoic magmatism in the Dabie Mountain and middle-lower Yangtze River belt are the same, with different character of magma and petrogenesis.

年代学资料和地球化学指标的统计表明，长江中下游成矿带与大别山地区晚中生代岩浆活动在时间上是同步的，但二者岩浆性质和成因机制不同。

During more than one hundred years history of igneous rocks petrography, many petrologists have put forward hundreds of classification plans, tables and diagrams.

在一百多年的火成岩发展史中，许许多多的岩石学家们提出了不下几百个火成岩分类的方案、表格、图解。

It has to be computed by the host for the actual clock rate.

主控制器可以用来计算实际的时钟速率。

Let's see what you got.

让我看看你的东西