铌、稀土成矿作用与脉状、瘤状碳酸岩有关。
The niobium rare earth mineralization was concerned with tumour carbonatite.
四川是一个以天然气为主的碳酸岩裂缝性油气藏盆地。
Fractured carbonate gas reservoirs have been mainly found in Sichuan Basin and the particularity of natural gas Wells has brought on a great deal of difficulties in drilling.
在东喜马拉雅构造结火成碳酸岩脉中发现富碳硼镁钛石。
The C rich warwickite was discovered in a carbonatite vein from the eastern Himalayan syntaxis.
稀土矿石产于整个白云石碳酸岩体和部分脉状碳酸岩中。
The ore is embedded in all the dolomitic carbonatites and some vein carbonatites.
由此看来，“白云质大理岩”很可能是中元古代碳酸岩火山岩。
Therefore, based on its isotopic characters, the "dolomitic marble" is more likely of volcanic carbonatite rock formed during middle Proterozoic era.
广泛分布的纯碳酸岩是形成石漠化的基础，地貌植被退化过程也可促进石漠化。
Widespread distributed pure carbonate rock is the basis on which stony desertification formed while relief and vegetation retrogression process can also promote desertification.
单岩心驱替实验表明：基质渗透率很低的碳酸岩岩心，很难形成深穿透酸蚀蚓孔。
Through single rock test shows that: for carbonate rock with very low permeability, it is hardly can form deep penetrated wormhole.
介绍了塔河油田碳酸岩储层的基本概况，酸压管柱结构，酸压液体的配方及酸压效果。
The paper introduces a basic situation, acidding and fracture string structure, matching prescription of acidding and fracture fluid and its effect of carbonate rock reservoir of Tahe oilfield.
长兴盆地地下水资源丰富，有第四系孔隙水、砂岩裂隙水、碳酸岩类。裂隙水与溶洞水。
In Changxing Basin, there are abundant ground water resources, such as pore water of Quaternary system, fracture water of sandstone, fracture water and cavern water of carbonatite.
这些表明不同稀土特征的萤石来自相同的源区，稀土成矿流体与碳酸岩和正长岩岩浆存在密切联系。
This suggests that the different REE fluorites were products of the same source, and REE ore-forming fluids were related to carbonatite and syenite magmas.
在四川冕宁稀土矿床霓辉重晶伟晶岩和碳酸岩矿体的早期萤石、石英中发现了大量的流体-熔融包裹体。
A great quantity of fluid-melt inclusions was found in early-stage formed fluorite and quartz from aegirine-augite-barite pegmatite vein and carbonatite vein in Mianning REE deposit of Sichuan.
对比世界上20余个火成碳酸岩地区的特征后发现，白云鄂博地区完全具备国外火成碳酸岩区的地质特征。
A comparative study on more than 20 areas of igneous carbonatites in the world suggests that the Bayan Obo region is identical to the others in geology.
稳定元素比值和相容、不相容元素同等富集则表明它们是碳酸岩和硅酸盐混合的原始母岩浆液态不混熔的产物。
The stable element ratio of compatible and incompatible elements implies that they are liquid immiscible congeners coming from a primitive magma consisting of mixed carbonatites and silicates.
针对塔里木探区轮南碳酸岩储层非均质性强的特点，根据酸压施工曲线形态，结合测录井资料，可大致判断酸压裂范围内储层的基本情况。
To the heterogeneous property of Lunnan carbonate reservoir in Tarim oilfield, according to shape of operation curve and combining logging data, general situation of fractured reservoir can be judged.
比如，多佛的白色峭壁之所以为白色就是因为含有石灰岩或碳酸钙。
The white cliffs of Dover, for example, are white because they contain limestone, or calcium carbonate.
碳酸盐岩沉积物，特别是生物礁，只有在现代海洋动物群落和植物群落生态学详细资料的帮助下才能获得有益的研究成果。
Carbonate sediments, in general, and reefs, in particular, can only be studied profitably with the aid of a detailed knowledge of the ecology of modern Marine fauna and flora.
他们希望了解二氧化碳水溶液与玄武岩产生化学反应形成碳酸钙的速度有多快。
They hope to learn how quickly the carbon dioxide and water mixture reacts with the basalt rock to form calcium carbonate.
地质学家正在调查位于早期人类化石发现地之下的碳酸盐岩的化学组成。
Geologists are investigating the chemical composition of carbonate rocks that lie beneath the surfaces where early human fossils have been uncovered.
地理学家们以前就发现橄榄岩暴露于空气中会很快与二氧化碳反应生成碳酸盐，和石灰岩或大理石的反应一样。
Geologists have long known that when peridotite is exposed to the air it can react quickly with carbon dioxide to form carbonates like limestone or marble.
凝灰岩是由石灰岩所组成，它是在其周围湖水里的碳酸盐矿物沉淀的副产品。
Made of limestone, tufa forms as a byproduct of the precipitation of carbonate minerals from surrounding water.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide, making it a weak acid that can eat away at the calcium carbonate in limestone.
当地下含钙丰富的温泉热水与湖水中的碳酸盐相逢时，就会生成碳酸钙，又称石灰岩。
When water from heated underwater hot springs rich in calcium meet with the carbonates in lake water, the result is calcium carbonate, also known as limestone.
大多数洞穴是由石灰岩形成的，这是一种碳酸盐岩。
碳酸(本质上就是汽水)溶解在硅酸盐岩中通过雨水的方式传送到大海中。
Carbonic acid (essentially soda pop) dissolved in silicate rocks is transported to our oceans by rain.
因为如果是那样的话，阳光将会被转换成大量的碳、氧原子保存到石灰岩中的碳酸钙里，而事实却是，岩层的同位素组成（Isotopic composition）中没有留下任何蛛丝马迹。
They would leave subtle clues in the isotopic composition of the limestone by shifting the ratios of light to heavy carbon and oxygen atoms in its calcium carbonate.
因为如果是那样的话，阳光将会被转换成大量的碳、氧原子保存到石灰岩中的碳酸钙里，而事实却是，岩层的同位素组成（Isotopic composition）中没有留下任何蛛丝马迹。
They would leave subtle clues in the isotopic composition of the limestone by shifting the ratios of light to heavy carbon and oxygen atoms in its calcium carbonate.
应用推荐