查询词典 continental crust

The lithogeochemical study suggests that the Pana Formation volcanic rocks were formed about 40 Ma by anatexis of the thickened continental crust in the postcollision process between Indo plate and Eurasia plate.

研究表明，扎雪地区帕那组火山岩是40 Ma左右陆壳加厚并部分熔融形成的，是印度板块和欧亚板块后碰撞作用的产物。

The different metamorphic evolutional paths of the two sub-belts signify the differential exhumation histories of the subducted continental crust.

都兰两个变质带不同的变质演化轨迹反映了俯冲的大陆地壳具有差异折返的特征。

In some extent, granulite is the synonym of the lower continental crust.

麻粒岩在某种程度上，还是下地壳的同义词。

The ε(322Ma) values of two wolframite separates from the greisen massive ore range from 4.24 to 5.93, much higher than values of the ancient continental crust and Precambrian metamorphic rocks.

相比之下，黄玉－石英脉型钨矿石中5件黑钨矿样品的ε(322Ma)值变化范围为-4.16~-8.05，与同时期古大陆壳钕同位素演化线值相似。

In mineral chemistry, the plagioclase in the granitic gneisses from southern Dabie mountain was high riching in Na, and the biotite and hornblende were characterized by riching in Fe, showing clearly the continental crust source.

在矿物化学成分上，南大别花岗片麻岩中的斜长石高度富钠，黑云母和角闪石总体以富铁为特征，明显具有大陆地壳源的性质。

Then followed by an apparent isobaric colling process with the appearance of an anti-clockwise PTt path, which implicates extension and thinning of the continental crust with the formation of thick sedimenting sequences in early stage, and the closure of rifted basin accompanied by slightly tectonic thicken under a compression regime in late stage.

采用石榴石微区温压计对儿个典型富铝片麻岩样品的估算结果显示，荆山群富铝岩系变质峰期的温度为720～770℃，压力为0.6～0.68GPa，峰期后存在较明显的近等压冷却过程，PTt轨迹为逆时针样式，反映陆壳先拉张减薄并接受沉积，后又挤压增厚的壳内裂陷带发育及闭合过程。

It is important to understand subduction because this is where the continental crust grew progressively with time.

因为大陆壳日益增长，所以了解俯冲带是非常重要的。

It shows that the magma forming the syenite in the Luzong basin was derived from a deep source, most likely resulting from the partial melting of an alkali basalts along the deep fault, and obviously contaminated by continental crust material.

反映了庐枞盆地正长岩类成岩物质来源较深，是来自富集地幔的碱性玄武岩浆在沿深大断裂上升侵位过程中，受到部分陆壳物质的混染而成。

Contamination of the continental crust material is one of the reasons for andesitic rock formation, but not all.

大陆地壳物质的混染只是安山岩成因中的一部份，并非全部。

The alkline hot-fluid brecciated rocks belt along or in the vicinity of the synfault system are 400km long, which may have shown tectonic geographic location being the most extensively extension at the continental crust in the Qinling at that time.

沿其产出的碱性热流体角砾岩带长达400km，指示了石炭纪在深部地质作用参与下秦岭陆壳伸展最强烈的构造古地理位置。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。