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basalt相关的网络例句

查询词典 basalt

与 basalt 相关的网络例句 [注:此内容来源于网络,仅供参考]

This forest bureau is located on the tableland, which is mainly basalt. Because of the influence

白河林业局坐落在玄武岩高原台地上,受位于长白山保护区内的白云峰(海拔2691 米,是中国

The compositions of major elements from the rocks are consistent with those of basalt and have evolutional current of tholeiite.

岩石的主量元素组成和玄武岩一致,并且具有拉斑玄武岩演化趋势。

Basic suite consists of tholeiite and alkali-basalt.

基性岩套由拉斑玄武岩-碱性玄武岩组成。

The second faulting activity during late period of early Cretaceous, controls the formation of a series of faulting bounded basins with dustpan shape, as well as the formation of interlayer between tholeiite and alkaline basalt bearing olivine existed in red layer.

早白垩世晚期的第二次断陷,则控制了赣杭带沿线—系列箕状断陷盆地以及红层中拉斑玄武岩和碱性橄榄玄武岩夹层的形成。

The Mg-rich volcanic rocks consist of high-Mg decite and high-Mg basalt which are the products of congenetic magma,in Ashele are, Xinjiang. In comparison with tholeiite, their εNd are obviously low, implying that they are contaminated by the oceanic sediments during their forming process.

阿舍勒富镁火山岩由高镁英安和高镁玄武岩组成它们可能是同源岩浆的产物,与共生的拉斑玄武岩相比,富镁火山岩钕同位素明显富集,反映在其形成过程中受到了大洋沉积物的混染。

The basalt is belong island arc tholeiite and series of the calc-alkaline,and have character of island arc in rare earth element and trace element.

玄武岩属岛弧拉斑玄武岩和钙碱性系列,属太平洋型钠质类型,稀土、微量元素显示具岛弧特征,大地构造位置为岛弧中心靠近大洋一侧,与南侧那拉提晚泥盆—早石炭世侵入岩共同组成火山弧,同为古亚洲洋向北俯冲的产物。

The crustal sequence of Shexian ophiolites belongs to the transitional series behaeen calc-alkaline basalt and tholeiite and all through has similar trace elements and REE ratios and chondrite-normalized REE patterns, with high enrichment of large-ion lithophile elements and LREE.

歙县蛇绿岩壳层组合属于钙碱性和拉斑玄武岩间过渡系列,具类似的微量及稀土元素比值和稀土元素配分模型,且大离子亲石元素和LREE高度富集。

Basalts plot in tholeiite in A.I-Al〓O〓 diagram. They have enriched LREE patterns without negative Eu anomaly. Their Zr/Y=4.4~6.5,〓=0.70790~0.70146, Th>>Ta,εNd values are between -1.8 and +3.7, indicating continental contamination. Pb isotope characteristics are close to that of typical tholeiitic flood basalt in the world.

Al〓O〓图上落入拉斑玄武岩区;稀土配分为LREE富集型,均无负Eu异常,Zr/Y=4.4-6.5,〓=0.70790~0.70146;Th>>Ta,ε〓介于-1.80~+3.7之间,都显示了陆壳混染的影响,Pb同位素与世界上典型拉斑质溢流玄武岩比较接近。

Of them, we proposed the term of the Toyon volcanogroup in the first time. All the volcanoes can be subdivided into two types: central-eruption-typeand flood-basalt-type, building a series of volcanic mechanism, including calderas, volcanicnecks and cone sheets.

托云火山岩是由多个近于同时喷发的火山口的喷出物复杂堆积的产物,这些火山口可以划分成中心式火山和溢流玄武岩两种类型,它们共同组成了托云火山群。

Their multi-element distribution patterns show continental tumescence characteristics of intraplate basalt.

它们的多元素配分曲线均呈现出板内玄武岩的大隆起特徵。

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