upper crust
最高的社会阶层或群体
常用释义
英式发音
美式发音
基本释义
- 最高的社会阶层或群体，尤指上层社会的最高圈子
例句
-
1·There is oil storage in some areas of the upper crust.地壳上层部分地区有石油储存。
-
2·The ore lead in the deposits mainly came from the upper crust.矿床的矿石铅主要来自上地壳。
-
3·The tektite was formed from the upper crust rocks by impact melting.玻璃陨石是地壳岩石受撞击熔融形成的。
-
4·Eton is a school that only the children of the upper crust can afford.伊顿公学是一所只有上流社会的子弟才上得起的学校。
-
5·Depths of these hypocenters concentrate at about 12km deep in the upper crust.这些震源深度集中在地壳上部约12公里处。
-
6·The metallogenic materials are mainly from the deep magmas and the rest from upper crust.成矿物质主要来源于深部岩浆，有部分地壳物质的加入。
-
7·The inrersion results indicate that: (1) the velocities vary slightly in the upper crust;计算结果表明，在地壳上部，速度分布变化不大；
-
8·Doleritic veins are made sure of mantle source, which did not mix with upper crust matter.辉绿岩脉是来自于幔源，没有受到上地壳物质的污染。
-
9·Which also shows that the trace elements in Heidaigou coal and its dirt are from the upper crust.元素地球化学特征还表明，黑岱沟煤及煤层夹矸中微量元素来源于上地壳。
-
10·Some mineral assemblages of granodiorites such as Muscovite, garnet, etc. are found during upper crust forming.少部分花岗闪长岩中出现白云母、石榴子石等上地壳特征矿物。