Depths of these hypocenters concentrate at about 12 km deep in the upper crust.
这些震源深度集中在地壳上部约12公里处.
辞典例句
The season was always an exclusive thing to which only the " upper crust " was admitted.
最初,英格兰夏日 排他性 很强,只有贵族阶层才可以参加.
互联网
Yet beneath the upper crust of French international companies French business is inward - looking and timid.
然而,褪去法国一流国际公司浮华面纱的掩盖,我们所看到的是法国商业的保守和懦弱.
互联网