Earthquakes can result from stresses in the earth ' s crust 地震可能起因于地壳的应力。
The structure of a specific region of the earth ' s crust 地况，地质情况某一地区地壳的结构
This article focuses on radiation present in the earth crust ，本文重点介绍源自地壳的辐射。
Naturally - occurring radiation has been part of the earth since the latter came into existence ，本文重点介绍源自地壳的辐射。
Recently he has turned his attention to energy consumption and climate change 勋爵对地壳的热能变化尤其感兴趣，近来更转研能源耗量及气候变化。
“ first , at any time , a ( small ) fraction of the crust is close to the rupture instability “首先，在任何时间，地壳的一个小部分临近破裂非稳定状态。
It is thought that millions of years ago this liquid mass pushed upward through cracks in the earth ' s crust 人们认为数百万年前这种岩浆从地壳的裂缝处向上涌出。
Sometimes a break in the earth ' s crust comes about , which starts such a landslide as the which occurred in madison canyon 也有些时候地壳的一个断裂发生了，引起如同在麦迪生峡谷发生的大滑坡。
Sometimes a break in the earth ' s crust comes about , which starts such a landslide as that which occurred in madison canyon 也有的时候地壳的一个断裂发生了，引起如同在麦迪生峡谷发生的大滑坡。
A sudden movement of the earth ' s crust caused by the release of stress accumulated along geologic faults or by volcanic activity 地震由于地质断层积聚的压力被释放或由于火山活动引起的地壳的突然变动
