The continental crust is much thicker than average beneath the great mountain belts.
在高山地带下面的大陆地壳,其厚度要比平均厚度大得多.
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Deep in the earth's crust the rock may be subjected to temperatures high enough to melt it.
在地壳深处,温度如此之高,可能足以将岩石熔化.
《柯林斯高阶英汉双解学习词典》
All indications are that it is everywhere basaltic and relatively constant in composition.
所有的迹象只表明海洋地壳处都是玄武岩质的,组成也比较稳定.
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Weight of the crust changes as elevations are eroded and materials are deposited elsewhere.
当高地受到侵蚀,物质沉积到别的地方时,地壳的重量就改变.
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Under heat and pressure, rocks of the earth's crust move slowly and gradually.
在热和压力的作用下, 地壳的岩石缓慢而逐渐运动着.
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Numerical values of the temperatures below the crust can still be given only within broad limits.
地壳以下温度的具体数值只能给出粗略的估计.
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Where two continental plates collide the plates either buckle and compress.
当两块大陆板块碰撞到一起,任何一块地壳板块都会产生变形和压缩.
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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.
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Some of the minute changes in the earth's crust can be detected by means of instruments.
地壳一些微乎其微的变化,有的是可以通过仪器测量出来的.
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The most ancient parts of the continental crust are 4000 million years old.
大陆地壳最古老的部分有40亿年历史。
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Faults are like cracks all over a teapot, except that they're moving all the time.
地壳断层就像遍布茶壶表面的裂痕, 只是这些裂痕会不断移动.
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利用中国地壳运动观测网络的GPS资料对2000年7月14日的太阳耀斑进行监测和分析，介绍一种值得探讨的耀斑爆发前可能存在的前兆现象。
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