由于靠近地核，地幔底部的岩石比上地幔岩石的温度高得多。
Because of its proximity to Earth's core, the rock at the base of the mantle is much hotter than rock in the upper mantle.
地壳的形成保护了地球的内层不受太空中高能粒子的影响，降低了地幔和地核的温度。
The formation of Earth's crust protected the inner layers of Earth from the high-energy particles in space, reducing the temperatures of the mantle and the core.
来自Vostok 地核的其他数据显示，甲烷气体也与温度和二氧化碳密切相关。
Other data from the Vostok core show that methane gas also correlates closely with temperature and carbon dioxide.
这次任务目的是弄清楚月球从地壳到地核的组成，再根据这些信息重建月球的演化过程。
The goal of the mission is to figure out the composition of the moon from crust to core and use that information to reconstruct the evolution of the moon.
持续的轰击和内部压力使成长中的地球越来越热，导致其内部融化，较重的元素下沉形成地核。
Continued bombardments and internal pressures made the growing Earth hotter, causing its interior to melt and the heavier elements to sink and form Earth's core.
这些地幔柱显然起源于很深的地方，可能深至地核和地幔之间的边界，而且许多都已经活跃了很长时间。
The plumes apparently originate at great depths, perhaps as deep as the boundary between the core and the mantle, and many have been active for a very long time.
科学家们总是仔细、客观地核对各种说法，并进行实验来验证它们。
Scientists always check statements and make experiments carefully and objectively to verify them.
魔鬼塔是过去的遗迹，当时地核的熔岩涌向地表，形成了火山的咽喉。
Devils Tower is a relic of the past, when the molten rock of the earth's core forced its way to the surface to form the throat of a volcano.
所有板块都在缓慢移动，因为它们漂浮在密度更大的半流体地幔上，也就是地壳和地核之间的那一层。
All are slowly moving because the plates float on a denser sem-iliquid mantle, the layer between the crust and Earth's core.
所有板块都在缓慢移动，因为它们漂浮在密度更大的半液态地幔上，也就是地壳和地核之间的那一层。
All are slowly moving because the plates float on a denser semi-liquid mantle, the layer between the crust and Earth's core.
月球也可能如同地球一样有一个地核。
他们进来时，他一个一个地核对。
但这种影响向外扩散，逐层改变地核的自转速度。
But the effect ripples outward, changing the core's rate of rotation layer by layer.
地球的内部由两部分组成：地核和地幔。
Internally the earth consists of two parts, a core and a mantle.
地核中可能有巨量的氢（水分子的一种组分）或者完全干燥。
The core could be very, very rich in hydrogen (a water ingredient) or totally dry.
证据表明灶神星有着和地球一样被岩石地幔覆盖的镍铁地核。
The evidence suggests it has a nickel-iron core like the Earth's, overlain by a rocky mantle.
按一般标准衡量，地核是由相当致密的物质组成的。
Judge by ordinary standards, the core is made of rather dense stuff.
责任心强的新闻工作者应该不厌其烦地核实报道内容。
Decent journalists should take the trouble to check their facts.
在以往的教科书中，地球的内部如地幔和地核被描述成简单而几乎相似的区域。
In the textbooks of yore, the Earth's inner regions like the mantle and core were presented as simple, fairly homogeneous regions.
有证据表明它的地核也象地球一样由镍、铁元素组成，表面由岩石地幔覆盖。
The evidence suggests it has a nickel-iron core like the Earth’s, overlain by a rocky mantle.
如此大的一颗行星，有岩石地核以及蓬松的气体层包覆，可能不会维持我们所知的生命。
Such a big planet with a rocky core and a fluffy gaseous envelope probably can't support life as we know it.
有证据表明它的地核也象地球一样由镍、铁元素组成，表面由岩石地幔覆盖。
The evidence suggests it has a nickel-iron core like the Earth's, overlain by a rocky mantle.
高温地核的熔融物质为地球创造了一个强烈的磁场，保护我们免受太阳风的伤害。
The Earth has a strong magnetic field created by its hot molten core - or centre - and this protects us from the Sun's harmful solar winds.
地球的地磁北极和南极随时间作周期性的变换，或许是地核内部流体运动的结果。
The periodic switching of the magnetic north and south poles of the Earth throughout time, probably as a result of movement of fluid within the Earth's core.
还要指定fedora - livecd - gnome所需的包都应从本地核心存储库中获取。
You also specify that any package that is required by fedora-livecd-gnome should be fetched from your local core repository.
还要指定fedora - livecd - gnome所需的包都应从本地核心存储库中获取。
You also specify that any package that is required by fedora-livecd-gnome should be fetched from your local core repository.
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