月球表面的月尘怎样影响到月震能量的传播？
How does the lunar regolith affect transmission of seismic energy?
本文讨论月球的内部构造与月震震源径向分布的关系。
This paper deals with the relation between the internal structure of the moon and the radial distribution of the focuses of moonquakes.
发源自月球表面以下几英里的轻微月震据估计是由地球引力的牵引造成的。
Small moonquakes, originating several kilometers below the surface, are thought to be caused by the gravitational pull of Earth.
阿波罗时代月震收集到的数据有望于帮助科学家了解月球地壳下面的情况。
Moonquake data collected in the Apollo era were supposed to help scientists understand what lay beneath the moon's crust.
过去的月震研究最主要的限制就是去除噪声，这些噪声由迭加信号在月球的分馏地壳结构中反复反射引起。
A primary limitation to past lunar seismic studies was the wash of'noise' caused by overlapping signals bouncing repeatedly offstructures in the Moon’s fractionated crust.
科学家们由于重新审视了从阿波罗时代就开始已有30年历史的月震数据，才能使他们取得了第一次到月亮中心的替代旅行。
Scientists have taken their first, vicarious journey to the center of the moon, thanks to a fresh look at 30-year-old moonquake data from the Apollo era.
慕尼黑再保险公司说，3月震灾引起的保险索赔达300亿美元，相比而言，官方统计卡特里娜飓风所引发的索赔高达440亿美元。
Munich Re said insured claims from March's disaster stand at around $30 billion, compared with the $44 billion the government estimated for Katrina.
慕尼黑再保险公司说，3月震灾引起的保险索赔达300亿美元，相比而言，官方统计卡特里娜飓风所引发的索赔高达440亿美元。
Munich Re said insured claims from March's disaster stand at around $30 billion, compared with the $44 billion the government estimated for Katrina.
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