【摘 要】
:
When the Galeras volcano in the Colombian Andes erupted on Jan. 14, 1993, it. claimed the lives of six scientists. Yet the tragic eruption may result in a way
论文部分内容阅读
When the Galeras volcano in the Colombian Andes erupted on Jan. 14, 1993, it. claimed the lives of six scientists. Yet the tragic eruption may result in a way to save thousands of lives. Stanley Williams of Arizona State University, the only survivor of the seven-person team in the crater, believes that data collected before the eruption can be used to forecast volcanic activity.
When the Galeras volcano in the Colombian Andes erupted on Jan. 14, 1993, it. claimed the lives of six scientists. Yet the tragic eruption may result in a way to save thousands of lives. Stanley Williams of Arizona State University, the only survivor Of the seven-person team in the crater, believes that data collected before the eruption can be used to forecast volcanic activity.
其他文献
1994年4月25日晚9时38分,一股巨大的龙卷风呼啸着席卷得克萨斯州兰开斯特市中心。它使175座以上的房屋荡然无存,将历史性的商业区的一半夷为平地,使许多街区整个地变成瓦砾
It is truly reported, according to the wisest men, that the eye of a snake has a special power, drawing a victim forward in spite of his will, to die by the cr
There are 9 words or 33 letters in the sentence: the quick brown fox jumps over a lazy dog. It contains the 26 letters of the English alphabet. In the past yea
艾格尼斯已经96岁。她住在维斯特切斯特县一所养老院的109房间。多数日子她总是坐在轮椅上。阅读书报,打打瞌睡;凝视着什么,等待着什么。 星期二到了。艾格尼斯起了床,穿好
The image of the lonely and awkward scientist may be accurate, but his asocial habits, it seems, are not harmful to his health. The results of a 69-year-long s
音乐对孩子的智商有影响吗?在这方面,音乐的作用是唯一的吗?很多研究者对此进行长期的观察,他们的研究时提高孩子们的智商又有何积极的影响呢?
Does music have an impact o
近年来,主流重卡企业纷纷上马大功率发动机项目,据了解,国内重卡销量前7家企业已有5家自建或合资成立了发动机厂。从2005年底开始,重汽、陕汽、重庆红岩等企业纷纷开始自建发
运动有助于老年人预防关节炎?研究者将250位年龄在60岁及以上的老年人分为三组,让他们在一定时期内参加不同性质的运动,并对结果作了科学的实证分析研究,给读者提供了一个科
所谓主谓一致问题就是主语和谓语在人称、数上保持一致。我国学生学习英语时,常常为谓语动词的单、复数问题大伤脑筋,笔者结合自己多年的教学经验查阅了大量资料,总结出几条
这两个短语仅有一字之差,意思也基本相同,但词性和在句中的具体用法却不一样。前者是副词,而后者是连词;因此它们的意思又有些细微差别:前者是“又,也,同样”,而后者却是,“