侵入构造

新东方背诵文选 L36.Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(139) / 评论(0)

新东方背诵文选

SCIENCE IN THE NEWS - Plate Tectonics

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

发表于:2018-12-07 / 阅读(62) / 评论(0)

科技之光

英闻天下——455 Over-exploitation of Groundwater

Over-use of groundwater may cause landslides. However, in costal areas it also brings seawater intrusion. Let's take a look at the problem with our reporter Zhang Wan. In a village in the costal area of Dalian, Liaoning Province, many villagers compl

发表于:2019-01-19 / 阅读(51) / 评论(0)

英闻天下

CCTV9英语新闻：Chinese DM warns Japan over airspace intrusion

China has scrambled fighter jets, after two Japanese jets entered Chinas airspace in the East China Sea, where it was holding joint maritime drills with Russia. The Defense Ministry said on its website that the Japanese aircraft entered the zone on S

发表于:2019-02-11 / 阅读(78) / 评论(0)

CCTV9英语新闻2014年05月

万物简史第262期:大地在移动(16)

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(55) / 评论(0)

万物简史

万物简史第265期:大地在移动(19)

Australia, meanwhile, has been tilting and sinking. Over the past 100 million years as it has drifted north toward Asia, its leading edge has sunk by some six hundred feet. It appears that Indonesia is very slowly drowning, and dragging Australia dow

发表于:2019-02-25 / 阅读(74) / 评论(0)

万物简史

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automatic sprinkler and fire detection system

back-seats

base reservoir temperature

begathers

between-array

Bleph