d라이브러리
"world"(으)로 총 202건 검색되었습니다.
- 산불의 냉각효과과학동아 l198902
- If the collision took place at a particular spot, why should life have been destroyed on the other side of the world, too?The answer is that such a strike would have produced results that woul ...
- 물이 많아지고 더워진다과학동아 l198902
- our present industrial age began was about 0.027 percent. That's very little but it was enough to keep the plant world growing and to keep the Earth reasonably warm.However, the amount of carbo ...
- 우주여행의 방향은?과학동아 l198901
- and food they use.When a settler steps into a spaceship, he will be moving into a spaceship, he will be moving into a world that is smaller than the one he is used to, but its properties will r ...
- 한쪽으로 늘어진 위성과학동아 l198811
- it concentrated on only half the surface?A year from now, Voyager 2 will pass within 3 million miles of Nereid. This world may turn out to be another two-toned satellite and perhaps it will giv ...
- 첨단건축, 어디까지 왔나 「수직도시」초고층빌딩의 기술세계과학동아 l198811
- 도시라는 새로운 개념을 낳게 한 건물이다.또한 1973년에 뉴욕에 세워진 세계무역센터(World Tarde Center, 110층)는 세계에서 두번째로 높은 건물로 구조적으로 새로운 개념인 튜브구조 시스팀을 도입했다.1974년 시카고에 세워진 세계에서 제일 높은 '시어즈 타워'(Sears Tower)는 1백10층, 높이 4백43m로 ... ...
- 타임-라이프사가 펴낸 환상의 세계과학동아 l198811
- 동화등 환상적인 얘기를 모아 화려한 그림과 함께 편집한 타임-라이프사의 'The Enchanted World'(The Wizards and Witches)라는 책이 나왔다. 한권이 1백40페이지씩 돼 있는 10권짜리 이 시리즈에는 얘기와 관련된 유명화가들의 그림 즉 라파엘, 미켈란제로, 고야 등의 작품도 곁들여 있다.이 책은 읽고 보는 ... ...
- 다이아몬드 개량과학동아 l198809
- be made in computer technology.More surprising still is the word coming out of the Soviet Union (which still leads the world in the technique) that new ways of making diamond films produce some ...
- 별을 본다는 것(점성술)과학동아 l198808
- littered with astrologers who become almost as famous and wealthy as the stars themselves. No wonder the show-business world is simply filled with all sorts of cults and far-out nonsense. It is ...
- 윤초(閏秒)과학동아 l198806
- This is something that is necessary not for astronomers, but for those who navigate ships, for those in charge of the world's radio and television com-munication and so on.Eventally, in the di ...
- 우리는 지금 몇 살인가?과학동아 l198806
- because the Neanderthals were few in numbers and were too smart to get themselves trapped under conditions where they world fossilize, so we have very few fossils tp judge from.Still, old skel ...
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