추천검색어
메이드
d라이브러리
"made"(으)로 총 139건 검색되었습니다.- 경제교류가 가져오는 것 Business Leads The Way과학동아 1990년 01호
- were invented, which were individual notes, pieces of paper representing any quantity of money. Then credit cards made it possible to make out only one check per month.And now there are smart c ...
- 대 해빙과학동아 1989년 12호
- the ice melting that fast. Now, however, John Shaw of Queen's University in Kingston, Ontario, in September, 1989, made a suggestion as to just how such floods might come about.The regions, whe ...
- 없앨 수 없는 것(플라스틱)과학동아 1989년 12호
- kinds and cycle each separately. But that takes more time and effort. Then, too, different parts of some plastic. That made up of different types of plastic. That makes the process of separatio ...
- 보다 정확히과학동아 1989년 11호
- few parts in a trillion.Here is something else. An electron appears to be a fundamental particle ; that is, it is not made up of still simpler particles and it can't be broken down to still sim ...
- 공룡의 죽음-열쇠가 되는 아미노산과학동아 1989년 11호
- that are found in meteorites are present as left-forms and right-forms in equal quantities and that tells us they were made by chemical reactions that did not involve the enzymes of living orga ...
- 바라는대로 되는 것만은 아니다과학동아 1989년 10호
- them, especially in France. Hundreds of papers were churned out about N-rays and all sorts of observations were made as to when N-rays were "liberated" and when they were not.However, most scie ...
- 가장 약한 파(波)―중력파 The Weakest Wave과학동아 1989년 09호
- just large enough to be detected.To make sure whatever was detected actually was a gravitational wave, Weber made use of two cylinders, on in Maryland and one in Illinois. A gravitational wave ...
- 녹색 식물의 탄생 How Green Plants Began?과학동아 1989년 09호
- too, are made up of microscopic units called cells. The cells, although very tiny, have a complex structure, and are made up of still smaller structures called "organelles."For instance ...
- 귀소하는 거북과학동아 1989년 07호
- but Ascension Island is the most popular.Back in 1974, Patrick Coleman and Archie Carr, two Florida biologists, made an interesting suggestion. Ascension Island is very close to the Mid-Atlant ...
- 지하생활과학동아 1989년 07호
- 인구가 너무 밀집되어 땅값이 성층권으로 치솟고 있는 일본은 밑으로 즉 지하로 이동하려는 생각을 하고 있다. 이들은 지하 하수 시설, 지하 ... I happen to like enclosed spaces. Back in 1953, I wrote a novel titled "The Caves of Steel" in which I described an Ea ...
