论文部分内容阅读
一、新政策的要点日本自1978年制订了第一个航天政策后,航天技术取得了长足的进步。迄今,日本共发射成功46颗卫星,其数量继苏、美之后居世界第三位。 1984年,日本修订了其航天政策,使日本的航天活动进入了稳步发展的时期,主要表现在:(1)稳步地发展卫星技术在通信、广播、气象观测等领域的应用;(2)通过研制N-Ⅱ和H-1火箭,坚定不移地发展本国的运载技术;(3)每年发射约一颗科学卫星,连续获取了享有国际声誉的科学成果。
I. Key Points of the New Policy Japan has made great strides in aerospace technology since its first spaceflight policy was formulated in 1978. To date, Japan has successfully launched a total of 46 satellites, the third highest in the world after the Soviet Union and the United States. In 1984, Japan amended its space policy to make Japan’s space activities enter a period of steady development. The main features are as follows: (1) the steady development of satellite technology in the fields of communications, broadcasting and meteorological observation; (2) the adoption of Develop the N-II and H-1 rockets and unswervingly develop their own delivery technologies; and (3) launch about one scientific satellite each year and continuously obtain scientific achievements enjoying international reputation.