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为使沉睡在地下的宝藏能尽早地为人类所用,日本宇宙开发事业团自1984年开始了以石油等矿物资源勘测为主的地球资源卫星(ERS-1)的研制工作。这颗卫星的总开发费用和发射火箭费用为700亿日元。宇宙开发事业团计划于1990年冬用H-1火箭将这颗卫星发射到高
In order to enable the sleeping treasure to be used as soon as possible for mankind, the Japan Space Development Agency has started the development of the Earth Resources Satellite (ERS-1) mainly for the exploration of mineral resources such as oil since 1984. The satellite’s total development costs and launch rocket costs 700 billion yen. The Space Development Corps is planning to launch the satellite high on the H-1 in the winter of 1990