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回眸过去的20世纪,是科学技术大发展的世纪,其中最为壮丽和最令人激动的,莫过于人类首次实现了进入太空的梦想。航天事业的巨大成就,极大地促进了生产力的发展和社会进步,它已成为对现代社会最具有影响力的高新技术产业之一。值得我们骄傲与自豪的是,经
Reviewing the past 20th century is a century of great technological and scientific development. The most magnificent and exciting one is the realization of the first human dream of entering space. The tremendous achievements made in the space undertaking greatly promoted the development of productive forces and social progress. It has become one of the most influential high-tech industries in modern society. It is worth our pride and pride is that after