少兒英語學(xué)習(xí)網(wǎng)站
發(fā)布時(shí)間:2020年05月14日
學(xué)習(xí)資料
5月5日晚,長(zhǎng)征五號(hào)B運(yùn)載火箭在海南文昌航天發(fā)射場(chǎng)首飛成功。中國(guó)載人航天工程辦公室表示,此次發(fā)射成功驗(yàn)證了新型火箭的總體設(shè)計(jì)和技術(shù),正式拉開我國(guó)載人航天工程“第三步”任務(wù)的序幕。該階段的目標(biāo)是將載人空間站送入軌道。
China's Long March 5B carrier rocket made its first flight on Tuesday evening at the Wenchang Space Launch Center in Hainan province. The China Manned Space Agency said the flight successfully verified the overall design and technologies of the new rocket and also marked the beginning of the third stage in China's manned space program, which aims to put a manned space station into orbit.