题目内容
On 20 November 1984, ________sailed from Shanghai, arriving in Antarctica on 25 December, marking a significant progress in China's polar research.
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________is China's first space station which serves as both a manned laboratory and an experimental testbed. It demonstrates its orbital rendezvous and docking capabilities.
________ 's pioneering work in hybrid rice breeding and production techniques has revolutionised rice cultivation in China and established China's world leading position in hybrid rice research.
On 16 October 1964, China exploded the first nuclear bomb in Lop Nor of Xinjiang, becoming the third country with atomic weapon capability after the United States, the former Soviet Union.
In 1958, China built its first heavy water reactor and cyclotron, heralding China's entry into the atomic age.
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