The docking technologies are believed to be crucial for China's ambition to build a permanent manned space station around 2020.
对接技术对我国在2020年左右建立永久载人空间站计划至关重要。
The launch on June 25th, 2016 marks a key step towards China's plan to eventually operate a permanent space station, which is the final step of China's three-phased manned space program.
6月25日的发射标志着中国建立永久性空间站的关键一步，也是中国载人航天计划三个阶段的最后一个阶段。
The launch on June 25th, 2016 marks a key step towards China's plan to eventually operate a permanent space station, which is the final step of China's three-phased manned space program.
6月25日的发射标志着中国建立永久性空间站的关键一步，也是中国载人航天计划三个阶段的最后一个阶段。
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