China unveiled a national mid and long-term development program for space science on Tuesday, which will guide the country's planning of space science missions and space research from 2024 to 2050. #XinhuaNews
您使用的瀏覽器版本較舊,已不再受支援。建議您更新瀏覽器版本,以獲得最佳使用體驗。
留言 0