核心舱
core module
4月29日11时23分,搭载着“天和”核心舱的长征五号B遥二火箭在海南文昌航天发射场点火升空。
The core module, Tianhe, has a total length of 16.6 meters, a maximum diameter of 4.2 meters and a takeoff mass of 22.5 tonnes, and is the largest spacecraft developed by China.
天和核心舱长度16.6米,最大直径4.2米,发射质量22.5吨,是中国研发的最大的飞行器。