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可以预言:用于低地轨道客运的第二代航天飞机和用于各种目的站的运输货物的大型航天货机将会同时得到发展.在展望未来的航天运载器之前,先看一看国际上航天运载器研制情况.
It can be predicted that both the second-generation space shuttle for low-earth orbit passenger transport and large-scale spaceflight cargoes used for transporting goods at various destination stations will be developed at the same time. Before looking forward to the future spacecraft, take a look at the international spaceflight Carrier development.