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无人飞船即无人驾驶的飞船,按用途分为两种,一种专供载人飞船试验用,结构与载人飞船相同,另一种专门用来向空间站运送货物。
Unmanned spacecraft that is unmanned spacecraft, divided into two uses, one for the test of manned spacecraft with the same structure and manned spacecraft, the other specifically for the delivery of goods to the space station.