The orbiting Discovery crew on the way Sunday to rewire the International Space Station first had to make sure the shuttle's heat shield(heatshield) wasn't damaged during lift-off.
星期日,负责发现号轨道的工作人员在跟国际空间站接轨前,必须先确定热障在起飞时没有损坏。
The orbiting Discovery crew on the way Sunday to rewire the International Space Station first had to make sure the shuttle's heat shield(heatshield) wasn't damaged during lift-off.
星期日,负责发现号轨道的工作人员在跟国际空间站接轨前,必须先确定热障在起飞时没有损坏。
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