...不这么想,他们似乎更希望NASA花重金去开发一款目前看来没有明显应用前景的火箭——太空发射系统(Space Launch System rocket,SLS),他们也更愿意为此拨付相应的资金。 作为太空探索门外汉的参议员们为何如此热衷于对NASA指手画脚呢?
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This adapter designwill be tested during EFT-1 for use during the first launch of NASA's nextheavy-lift rocket, the Space Launch System (SLS), in 2017.
该适配器的设计将在EFT-1第一次发射过程中被测试,它将用于2017年NASA的下一个太空发射系统(SLS)重型火箭。
The Orion, which is to be flown into space on the new Ares rocket, includes a launch abort system that will allow the crew module to separate and return to earth in case of a malfunction.
猎户座探险车将乘载新的核动力火箭飞向太空,包括一个发射堕胎系统,在出现故障的情况下可以允许宇航员组件脱离并重返地球。
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