航空和航天工程 Aerospace Engineering ; Aeronautical and astronautically Engineering ; Mechanical & Aerospace Engineering
国家航空和航天局 nasa ; National Aeronautics and Space Administration ; ntionl eronutics nd spce dministrtion
美国航空和航天局 National Aeronautics and Space Administration
航空和航天心理学 aeronautical and astronautical psychology
航空和航天系 Aeronautics and Astronautics
美国国家航空和航天局 National Aeronautics and Space Administration ; NASA
航空和航天设备 Raum- und Luftfahrttechnik
航空和航天系列 Aerospace Series
航空和航天产业 aerospace industry
While it has been extensively applied in machinery manufacturing, medical facilities, automobile, electronic appliance, electric machinery, Defence, aerospace and aeronautics, etc, which demonstrates great development and application potential, laser processing also has lots of technical problems that needs further research.
激光加工已经广泛地应用于机械制造、医疗仪器、汽车、电子电器、电机、国防、航空和航天等领域，具有良好的发展前景和市场，但同时也有许多技术问题需要深入研究和解决。
参考来源 - 激光加工机的微机控制技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
1991年，美国国会要求美国国家航空和航天管理局调查大型天体撞击对如今的地球所造成的危害。
In 1991 the United States Congress asked NASA to investigate the hazard posed today by large impacts on Earth.
这种说法是指责美国国家航空和航天管理局本来上周可以进入地球的卫星变成了这个火球。
The claims that the NASA satellite that was supposed to re-enter the Earth last week is to be blamed for the fireball.
无数的网站声称一个不明飞行物的飞船造成了火灾，而同时其它人开始怀疑美国国家航空和航天管理局。
Countless websites have made the claim that a UFO craft was responsible for the fiery damages, while others began to question NASA.
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