此项研究由美国国家科学基金会拨款，旨在提高航天器在高层大气中运行时的安全性和可靠性。
The research, federally funded by the National Science Foundation, could improve the safety and reliability of spacecraft that operate in the upper atmosphere.
运载火箭的技术指标，包括运载能力、入轨精度、火箭对不同重量的航天器的适应能力和可靠性。
The launch vehicle technology indicators, including the carrying capacity, precision orbit, rockets of different weights in the spacecraft's reliability and adaptability.
设计的高度复杂性，尤其是有人驾驶的有数百万组件构成的航天器，要求高度的小型化和可靠性。
The enormous complexity of design, particularly of manned spacecraft with their millions of components, requires a high degree of miniaturization and reliability.
提高环境试验的有效性，归根到底是为了提高航天器的可靠性，节省研制费用，因而也就产生巨大的经济效益。
To enhance the test effectiveness is in the long run to assure the spacecraft reliability and to reduce the development cost, thus producing more economic benefits.
座舱布局的工效学设计是保证载人航天器系统安全可靠性和充分发挥航天员工作效率的重要技术途径。
The ergonomic layout design of cockpit in manned spacecraft is an important technical job to ensure its reliability and safety and to make full use of cosmonauts.
航天器故障诊断不仅可以提高航天器安全性和可靠性，而且可以节约航天器安全寿命期成本。
Research on fault diagnosis for spacecrafts is not only helpful to improve the safety and reliability of spacecrafts, but also to reduce their life cycle cost significantly.
航天器电子设备是由一台台单机组成，单机的可靠性与航天器系统可靠性有更为直接的关系。
A spacecraft is composed of many instruments, which reliability has direct relation with the spacecraft system.
介绍了新型航天器多系统检漏的试验结果 ，提高了检漏的可靠性 ，大大地节约了检漏时间和费用。
The leak detection results of new multi-system spacecraft are introduced. The reliability is increased. The leak detection time and the leak detection cost are cut down.
介绍了新型航天器多系统检漏的试验结果 ，提高了检漏的可靠性 ，大大地节约了检漏时间和费用。
The leak detection results of new multi-system spacecraft are introduced. The reliability is increased. The leak detection time and the leak detection cost are cut down.
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