NASA needs good weather to launch Ares I-X because engineers need to see the rocket flight all the way through first stage separation, which will mark the end of the test.

NASA需要好天气来发射战神I-X，因为工程师们要在第一级火箭分离前观测火箭飞行全过程，第一级火箭分离标志着试飞的结束。

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Groovy templates aren't rocket science. They're simply a means for facilitating the separation of a view from its model.

Groovy模板并不是火箭科学，它们只不过是一种简化从模型中分离视图过程的手段。

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The research on separation of underwater rocket flow in a large pressurized tank is presented.

本文在大型压力水筒中研究了火箭发动机的水下分离特性。

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All the major events such as rocket-stage separation, fairing separation, and the ejection of the dummy payload occurred on cue.

BBC: Orbital's Antares rocket makes test flight

As the spacecraft descended, it sent back signals when critical events occurred: heat shield separation, parachute deployment, retro-rocket firing.

NPR: Mars Rover Marks Second Anniversary of Landing