These conclusions can present some references to the rocket design.

有关结论可以为高速旋转条件下发动机设计提供参考。

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In pursuing specifications set out for the system, the designers had adopted a series of rocket design features.

为推行规范测定用于系统，设计者已经采用一系列的火箭设计特点。

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As part of this exploration plan, 2015 is now the deadline for finalizing a heavy-lift rocket design, and there will be renewed focus on advanced propulsion systems and other technologies.

探索计划要求重载火箭的研制需要在2015年之前完成，到时还将会重新集中研发推进系统及其他科技项目。

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The agency is to design its own heavy lift rocket at a cost of three billion dollars.

VOA: special.2010.04.28

Personally, I have my eye on an even smaller jet, the rumored single-engine, four-seat pocket-rocket from Cirrus Design. (If the one engine fails, pull a lever and a parachute will float you and the plane to a soft landing.) One of the two brothers who founded Cirrus told me the Cirrus jet would go 300 knots, or 345 miles per hour.

FORBES: Speech Week

For Mr. Branson, the test flight met its most important goal: validating the rocket ship's design.

WSJ: Virgin Galactic Spacecraft Tests Its Rockets in Flight

The completion of the so-called System Requirements Review and System Definition Review allows program managers to proceed into the rocket's preliminary design phase, NASA officials said.

MSN: Giant deep-space rocket passes key test - Technology & science - Space - Space.com | NBC News