Coolant temperature and ambient air pressure may be used to optimize cold starting and altitude performance.

冷却水温度和大气压力可用于使冷起动性能和高原性能最优化。

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Moreover, even if J-20 really appeared in the Daocheng Yading Airport, it may turn out to be a high altitude performance test.

即便歼- 20真的出现在亚丁机场，很可能也只是进行高原性能测试。

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Therefore, CAAC requested that all the 39 aircraft with high altitude performance and its crew to be ready for the relief transportation.

因此，民航局要求全国各航空公司具有高原飞行性能的39架飞机和具有高原飞行资格的机组集结待命，做好运输准备。

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The researchers said it provided invaluable data for the development of high-performance, high-altitude parachute systems, and that the lessons learned would inform the development of new ideas for emergency evacuation from vehicles, such as spacecraft, passing through the stratosphere.

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The researchers on the Red Bull Stratos project say it has already provided invaluable data for the development of high-performance, high-altitude parachute systems, and that the lessons learned will inform the development of new ideas for emergency evacuation from vehicles, such as spacecraft, passing through the stratosphere.

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The Red Bull Stratos scientists said the stunt had provided invaluable data for the development of high-performance, high-altitude parachute systems, and that the lessons learned would inform the development of new ideas for emergency evacuation from vehicles, such as spacecraft passing through the stratosphere.

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