Compared to the A-12, the SR-71 was larger, carried more fuel, and featured sharp sides to improve both stability and stealth.

相比a - 12, SR - 71体形更大，机载燃料更多，其具有特色的尖锐侧翼有助于提高稳定性和隐形能力。

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By contrast, the manned SR-71 Blackbird, used for many years by the U. S. Air Force, had a top speed of just more than Mach 3.

相比之下，载人的SR - 71黑鸟，供美国空军使用多年，有一个仅比3马赫以上的速度。

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Good design is often strange. Some of the very best work has an uncanny quality: Euler's Formula, Bruegel's Hunters in the Snow, the SR-71, Lisp.

好的设计通常是奇特的.一些最杰出的作品有不可思议的品质: 欧拉公式, 勃鲁盖尔(Brueghel)的雪中猎人 ,SR-71, Lisp.

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Currently, the fastest air-breathing aircraft is the SR-71, which accelerates to slightly over Mach 3.

BBC: Mach 10 scramjet prepares for launch

The SR-71 is the most flexible reconnaissance asset in the United States inventory.

CENTERFORSECURITYPOLICY: Center for Security Policy | Congress Must Preserve A Vital Strategic Reconnaissance Capability �� The SR-71

One of the few remaining and, arguably, most significant issues to be resolved is the fate of the SR-71, the United States preeminent manned reconnaissance aircraft.

CENTERFORSECURITYPOLICY: Center for Security Policy | Congress Must Preserve A Vital Strategic Reconnaissance Capability �� The SR-71