Overpressures of 1 to 2 pounds are produced by supersonic aircraft flying at normal operating altitudes. Some public reaction could be expected between 1.5 and 2 pounds.
一到二磅的超压是由正常飞行高度的超音速飞机制造的。在1.5到2磅之间时可能会引起一些公众反应。
Sonic booms produced by aircraft flying supersonic at altitudes of less than 100 feet, creating between 20 and 144 pounds overpressure, have been experienced by humans without injury.
飞行在低于100英尺的超音速飞机制造的音爆，造成的20到144磅的超压，没有对人体造成伤害。
Overpressures of 1 to 2 pounds are produced by supersonic aircraft flying at normal operating altitudes.
一到二磅的超压是由正常飞行高度的超音速飞机制造的。
Two different manufacturers unveiled supersonic jets at this year's Paris Air Show, eight years after the Concorde stopped flying.
在协和飞机停飞后8年，两个不同的生产厂家推出了超音速飞机在今年的巴黎航空展上。
An aircraft, for example, flying supersonic at 50,000 feet can produce a sonic boom cone about 50 miles wide.
例如，一架50,000英尺高处的超音速飞机可以制造出50英里左右宽的音爆圆锥。
"Flying Leopard" fighter is designed, self development, self-production of multi-purpose, all-weather, supersonic fighter-bomber.
“飞豹”战机是中国自行设计、自行研制、自行生产的多用途、全天候、超音速歼击轰炸机。
"Flying Leopard" fighter is designed, self development, self-production of multi-purpose, all-weather, supersonic fighter-bomber.
“飞豹”战机是中国自行设计、自行研制、自行生产的多用途、全天候、超音速歼击轰炸机。
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