hypersonic wind tunnel meaning in English

超声风洞
高超声速风洞

Hypersonic wind tunnels operating at very low densities were developed starting in about 1960 .
低密度超音速风洞大约开始发展于1960年。
This paper presents the development and preliminary application works of an automatic strain gauge balance static calibration system in ecs for 1m hypersonic wind tunnel of cardc
本文论述了cardc超高速空气动力研究所1m高超声速风洞配套的新型全自动六分量应变天平地轴系( ecs )校准系统的研制和初步应用研究工作。