The biggest lift drag ratio 3.36 considering viscous effects is obtained at Mach 6 when a proper base conical shock wave angle is chosen.

在设计点附近选取合适的半基准圆锥激波角并考虑粘性影响时，可得到乘波体最大升阻比为3.36；

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Though the WaveRider was designed to reach Mach 6, or six times the speed of sound, program officials were satisfied with its performance in the latest test.

NPR: Experimental Air Force Aircraft Goes Hypersonic