The expression is not only applicable for calculating drag coefficients ofbig blunt body like seat-man system within arbitrary Mach number range,but also for other big blunt body as well.

• 此公式不仅适用于计算像人椅系统那样的大钝体,而且也适用于计算其它大钝体在任意 M 数范围内的阻力系数。