“sonic barrier”的概念、定义、翻译、参考文献-科学参考

单词	sonic barrier
释义	sonic barrier Encyclopedia 理学跨声速流动释 sonic barrier声障在飞机发展历程中出现的一个概念，又称音障。大展弦比的直机翼飞机，在飞行速度接近声速时，会出现阻力剧增、操纵性能变差和自发栽头的现象，飞行速度也不能再提高，因此人们曾以为声速是飞机速度不可逾越的障碍，故有此名。 Physics sonic barrier音障
随便看	performance appraisal performance appraisal information performance appraisal method performance assessment performance assessment of safety production KPI performance auditing performance-based design method performance-based fire-protection performance-based fire protection design performance based navigation performance based on navigation performance-based seismic design of structures performance benchmark Performance Broker performance broker performance brokerage performance budget performance characteristic performance characterization of device performance charm performance coaching performance commission Performance Company performance construction performance contract of Qing Dynasty in Sanxian Village, Fuyang District

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