lead-lag英'ledl'æɡ美'ledl'æɡBNC¹²⁶⁴¹⁶⁺⁴ 基本例句 超前滞后¹⁰⁰ It shows that the characteristics of each blade lead-lag behavior is very dissimilar arising from a damper failure, and the regressive lag modal damping has above 60% decrement. 结果表明,其中一个减摆器失效后,各片桨叶摆振运动特性相差很大,系统的摆振后退型模态阻尼下降幅度高达60%以上。 hkxb.buaa.edu.cn