durations持续期
durationn.持续时间;期间
duration of contraction收缩持续时间
duration discrimination时程辨别
duration of disturbance干扰持续时间
duration of risk clause保险期间条款
duration of shock pulse冲击波持续时间,冲击脉冲持续时间
duration of random walk随机行走步数
duration of oscillation摆动时间,振荡时间
duration of coagulation凝结期间
duration of illumination光照延续
duration of imprisonment监禁期限