纳（诺）秒

nanosecond

nanosecond pulser

nanosecond fluroscence spectroscopy【光】

double pulse nanosecond oscillator

nanosecond image converter streak camera

billisecond【计量】;millimicrosecond【计量】;nanosecond【计量】

nanosecond pulse height analyzer

nanosecond time-resolved spectrosecopy【光】