S/N

S/N Serial Number 序号;系列号;

S/N Signal To Noise Ratio 信噪比

S/N shipping note 装运通知

S/N Staff Nurse n. (比护士长低一级的)医院护士

S/N Signal-to-Noise ratio 信号干扰比

S/N Screen Name 屏幕名

S/N Sex/Nudity (movie rating) 性/裸体(电影等级)

S/N Spot/Next 现货/下

s/n speech to noise ratio 语噪比

s/n signal to noise(ratio) 信噪比,信号噪声比

s/n signal-to-noise 信噪比