signal-to-background ratio造句

例句与造句

1. ( 4 ) time resolution property of libs is studied . at the 4us delay , the signal - to - background ratio is more proper
   结果表明当延时在4 s时， libs信号强度与背景光的强度比值( s b )达到最大。
2. It's difficult to find signal-to-background ratio in a sentence. 用signal-to-background ratio造句挺难的