词汇	衰减[减幅]曲线
释义	衰减减幅曲线 decrement curve
随便看	community mining community mini retail center community mode Community model Community monitoring community mosaic community music education community name community national work community needs assessment community neighborhood committee community nest box community network Community network environment Community networks community network system community news community newspaper Community News Service community noise community noise equivalent level community noise equivalent levelcnel community noise survey community non-governmental organization community norm