常用声学量的级和基准值名称定义基准值声压级)/lg(200PPLpPaP200振动加速度级)/lg(200aaLa20/1sma振动速度级)/lg(200vvLvsnmv/10振动位移级)/lg(200ddLdpmd10力级)/lg(200FFLFNF10功率级)/lg(100WWLWpWW10强度级)/lg(100IILI20/1mpWI能量级)/lg(100EELEpJE10能量密度级)/lg(100DDLD30/1mpJE传声器灵敏度级)/lg(200MMLMPaVM/10声源发送灵敏度级)/lg(200SSLSVPaS/10