能流密度分布
flux distribution
flux density distribution
能流密度矢量
Energy flow density vector
energy flux density vector
平均能流密度
average energy fiux density
解析声能流
analytic acoustic energy flux
可变密度声道记录
variable density track record
密度-声波交会图法
density-sonic crossplot method
FMO位电荷密度能
FMO potential charge density energy