分项: subitem; itemize平均密度: average density平均密度: average de ity; average density; mean de ity; mean density; particle number density密相平均密度: average dense phase density穗的平均密度: mean density of spike太阳平均密度: solar mean density稀相平均密度: average dilute phase density总体平均密度: average overall densities周期平均密度关系: period-mean density relation平均拥挤度与平均密度关系: mean crowding-mean density relationship均密度透镜: uniform density lenses分项加权平均数: item-weighted averages分项: subitem; itemize 分项列出 itemize; 分项数字 breakdown平均能密度: average energy densities平均线密度: average liear density项平面: nuchal plane; planum nuchale平均弹着密度: average density of hits平均功率密度: mean power density平均光度密度: mean luminosity density平均呼叫密度: average call density平均局部密度: mld mean local density平均孔隙密度: average pore density平均能量密度: mean energy density平均失效密度: mean failure intensity平均相对密度: mean relative density
