平均: average; mean弹: shoot; catapult着: wear; dress密度: density; thickness平均弹着: center of dispersion平均弹着点: center of impact; central impact point; mean of impact point; mean point f impact; mean point of impact {= mpi平均弹着点误差: mean point of impact error期望平均弹着点: desired mean point of impact平均弹着点与目标试射点重合修正量: center of impact adjustment平均弹道: mean trajectory平均弹落点: apparent center of impact平均弹性: average elasticity加权平均弹性: weighted mean elasticity平均弹药消耗: average ammunition expenditure弹着: fall of shot; impact; shellhit平均密度: average de ity; average density; mean de ity; mean density; particle number density平均能密度: average energy densities平均线密度: average liear density分项平均密度: average specific densities密相平均密度: average dense phase density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