未知: unknown条件: condition; term; factor的: 4次方是 The fourth power of 2 i ...密度: density; thickness函数: function条件密度函数: conditional density function未知条件: unknown condition条件概率密度函数: conditional probability density function类密度函数: class density function密度函数: de ity function; de ityfunction; depotition function; dichtefunktion density function; frequency function密度函数矩: moment of density function谱密度函数: spectral density function密度函数 概率密度函数: densityfunction边际密度函数: marginal density function边缘密度函数: marginal density function泊松密度函数: poisson density functions二项密度函数: binomial density functions二元密度函数: bivariate density function概率密度函数: frequency function; function of density of probability; probability density function (pdf); probability function; probability-density functon; probabilityde ityfunction故障密度函数: failure de ity function; failure density function恒星密度函数: stellar density function后验密度函数: posterior density function互谱密度函数: cross spectral density function机率密度函数: probability density function几何密度函数: geometric density functions
