密率有两种含义，一个是指中国古算名，祖冲之发现的圆周率的分数近似值π≈355/113，称为密率，它是相对于约率π≈22/7而言的；还有一个含义是指数论中的一个重要概念，是与哥德巴赫猜想及华林问题有关的概念。
压密率 Consolidation Rate
银河密率 galactic concentration
功率密度 [核] [物] power density ; specific power ; density of power ; watt density
功率谱密度 [物] power spectral density ; PSD ; power density spectrum ; power blueprinttrum body
机率密度函数 probability density function ; PDF ; Dichtefunktion
概率密度 [数] probability density ; probability densities ; multivariable probability distributions ; density of probability
概率密度函数 [数] probability density function
照明功率密度 LPD ; LIGHTING POWER DENSITY
照明功率密度值 LPD ; LYZX
几率密度 [量子] probability density
“密率术”是《九章算术》校勘中，迄今尚未解决的一大疑案。
In collating the "Nine Chapters on Arithmetics" researchers have left the problem of the "Art of Mi-Lu" still unsettled.
借鉴数论方法中的密率论，给出判别正项级数敛散性的密率判别法，此方法特别适用于判定一些较难或不能给出通项表达式的级数的敛散性。
By using the density theory of theories of Numbers, the article gives the density discrimination method determining the convergence and divergence characteristic of the positive term series.
如果你对比一下密尔沃基，他们认为只有4%，还包括通胀率。
If you compare that with Milwaukee, they thought only 4%, which is about the inflation rate.
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