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1)  hold-up/density
持率/密度
2)  Densitometer water holdup meter
密度-持水率计
3)  Power density
功率密度
1.
Analysis and optimization of Stirling engine based on power density method;
基于功率密度法分析及优化斯特林热机
2.
Power density analysis of an endoreversible closed intercooled regenerated Brayton cycle coupled to variable-temperature heat reservoirs;
变温热源内可逆中冷回热布雷顿循环功率密度分析
3.
Power density performance of a regenerated Brayton cycle coupled to variable-temperature heat reservoirs;
变温热源回热式布雷顿循环的功率密度特性
4)  probability density
概率密度
1.
A method of independent component analysis based on the estimation function for the probability density;
基于估计概率密度函数的独立分量分析方法
2.
Combining with linear corrosion development model,the evolution of probability density function of buried pipeline's area corrosion ratio as service time increases is derived on the basis of total probability formula.
利用马尔可夫过程,提出了管线腐蚀的发生模型,然后结合线性腐蚀发展模型,采用全概率公式,给出了埋地管线面积腐蚀率随服役时间变化时的概率密度函数解析表达式。
3.
This paper presents a new method to determine the stability limit of machine tool chatter with the change of probability of the acceleration signal amplitude distributed in a certain range on the basis of the study of the change of the acceleration signal probability density function from the stable cutting to instable cutting.
在研究切削过程从平稳到失稳的过程中振动加速度信号的概率密度函数变化的基础上,提出利用加速度信号的幅值分布在某一指定区间上概率值的变化来确定机床稳定性极限的方法。
5)  density of probability
概率密度
1.
It is analyzed chaotic sequences generated by a widely studied discrete time dynamic system of mapped 3-Chebyshev,study the density of probability of chaotic sequences generated by 3-chebyshev.
讨论了一种离散时间动态系统(3阶Chebyshev)所产生的数字混沌序列,研究了它的概率密度,为满足数字通信的实际需要,提出了该混沌序列的数字实现方法。
6)  Probability density
几率密度
1.
The coupling harmomic oscillator and its probability density;
耦合谐振子及其几率密度
2.
The Probability Density and Uncertainty Relation of any one of Stars with Random Motion in Irregular Galactic System;
不规则星系中星体随机运动的几率密度与天体不确定关系
3.
By using the unified colored noise approximation method, the master equation for probability density, the steady state probability distribution function and its extrema equation are derived.
讨讼色泊松噪声驱动系统,利用统一色噪声近似方法,得到系统几率密度主方程,定态几率分布函数及其极值方程。
补充资料:密度分辨率


密度分辨率
〖HT5”SS〗density resolution

  能区分不同组织密度的能力。CT对组织的密度分辨率较X线摄影高。目前CT的密度分辨率为0.5%,即两种组织的密度差别等于或>0.5%时即可辨认出来。
  
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