查询词典 probability density function

By taking density as detection indicator, the accuracies of mineral drugs and their calcined products were investigated by sealing wax densimetry compared with direct densimetry, and the method of density determination was optimized.

以密度为检测指标，考察直接密度测定法、封蜡密度测定法测定矿物药及其煅制品密度的准确度，优选密度测定方法。

Result: The density values measured by two methods investigated above were significantly different ( P .01), the density values of Pyritum, Haematitum, calcined Pyritum and calcined Haematitum measured by direct densimetry were increased 1.66%, 9.43%, 96.72% and 9.02%, respectively compared with that measured by sealing wax densimetry.

结果：直接密度测定法与封蜡密度测定法测得的自然铜生品、赭石生品、煅自然铜、煅赭石的密度有显著的差异( P 。01)，直接密度测定法比封蜡密度测定法测得的自然铜生品、赭石生品、煅自然铜、煅赭石的密度平均增加1.66%，9.43%，96.72%，9.02%。

Therefore this quality index of objective technical standards, is to use the color reflection densitometer, traces of the printing ink layer in the printing field density and 75% of the net-point calculated density printing, printing k-value.

因此确定这项质量指标的客观技术标准，是使用彩色反射密度计，测出各印刷墨层的印刷实地密度和75%网点印刷密度，计算得出其印刷K值。

On the output of the film site density test tool is primarily a densitometer that tests output illustrators 100% dot density of the output meets the business card printing and membership card production requirements.

差输入胶片实地密度尝试的东西主给是密度仪，用于尝试输入分色片100%网点的输入密度是否到达制卡和会员卡制息给求。

The research methods are different between study of normal density distribution and density anomaly.

本文的密度分布研究包含正常密度分布和异常密度分布两个部分。采用的研究方法有所不同。

On the basis of force density matrix of cable element ,a force density matrix of triangle membrane element is introduced.

本文在已有的索单元力密度矩阵的基础上推导了三角形膜单元的力密度矩阵。

It was shown that the matrix suction decreased with the increase of the water content and density. The relationship among temperature, density, matrix suction and water content was exponential.

试验数据分析表明：基质吸力随含水率的增大而减小；基质吸力随密度的增大而增大：温度、密度、基质吸力与含水率之间符合幂函数的变化关系。

There are only a few,if any,pores in matrix and the density of C/SiC composites manufactured by PCCVD technique can achieve 96% of theoretical density.

使用PCCVD技术制造的C/SiC复合材料，实际密度可达其理论密度的96%。

Its density, for example , is only 70 percent the density of the earth.

例如，它的密度仅为地球的 70%。

The particle density criterion and the temperature criterion of instability for the imperfect Fermi gas with weakly attractive interaction are given, and the dependance of the critical density of particles on the temperature...

给出了不稳定性的粒子数密度判据和温度判据，就不同逸度情况下临界粒子数密度的具体表达结果以及温度、粒子质量和吸引相互作用对临界粒子数密度的影响进行了讨论。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。