查询词典 probability density function

Nearest M—C bond. Comparing the covalent electron density of MC with NiAl at different crystal planes, it is found that the electron density along the interface (110)_//(100)_ ...

通过对NiAl和MC的不同晶面的共价电子密度的分析发现：(110 ) NiAl和(10 0 ) MC在一级近似范围内基本上保持连续；采取适当的制备工艺，使复合材料中存在尽可能多的(110 ) NiAl//(10 0 ) MC，有可能使这种复合材料具有更优异的力学性能

Low density polyethylene has a crystallinity range of 65 percent, and high density polyethylene of 85 percent.

定语从句中的省略。定语从句中的省略。

Soil with 1.2 g/cm3 bulk density was most favorable for the plant height and root growth of cucumber plants,and soil with 1.4 g/cm3 bulk density was most favorable for the stem thickness,yield and nutrient uptake of cucumber plants under this experiment conditions.

在本试验条件下，容重为1.2.g/cm3的土壤利于株高及根系的生长，容重1.4g/cm3的土壤则利于茎粗、根系养分的吸收及产量的增加。

Current density and energy density is one of the most important parameters for designing the glass electric melting furnace.

电流密度和能量密度是设计玻璃电熔炉最重要的参数之一。

Numbers of secretory granules, oplasmic reticulums, mitochondrias in ACTH cells all changed distinctly. GTH cytoplast were full of big and small, high density electron secretory granules.STH cells were in activity synthesis and secretion, secretory granules were from fusion to release. TSH cells cytoplast evacuated secretory granules, electron density decreased and vacuofes appeared.

ACTH细胞分泌物颗粒数量、内质网及线粒体均发生明显变化；GTH细胞胞质中充满电子密度较高的大、小两种分泌颗粒；STH细胞处于活跃的合成和分泌状态，分泌颗粒呈现出由融合到释放的状态；TSH细胞胞质中分泌颗粒排空，且电子密度降低，出现大空泡。

HP were determined by rapid urease test,Warthin-Starry silver stain and polyme rase chain reaction,and expression of P21,P53,C-myc and C-erbB-2 were detecte d by immunohistochemicology (Streptaovidin/Peroxidase,SP) method,and were evalua ted with positive expressive integrality,the mean optical density an d the integral optical density in computer assisted image analysis system.

方法经内镜和病理诊断的胃癌91例，用快速尿素酶试验，改良W-S银染色和PCR方法检测上述标本中Hp；以S-P免疫组织化学法检测P21、P5 3、C-mcy及C-erbB-2，并用阳性表达积分半定量和免疫组化图像分析进行比较。

Through measuring density inside and in the position with defect, it was discovered that density of defect in timber has corresponding relation to the pressure signal extracted by probe. Mechanism of the mechanical pressure deterred to measure defect in timber was set up.

压阻式木材内部缺陷类无损检测技术要解决的技术难点是木材密度特征的提取方式，以及对信号的分析消噪和判断等技术手段，分为如下几个方面进行研究。

The defoliation of saplings is highest in the forest withhighest density of adult,and lowest in the forest with low density of adult.

幼树去叶在辽东栎种群大树密度最高的地点最高，而在密度最低的地点最低。

Sealing wax densimetry is suitable for the density determination of mineral drugs and their calcined products with its high accuracy, whereas direct densimetry' is not suitable for the density determination of mineral drugs and their calcined products.

直接密度测定法不适用于矿物药及其煅制品的密度测定，而封蜡密度测定法准确度高，较适用于矿物药及其煅制品的密度测定。

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。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样