均匀度

新型饲料混合均匀度测定仪的研制

Development of a New Type Determinator of Feedstuff Mixing Degree of Homogeneity

结果表明：随旅游强度增大，物种多样性、均匀度及盖度降低。

The results showed that the species diversity , the degree of homogeneity and the coverage were reduced with the tourism intensity enhancing .

BP神经网络电子束扫描均匀度校正系统

Uniformity calibration system of electron beam scan with BP ANN

MRI图像均匀度评价方法的研究

Research on evaluating methods of MRI uniformity

方法：用高效液相色谱法（HPLC）法测定盐酸哌甲酯片的含量均匀度。

Methods : The content uniformity in methylphenidate hydrochloride tablets was determined by HPLC .

采用跨径（K）和均匀度指数（N）来揭示喷嘴低压喷淋质量。

The span diameter ( K ) and uniformity index ( N ) is used to evaluate the low-pressure spray performances .

RP-HPLC法测定复方酮替芬胶囊中富马酸酮替芬的含量及含量均匀度

Determination of ketotifen fumarate in compuond ketotifen capsules by RP HPLC

Banach空间单位球的均匀度的极端值

The extreme value of thh uniform degree of unit ball of Banach space

目的建立用HPLC法测定复方氨酚葡锌片中盐酸二氧丙嗪的含量及含量均匀度的方法。

Objective : An HPLC method for the content and uniformity determination of dioxopromethazine hydrochloride in Compound Paracetamol and Zinc Gluconate Tablets was established .

大面积多元PbS探测器均匀度研究

The uniformity of a multielement PbS detector

然后将VK法、均匀度和动态聚类分析法综合在一起，构成了一个适合平面有序地质变量的统计分类系统。

The classifying system is made up of three parts : V_K method , cluster analysis and a new parameter which is defined as degree of uniformity .

基于实验结果，提出动量、摩擦修正系数K，阻力系数ξ和不均匀度M1的实验关联式，并提出了一个排管式液体分布器的设计方法。

The correlations are experimentally given for the modified coefficients of momentum-friction , resistance factor and the maldistribution factor . A design procedure for Ladder distributor is proposed .

方法采集原料不同点的近红外光谱（NIRS），并对光谱进行相似度计算，比较相似度和均匀度之间的关系。

Methods The near infrared spectrum ( NIRS ) were collected from different points of raw materials and analyzed with similarity calculation .

本文给出了高均匀度的NMR超导磁体的设计方法。给出了体积极小的六阶补偿线圈的各个参数。

Mathematical methods for designing high homogeneous NMR Superconducting-magnets , giving the major parameters of sixth order compensated solenoids with minimum winding volume .

结果五种技术靶区剂量均匀度的优劣：3D和调强技术比常规技术有改善趋势。

Results Taget dose uniformity : The dose uniformity in target for two IMRT techniques , 3D CRT and Field in Field technique were improved in trend compared with conventional technique .

主要研究内容包括：①植物物种多样性：不同植被群落的物种丰富度（S）、多样性指数（H）和均匀度（J）；

The mainly investigated contents were as follows : ( 1 ) Species diversity analysis : Species richness , Brillouin index of species diversity and even degree .

而种植年限为7年的土壤微生物群落DNA序列多样性指数及修正丰富度指数均呈现最低值，均匀度指数也非常低，可能是土壤生态环境最差的土壤；

Diversity index and modified richness index of soil cropping for seven years was lower , which may be the most bad soil sample , was lowest , and evenness index was lower too .

分别计算了青岛近海春、秋季渔业生物群落的种类丰度指数（R）、多样性指数（H′）和均匀度（J′）。

The species richness R , Shannon diversity index H ′ and evenness index J ′ were calculated for the community of fishery resources in spring and autumn , respectively .

测定的指标有群落物种丰富度，群落Simpson多样性指数和群落均匀度。

The determined indexes include the Simpson diversity indices and the speices richness and evenness of the communities .

溶胶-凝胶（sol-gel）技术以其产品的均匀度高、纯度高、种类多及操作温度低成为固体材料制备的主要方法。

Sol-gel method has become a main method of solid materials preparation , because of its products of high uniformity , high pure and more kinds .

UST条干仪测试的影响因素及控制纱线条干均匀度分析装置

Analysis and control of the influential factors on UST yarn evenness tester determination

植物多样性指数中的物种数、Simpson指数、均匀度指数均与Shannon-Wiener指数的相关性最为密切。

Plant species diversity index of the richness , Simpson index , evenness index most closely related with Shannon-Wiener index .

国产条干均匀度仪与Uster

Comparing Domestic and the Uster 's Yarn Evenness Testers

在探讨放牧对群落多样性的影响时，Simpson多样性指数和均匀度指数对放牧率大小的变化更敏感。

Simpson index and evenness were better parameters to measure the influence of different stocking rates on plant diversity for Artemisia frigida community .

多样性指数D的取值范围是0.662～0.850，均匀度Jsi为0.670～0.956。

Species diversity index D ranges from 0.662 to 0.850 ;

2不同棉田节肢动物多样性比较分析表明，转Bt基因棉田与对照常规棉田物种、功能团和亚群落的多样性、优势度、均匀度均无显著性差异。

Analysis showed that there was no significant difference between transgenic Bt cotton fields and routine cotton field in diversity , dominance , evenness and abundance of species , functional groups , sub-community and community .

利用本文介绍的方法，不但可以检测烧结矿FeO的含量，而且还可以检测混合料水分的大小、布料的均匀度、过烧及欠烧。

The method not only can be used for monitoring FeO content . but also for monitoring mixture moisture , feed uniformity , overfiring and insufficient firing .

由改进后的薄膜所制备的光导PbS探测器，在大尺度（25mm）光敏元尺寸下，光电响应的不均匀度由改进前的±50%减小为±25%。

An infrared photoconductive detector using the improved PbS film shows that the non-uniformity is changed from 50 % before improved to 25 % up and down .

就乔木（DBH＞2.5cm）而言，3个样地的物种多样性和均匀度指数从1982年至1994年都已增长。

For trees ( DBH > 2.5 ), species diversity and evenness indices increased from 1982 to 1994 in all the three forests .

种类繁多的乡土物种使群落具有较高的物种多样性，ShannonWiener指数范围为2.305～3.145，生态优势度为0.063～0.151，均匀度为0.600～0.749；

( Various ) local species contributed to the communities with great species diversity . Shannon-Wiener Index was 2.305 ~ 3.145 , ecological dominance was 0.063 ~ 0.151 , and evenness was 0.600 ~ 0.749 ;