查询词典 coefficient of variation

This paper used the ratio of arithmetic to geometric mean to replace the coefficient of variation and applied into the enhanced adaptive filters. It proposed the novel class of adaptive filters, which were based on the ratio of arithmetic to geometric mean and were designed for speckle.

为此，将算术—几何均值比引入增强型的Lee和Frost等滤波器中，并取代变差系数在这些滤波器中的作用，推导得出一类新的基于算术—几何均值比的自适应斑点噪声滤波器。

Recovery of emamectin benzoate ranged from 98% to 102%, with a coefficient of variation 4.39%.

甲维盐分析的回收率为98%～102%，变异系数为4.39%。

The coefficient of variation of the second caulis and spread length reached 27.6% and 22.1%.

而第二主茎长度变异系数是27.6%。伸展长度变异系数22.1%。

The coefficient of variation of the fluoride determination method was 5% at fluoride concentrations of approx.

在氟化物浓度为大约1000mg/kg的时候氟化物测定方法的变异系数为5%。

On the basis of convergence,this paper demonstrates the situations of internal technological efficiency within the state and in the three regions inspected with standard deviation,coefficient of variation,and Barro regression equation.

3在分析收敛定义的基础上，用标准差、变异系数和Barro的回归方程来验证了全国范围内和三大地区内部技术效率的收敛情况。

Standard deviation and coefficient of variation for the method were 0.0172 and 0.253%, respectively.

方法的标准偏差和变异系数分别为0.0172 和0.253%。

Test result makes clear, different intensity grade abandons the stuff of second birth wide market that gets after concrete mix up, of the compressive strength of concrete of second birth of different origin of compressive strength; that will reduce second birth concrete significantly all be worth concrete of singler source second birth to reduce, and variance and coefficient of variation increase; to use normal school model to be opposite of compressive strength of concrete of different origin second birth distributing undertook examining, use Monte-Carlo imitate method farther test and verify should distributing the rule.

试验结果表明，不同强度等级废混凝土混和后得到的再生粗集料，将显著降低再生混凝土的抗压强度；不同来源再生混凝土抗压强度的均值较单一来源再生混凝土减小，而方差和变异系数增大；采用正态分布模型对不同来源再生混凝土抗压强度的分布进行了检验，利用Monte-Carlo模拟方法进一步验证了该分布规律。

Basisd on the controlled stocking rates, comparable repeated experiment was conducted to understand the stability of grazing ecosystem in vegetation, soil and livestock, considered the year as the principal component to evaluate the effect and mechanism of annual precipitation on grazing ecosystem characteristics, using the coefficient of variation in terms of ANPP and decrease and increase of functional groups to reveal the ecosystem stability and ecological compensatory effect in grazing ecosystem. The result not only richens the study contents of ecosystem stability, but also provides a guide for adaptive rangeland management plans, which are promoted the ecological and economic sustainable development.

本研究首次采用重复性对比研究，对草原放牧生态系统的稳定性在草-土-畜3个方面的体现进行综合对比，分析年度和载畜率的协同效应，揭示降水量对草地生态系统稳定性维持的影响机制，运用草地植被地上净生产力的变异性和功能群的消长阐明载畜率对放牧系统稳定性和系统内部生态补偿效应的影响，不仅丰富了草原放牧系统的研究，而且对内蒙古荒漠草原草地适应性管理措施的制定和实施具有指导意义。

Abstract］ Objective For the purpose of scientific evaluation and improvement on unreasonable parameter of viral inactivation,the dynamics curve of time corresponding to effect by given viral inactivation factor treated to blood plasma product were analyzed.Methods Aimed at vesicular stomatitis virus, sindbis virus, human immunodeficiency virus, polioviruses, pseudorabies virus,encephalon-yocarditis virus; validate data of viral inactivated on pasteurization of albumin, human rabies immunoglobulin with pH 4, human immunoglobulin and human hepatitis B immunoglobulin for intravenous injection with pH 4/pasteurization,treatment on human fibrinogen and human coagulation factor Ⅷ with solvent/detergent and vapor heating at 100 ℃30 min were systemic regularized respectively.The mean and standard deviation also coefficient of variation for virus survival titer in different time were stated, dynamics curve of virus inactivation were made and analyzed.

目的 分析血液制品特定灭活因子的时效动力学曲线，科学性地评价与改进不合理的病毒灭活参方法系统性整理针对水疱性口炎病毒、黄热病毒、脊髓灰质炎病毒、伪狂犬病毒、脑心肌炎病毒、人类免疫缺陷病毒，人血白蛋白采用巴氏消毒法，狂犬病人免疫球蛋白采用低pH常温孵放法，静注人免疫球蛋白、静注人乙肝免疫球蛋白采用低pH/巴氏消毒法；人纤维蛋白原、人凝血因子Ⅷ采用有机溶剂/去污剂与干热法灭活病毒的验证资料，统计3批样品取样点的残余病毒滴度均值、标准差与变异系数，制作灭活病毒动力曲线图并进行分析。

Abstract］ objective for the purpose of scientific evaluation and improvement on unreasonable parameter of viral inactivation,the dynamics curve of time corresponding to effect by given viral inactivation factor treated to blood plasma product were analyzed.methods aimed at vesicular stomatitis virus, sindbis virus, human immunodeficiency virus, polioviruses, pseudorabies virus,encephalon-yocarditis virus; validate data of viral inactivated on pasteurization of albumin, human rabies immunoglobulin with ph 4, human immunoglobulin and human hepatitis b immunoglobulin for intravenous injection with ph 4/pasteurization,treatment on human fibrinogen and human coagulation factor ⅷ with solvent/detergent and vapor heating at 100 ℃30 min were systemic regularized respectively.the mean and standard deviation also coefficient of variation for virus survival titer in different time were stated, dynamics curve of virus inactivation were made and analyzed.results human albumin pasteurization inactivated vsv and sindbis virus,hrig low ph inactivated vsv and sindbis virus,hrig low ph inactivated hiv virus,ivig low ph/pasteurization inactivated hiv virus,ivig low ph inactivated hiv virus,hbig low ph/pasteurization inactivated vsv,sindbis and polio virus.conclusion suggestion about improvement on unreasonable parameter and standard of virus inactivation is made,cultivate target virus directly from final product by appropriate cell or method to monitoring viral safety of blood plasma product is advanced.

目的 分析血液制品特定灭活因子的时效动力学曲线，科学性地评价与改进不合理的病毒灭活参数。方法系统性整理针对水疱性口炎病毒、黄热病毒、脊髓灰质炎病毒、伪狂犬病毒、脑心肌炎病毒、人类免疫缺陷病毒，人血白蛋白采用巴氏消毒法，狂犬病人免疫球蛋白采用低ph常温孵放法，静注人免疫球蛋白、静注人乙肝免疫球蛋白采用低ph/巴氏消毒法；人纤维蛋白原、人凝血因子ⅷ采用有机溶剂/去污剂与干热法灭活病毒的验证资料，统计3批样品多个取样点的残余病毒滴度均值、标准差与变异系数，制作灭活病毒动力曲线图并进行分析。结果人血白蛋白巴氏灭活vsv与sindbis病毒，hrig低ph灭活vsv和sindbis病毒，hrig低ph灭活hiv病毒，ivig低ph/巴氏灭活hiv病毒，ivig低ph灭活hiv病毒，hbig低ph/巴氏灭活vsv、sindbis与polio病毒。结论建议改进病毒灭活验证标准与不合理的灭活参数；采用终产品样品通过合适细胞或方法直接培养目标病毒来有效监测血液制品的病毒安全性。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。