Portfolio Variance
基本释义:
组合方差
网络释义
1)Portfolio Variance,组合方差
2)combination,组合
3)combinations,组合
4)portfolio,组合
5)Composition,组合
6)Composite,组合
用法和例句
3-layer combination casing strength analysis and calculation;
三层组合套管强度分析与计算
Progress of combination photocatalytic oxidation in wastewater treatment;
组合光催化技术在水处理中的应用
A new injection profile combination logging tool and its application;
一种新型注入剖面组合测井仪及其应用
Resolving Problems of Permutations and Combinations with Generation Function;
利用母函数求解排列组合问题
Analysis on Applied Effects of Different Forage Combinations Used in Rabbit Production;
不同牧草组合在肉兔生产中应用效果的分析
By crossing 8 hybrid rice sterile lines with 12 early hybrid rice restorer lines(cultivars) through incomplete diallel cross(NC Ⅱ)desig n,96 combinations of early hybrid rice were obtained.
采用8个杂交稻不育系和12个杂交早稻恢复系(品种),通过不完全双列杂交,配制了96个不同杂交早稻组合,研究了杂交早稻亲本及所配杂交早稻组合12个米质性状的配合力效应。
Theoretic Mode and Positive Analysis of Technological Innovation Portfolio;
组合技术创新的理论模式与实证研究
This paper presents the modern portfolio theory and related math model, modifies the benefit and risk function from oil production plant portfolio model: the net present value instead of yield rate is as the measurement of yield function; the absolute deviation instead of variance is as the measurement of risk function.
简要概述了现代投资组合理论及其数学模型;修正了采油厂投资组合模型的收益和风险函数,以净现值代替收益率作为收益函数的度量,以绝对偏差代替方差作为风险函数的度量;结合采油厂投资管理特点及约束要求,建立了均值-半绝对偏差投资组合优化模型。
The modern investment portfolio theory and its evolvement model which are based on β value are introduced.
介绍了基于β值的现代投资组合理论及其演变模型,阐述了目前在我国证券市场上,由于交易费用不均、信息获取不对称等情况的存在,使得具有不同资金规模的投资者处于不同的风险水平。
The influence to the persion tunnel wall stability with joints composition of type Ⅱ-Ⅲ surrounding rock of the persion tunnel of Baise multi-purpose dam project;
百色水利枢纽导流洞Ⅱ～Ⅲ类围岩节理组合对洞壁稳定的影响
Research on the hight composition of narrowhigh type tail pipe;
窄高型尾水管的高度组合研究
Study on composition of Web service based on distributed awareness;
基于分布感知的Web服务组合方法研究
Capacities of Headed Stud Shear Connectors in Composite Steel Beams with Precast Hollowcore Slabs;
对组合钢梁-预制空心板中栓钉连接件的性能分析
Effects of the Diaphragm at Midspan on Static and Dynamic Behaviour of Composite Railway Bridge:A Case Study;
中跨横隔板对组合铁路桥梁静力和动力特性的影响(案例分析)
Flood and composite frequence caculation of the topical cyclone storm tide;
洪水与热带气旋暴潮组合频率计算
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