3-layer combination casing strength analysis and calculation;
三層組合套管強度分析與計算
Progress of combination photocatalytic oxidation in wastewater treatment;
組合光催化技術在水處理中的應用
A new injection profile combination logging tool and its application;
一種新型注入剖面組合測井儀及其應用
Resolving Problems of Permutations and Combinations with Generation Function;
利用母函數求解排列組合問題
Analysis on Applied Effects of Different Forage Combinations Used in Rabbit Production;
不同牧草組合在肉兔生產中應用效果的分析
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個雜交稻不育系和12個雜交早稻恢復系(品種),通過不完全雙列雜交,配制了96個不同雜交早稻組合,研究了雜交早稻親本及所配雜交早稻組合12個米質性狀的配合力效應。
Theoretic Mode and Positive Analysis of Technological Innovation Portfolio;
組合技術創新的理論模式與實證研究
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.
簡要概述了現代投資組合理論及其數學模型;修正了采油廠投資組合模型的收益和風險函數,以凈現值代替收益率作為收益函數的度量,以絕對偏差代替方差作為風險函數的度量;結合采油廠投資管理特點及約束要求,建立了均值-半絕對偏差投資組合優化模型。
The modern investment portfolio theory and its evolvement model which are based on β value are introduced.
介紹了基于β值的現代投資組合理論及其演變模型,闡述了目前在我國證券市場上,由于交易費用不均、信息獲取不對稱等情況的存在,使得具有不同資金規模的投資者處于不同的風險水平。
The influence to the diversion tunnel wall stability with joints composition of type Ⅱ-Ⅲ surrounding rock of the diversion tunnel of Baise multi-purpose dam project;
百色水利樞紐導流洞Ⅱ~Ⅲ類圍巖節理組合對洞壁穩定的影響
Research on the hight composition of narrowhigh type tail pipe;
窄高型尾水管的高度組合研究
Study on composition of Web service based on distributed awareness;
基于分布感知的Web服務組合方法研究
Capacities of Headed Stud Shear Connectors in Composite Steel Beams with Precast Hollowcore Slabs;
對組合鋼梁-預制空心板中栓釘連接件的性能分析
Effects of the Diaphragm at Midspan on Static and Dynamic Behaviour of Composite Railway Bridge:A Case Study;
中跨橫隔板對組合鐵路橋梁靜力和動力特性的影響(案例分析)
Flood and composite frequence caculation of the topical cyclone storm tide;
洪水與熱帶氣旋暴潮組合頻率計算
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