風化勢指數 的英文怎麼說

中文拼音 [fēnghuàshìzhǐshǔ]
風化勢指數 英文
weathering-potential index
  • 風 : Ⅰ名詞1 （空氣流動） wind 2 （風氣; 風俗） practice; atmosphere; custom 3 （景象） scene; view 4 ...
  • 勢 : 名詞1 （勢力） power; force; influence 2 （一切事物力量表現出來的趨向） momentum; tendency 3 （自...
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 風化 : 1 （風俗教化） morals and manners; decency 2 [化學]（化合物失去結晶水） efflorescence3 [地] （地...
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. From the point of view of risk, a index system of risk assessment of winter wheat losses caused by drought was established, including the meanings, token models and estimate methods of risk index of natural water deficiency rate, risk index of yield reduction rate and trending vector coefficient of disaster resistance capability, then on the base of these indices, the comprehensive risk index model of losses caused by drought was established and regionalized. the results indicated : the high risk region included the middle north of shanxi, some of middle of shaanxi and some of hebei in east ; the higher risk region included some of middle of shaanxi, the tangshan region and some of west of hebei ; the moderate risk region included the middle of s

    從風險的角度，建立了冬小麥乾旱災損風險評估的指標體系，包括自然水分虧缺率風險指數、減產率風險指數和抗災性能趨勢向量系數的意義、表徵模式和估算技術方法，在此基礎上構建了災損綜合風險模型，並對模型參數區域化，結果表明：冬小麥乾旱災損高風險區在陜西中北部、山西中部的部分地區和河北滄州的部分地區；較高風險區在山西中部的部分地區、河北的唐山地區和西部的部分地區；中風險區在陜西中部、山西南部、河北滄州的大部分地區；低風險區在陜西中南部、河南中北部、北京市、天津市、河北中南部和山東省。
  2. Firstly, the resault of daily calculation about all kinds of potential instability parameter in a month show that, as a vertical integral potential instability parameter, cape ' s daily variation corresponded to the severe convective storms " occurrence

    首先，逐日計算2003年江淮梅雨期的各種位勢穩定度因子，結果表明， cape屬於垂直積分穩定度指數，其日變化與強對流風暴的發生有較好的對應關系。
  3. Chapter three the positive research of our country ' s stock market that utilizes the risk measurement index, uses the index and method about measurement of risk which discussed in chapter two, has carried on the positive research to the investment risk of china ' s stock market, and draws two conclusions : first, decentralized investment really can reduce unsystematic risk, dispel over 90 % unsystematic risk when the number of stocks are about 10 ; second, when general trend of events downwards, choose stock portfolio with low value, can reduce investment risk of stock portfolio effectively

    第三章「我國證券市場利用風險度量指標的實證研究」 ，用第二章中討論的有關風險度量的指標和方法，對中國證券市場的投資風險進行了實證研究，並得出兩個結論：一是分散化投資確能降低非系統性風險，當組合股票數為大約10隻時已消除超過90的非系統性風險；二是當股市大勢向下時，選擇值較低的投資組合，可以有效降低證券組合的投資風險。
  4. Cefr equipment reliability database is used mostly in following ways : providing equipment reliability parameters through equipment operation log and maintenance records analysis for cefr ' s pra and on - line risk monitor system. providing fault causes of related equipment through the equipment fault records and reason analysis in order to control spare parts macroscopically and adopt necessary improvement. providing curves of equipment fault characteristic through historical records of equipment fault for preventive maintenance

    Erd將是cefr的重要信息系統，它不僅可以提供設備原始特性參數，而且可以提供設備失效趨勢分析曲線， erd的主要用途如下： ?通過對設備運行記錄和維修記錄的分析給出設備可靠性參數，用於cefr的pra分析及風險管理系統； ?通過對設備失效記錄及原因分析給出相關設備失效的根本原因，以便從宏觀上控制備品備件或採取必要的改造； ?通過對設備失效歷史記錄的分析給出設備失效的特性曲線，提供預防性維修所需信息； ?另外erd在大修優化、 rcm 、定期試驗以及維修政策方面有重要的指導意義。
  5. First, makes a brief conclusion on fund management company in china. second, according to three different classification patterns, the author makes a whole analysis about the types of our country ' s funds. moreover, the author researches the investment style of our country ' s funds and the change tendency on the basis these classifications : growth fund, balanced fund, and index fund

    首先，對我國基金管理公司作了簡要的總結，然後，按照三種不同的分類方式，對我國基金的類型進行了全面的分析，在成長型、平衡型、指數型基金分類的基礎上，研究了我國基金的投資風格及變化趨勢。
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