long period variable 中文意思是什麼

long period variable 解釋
長周期變星
  • long : n 朗〈姓氏〉。vi 渴想，極想，渴望 （for 〈古語〉 after to do）。adj （longer longest ）1 長，長的...
  • period : n 1 時代；期；時期；期間；階段。2 〈the period〉現代，當代。3 周期；【地質學；地理學】紀。4 終結...
  • variable : adj 1 易變的，變化無常的，無定的 （opp constant steady）。2 可變的，能變的；變換的。3 【數學】變...
  1. Secular trend is the value of the variable that tends to increase or decrease over a long period of time.

    長期趨勢指的是在一個長時期內趨向增加或減少的變量的值。
  2. So - called the interest rate term structure in the paper, is the different term structural analysis and estimation in government debt bond market. the influent factor of the interest term include : the capital long period benefit, the short - term interest rate, the expected inflation, macro variable ability of adaption

    所謂利率期限下，就是指對不同時點的整個國債市場利率期限結構的分析和估計。期限結構的因素有資本回報率、短期利率的影響、長短期利差、通貨膨脹預期、宏觀調控能力等。
  3. Long - period variable

    長周期變星
  4. Line graphs are commonly used to show the values of a variable over a continuous, long period of time

    線形圖通常是用來表示一段連續的、持續一段時間的不同變量的數值。
  5. . because of overinvestment and long construction period in tall building, design staff make great efforts to give an optimization design in order to achieve the best structural layout and practise economy all the time. but on account of hugeness of design variable, constraint condition and computational complexity, the achievement of structural optimization for high rise building in engineering had droped behind the progress of theory out and away in recent years

    高層建築投資大，建設周期長，對其進行優化設計以期獲得最優結構方案並節約投資，一直是結構工程師所努力的。但是由於設計變量、約束條件、計算量過于龐大的原因，其成果還較少應用於工程實際，目前遠遠落後于理論進展。
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