estimation of population 中文意思是什麼

estimation of population 解釋
人口推算
  • estimation : n. 1. 估計，評價。2. 預算，預算額；概算。3. 尊重，尊敬。4. 意見，判斷。5. 【化學】估定；測定。
  • of : OF ＝Old French 古法語。
  • population : n. 1. 人口；人口總數；全體居民；人口的聚居。2. 物的全體[總數]；【生物學】蟲口；種群（量）；群體；族，組，個數；【統計學】對象總體，全域。3. 【物理學】布居；密度。4. 〈罕用語〉殖民。
  1. Then, with the concept of accumulated failure probability, the proposed approach combines the least ? quares method with bayes " theorem, takes advantage of the parameter estimation for single weibull distribution to each derived subgroup data set, and estimates the parameters of each subpopulation. the estimates given by this paper also satisfy the maximum likelihood equation. the mean time to failure and the reliability estimation of the mixed population are given

    然後通過利用累積失效概率等概念，對每個導出的子組數據集聯合運用最小二乘法、貝葉斯定理和對單一威布爾分佈的參數估計法，從而得到每個子總體的滿足極大似然原理的參數估計，給出了該混合總體平均壽命和可靠度的估計。
  2. Population estimation of purple swamphen porphyrio porphyrio in haifeng, guangdong

    廣東海豐紫水雞種群密度調查
  3. This formula used inverse regression and data fusion technical and maximum likelihood theory, then this method enabled random sample value obtained in ultrasonic and rebound method of different detection population to mix together effectively, and reach estimation of concrete strength

    該公式利用逆回歸理論、數據融合技術和最大似然原理，將回彈值和聲速值分別看作被解釋變量，將來自超聲法和回彈法不同量綱的檢測數據進行有效融合，得出混凝土強度的推定值，該推定結果具有無偏性和方差最小性質。
  4. The relationship between the floating population and urban planning, between the construction and management as well as its distribution are revealed in nanjing through the estimation, the analyses of the floating population in the respects of its number, location and nature

    在尚無專門的流動人口普查工作的前提下，對南京市流動人口的數量進行了估算，分析了流動人口的特徵，對其地域分佈特點進行了探討，揭示了流動人口與城市規劃、建設和管理等方面的關系。
  5. On the design of questionnaires, contents of both short form and long form questionnaires had been finalized, with a new set of questions on population coverage to tie in with the revised population estimation method

    在問卷設計方面，短問卷和長問卷的內容均已敲定，其中新增了一套關于新的人口涵蓋范圍的問題，作用是配合已修訂的人口估計編制方法。
  6. The process of determining the qualitative and / or quantitative estimation, including attendant uncertainties, of the probability of occurrence and severity of known or potential adverse health effects in a given population based on hazard identification, hazard characterization and exposure assessment

    在危害的識別、危害的特徵描述和暴露評估的基礎上確定事件暴發的概率和嚴重性，或對健康產生潛在不良影響的定性和/定量評估的過程。
  7. Estimation of size and structure of chinese population by the fifth national census

    基於第五次人口普查的分析
  8. Confirmation and estimation of risk in population - based studies has been inconsistent and more problematic

    基於人群的研究，對于風險的認證和預測還存在矛盾和很多的疑問。
  9. Estimation of population for waste water purifier of buildings

    建築物的廢水凈化器用數量的評估
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