預報值 的英文怎麼說

中文拼音 [yùbàozhí]
預報值 英文
forecast value
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 報 : Ⅰ動詞1 （告知; 報告） report; declare; announce 2 （回答） reply; respond; reciprocate 3 （答謝）...
  • 預報 : [訊] forecast; forecasting; prediction
  1. The numeric weather forecasting has got a great success in the last years, with the development of aerography, physics, computer and computing mathematics

    近年來，隨著氣象學、物理學、計算機和計算數學等學科的迅速發展，數值天氣預報技術取得了巨大的成功。
  2. For long-term climatic forecasting the attention in numerical modelling should be directed towards the ocean.

    對于長期氣候預報來說，數值模式化的注意力主要應針對海洋。
  3. It is reviewed that the advances in research in fields of atmospheric dynamics, numerical weather fore - casting and climatology

    摘要綜述了氣象學的三大領域大氣動力學、數值天氣預報和氣候學在20世紀的研究進展。
  4. Zhoushan is sea area which fertility is tiptop in our country. sea surface wind is important factor of influencing contrail of excursion oil and culturist so investigating sea surface wind of zhoushan and setting up numerical forecast model which fits this sea area can offer tool for study sea wind in this area and let us has a mensurable acquaintance ship of effect degree of physics factors which effect sea surface wind in zhoushan sea area and acquaint oneself with physic process

    而海面風是影響溢油油團漂移軌跡和養殖業的重要因素，因此，對舟山海域的海面風進行研究，建立適合此區域的數值預報模式，可為研究該區域海面風作用過程提供數值預報工具，使我們對近海區域海面風場作用中物理因子的影響程度有更定量的認識，並對物理過程和影響機制有更深刻地了解。
  5. 2. dynamic meteorology : equations of motion ; geostrophic, ageostrophic and gradient winds ; thickness and thermal wind ; continuity equation ; stream function ; vorticity equation ; divergence equation ; omega equation ; rossby wave ; ekman layer ; numerical weather prediction

    2 .動力氣象學：運動方程地轉風非地轉風及梯度風厚度及熱成風連續方程流函數渦度方程輻散方程奧米茄方程羅斯貝波埃克曼層數值天氣預報。
  6. The task selects the up to the minute mesoscale numerical model as our forecasting model and use thrice fixed nesting and terrain datum of down to dale ( highest precision data of 30s ) as our terrain datum in the endothecium

    本文選擇了當今最為先進的中尺度數值模式mm5v3作為數值預報模式，採用三層固定網格嵌套，選用其最新提供的30s高精度資料作為內層重點考察小區的地形資料。
  7. ( 4 ) on the efficient method for the dynamical core of the new generation multi - scale forecasting model i ) we present a new multi - level sparse approximate inverse preconditnioner for the complicated 3 - d helmholtz equations in the new generation weather forecasting model. as a result, the new sparse approximate inverse preconditioned gcr and gmres algorithms are given and successfully applied in the dynamical core. numerical tests show that the new algorithms perform very efficiently, and can greatly improve the efficiency of numerical model

    對此，本文提出了一種基於逐層門限技術的近似逆矩陣稀疏模式預選方法，並構造了相應的稀疏近似逆預條件子，結合gcr演算法和g州[ r衛s演算法，首次將逐層門限稀疏近似逆預條件子應用於新一代多尺度預報模式動力內核的實際計算，數值實驗表明這里給出的方法可以大大提高數值模式的計算效率。
  8. The results mentioned above are important for studying the characteristics of low latitude ionosphere and are significant to develop an ionospheric prediction model

    上述新結果對于認識低緯電離層特性具有重要的科學意義，對于電離層預報模型的建立也有重要的應用價值。
  9. Theoretical researches on solar activity, solar flare and cme were involved in many fields of foundational physics such as plasma astrophysics, magnetohydrodynamics ( mhd ) and so on. the forecast of solar activity, a main branch of space weather, was becoming more and more significant for preventing space disaster and for many aspects of space science

    探索太陽活動的規律、太陽耀斑及其伴隨cme的先兆、觸發過程及能量傳播機制等等，從理論上推動了等離子體天體物理、磁流體力學等諸多基礎理論的發展，有著重要的理論意義；而對太陽活動的預報，是國際前沿科學?空間天氣學的重要組成部分，對避免空間災害、為航空航天科學提供服務等方面，具有重大的實際應用價值。
  10. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  11. The development of atmosphere science, especially the numerical meteorologic forecasting model, and the parallel computing are closed linked

    大氣科學尤其數值模式的發展進步與并行計算息息相關，這一點已經成為氣象預報和并行計算兩個領域的共識。
  12. The article designs the mesoscale numeric forecasting modek the scheme of objective analysis and four - dimensional data assimilation of global meteorologic data and the bidirectional nested scheme of mm5 model in detail

    對中期數值天氣預報模式、全球氣象資料客觀分析和四維同化方案，以及mm5模式的雙向嵌套方案進行了詳細設計。
  13. Adopting high resolution nested grid project and proper physical parameter, a mei - yu heavy rain process during eight july 22, 2002 and eight july 23, 2002 and the meso - b - scale systems alongwith it, were simulated by use of psu / ncar meso - scale nonstatic numerical forecast model mm5 in this paper. the simulation result describes successfully the spatial and temporal distribution of this rain process and the developing course of the concomitant meso - ? - scale systems

    本文利用psu ncar的中尺度非靜力數值預報模式mm5 ，採用高解析度套網格方案和適當的物理過程，對2002年7月22日08時到23日08時的一次強梅雨暴雨過程和伴隨的中-尺度系統進行了數值模擬，結果很好地描述了本次暴雨降水的時空分佈及相伴隨的中-尺度系統的發生發展過程。
  14. From 1999 onwards, additional ecmwf higher resolution gpv products in grib format are obtained via beijing and offenbach. and beginning in 2002, global model products from the us national center for environmental prediction are also retrieved via the internet

    此外，自一九九九年開始亦經由北京及德國奧芬巴赫取得歐洲中期天氣預報中心以grib格式發放的較高解析度數值產品，而二零零二年起更透過網際網路取得美國國家環境預報中心的全球模式產品。
  15. To limit the predicting precision loss in a certain range, author presented a method of bayes modeling and predicting for dynamic errors based on standard value interpolation at intervals during the multi - step prediction after consulting a lot of papers at home and abroad

    為將預報精度損失控制在一定的范圍之內，作者在查閱了國內外大量相關文獻之後，提出了基於標準量插入的動態測量誤差的貝葉斯建模預報理論，並根據貝葉斯理論給出了預報值的不確定度。
  16. To determine influence of technical conditions on product diameter, the influences of concentrations, molar ratio, reaction temperature and time on average size were investigated by means of uniform design. the results of experiments indicated that product diameter was mostly influenced by reaction temperature, followed by molar ratio of reactant, concentration of reactants, and reaction time. the optimum conditions were c ( co ( no3 ) 2 6h2o ) = 0. 35mol / l, n ( co ( nh2 ) 2 ) : n ( co ( no3 ) 2 6h2o ) = 3. 53 : 1, reaction temperature 94 and reaction time 3. 53h

    以產物的平均粒徑（ nm ）為優化指標，選擇硝酸鈷濃度、反應物摩爾比、反應溫度和反應時間四個因素，運用均勻試驗設計技術進行3 ~ 5 1 ~ 3因素優化試驗，發現反應溫度對產物的粒徑影響最大，其次分別為反應物摩爾比、硝酸鈷濃度以及反應時間，並確定最佳反應條件為：硝酸鈷濃度0 . 35mol l ，反應物摩爾比為3 . 53 ： 1 ，反應溫度94 ，反應時間3 . 53h ，預報值粒徑y _ 1 = 19 . 57nm ，在此優化條件下制得的納米co _ 3o _ 4平均粒徑為22nm 。
  17. Residuals : generally, the difference between a measured value and the value predicted from a model

    偏差：通常指測量值和某典型的預報值之間的差值。
  18. Both parameters and observed values are considered as grey in dam safety monitoring models. grey parameters are identified by the means of the grey system theory and then forecasting values are given hi the format of grey interval. 4

    將大壩安全監控模型中的參數和實測數據均視為灰色，利用灰色系統方法對灰參數進行了辨識，並對大壩的監測效應量給出了灰色區間預報值。
  19. In the final part of the paper, the feasibility of applying neural networks to evaluate the performance of the columns is investigated. a three - layer back - propagation network is trained using the earthquake - resistant behavior experimental data of the columns to predict the ductility of the columns. the predicted results agree well with the test results

    在論文的最後，探索應用人工神經網路對核心柱的力學性能進行評估的可能性，利用該柱抗震性能試驗的結果，訓練一個三層bp網路，進行了柱抗震延性的預報，預報值和試驗值吻合良好。
  20. As in many cases, people pay more attention to the relative error between actual output values and the idea output values, in this paper, an improved bp algorithm based on the smallest square sum of the relative error is proposed, which looks on the square sum of relative error between the idea output and the actual output as the object function

    考慮到在很多情況下，人們更關心預報模型的預報值與實際值的相對誤差情況，從而本文採用實際輸出與希望輸出的相對誤差的平方和作為目標函數，給出了一種基於相對誤差平方和為最小的bp演算法。
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