溫度天數法 的英文怎麼說
中文拼音 [wēndùtiānshǔfǎ]
溫度天數法
英文
degree-day method-
This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied
本文利用ncep / ncar再分析逐日500hpa高度場等資料，選擇烏拉爾山、貝加爾湖、鄂霍次克海這三個地方作為關鍵區，以夏季歐亞中高緯度持續時間長（時間尺度屬于中間時間尺度，即10 ? 30天之間） 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過程為研究對象，定義了一個夏季歐亞中高緯流型指數，在此基礎上提出了一種對夏季歐亞中高緯500hpa典型持續流型的界定方法，研究了典型持續流型的氣候特徵，分析了流型指數的年代際變化，以及對應不同階段、不同流型的降水場、加熱場、海溫場等的主要特徵。First, in order to verify the correct of this retrieval month, by using the data of three - dimensional wind field, raininess field and temperature field that are output by mm5 numerical simulation, we climate the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, then, on the base of the upwards retrieval theory and using the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, we retrieve the atmospheric three - dimensional wind field
首先，為檢驗此種反演方法的可靠性，我們使用mm5數值模式輸出的三維風場、雨強場、溫度場等數據，分別模擬生成兩部雷達同步觀測區的徑向速度場和回波強度場，然後根據以上的反演理論利用模擬的雙多普勒天氣雷達觀測到的徑向速度場和回波強度場反演出大氣三維風場。The main research contents of the physical design include : presenting the domestic and international status of space weather and expanding on the need and the importance about the space weather forecast ; sorting the disastrous space weather and discussing their effects and adapted prediction methods ; analyzing the solar disturbing resources of space weather and the precursor or concomitant phenomena of solar eruption based on the newest observational results ; probing into the radiation principle of solar short - wave ray and presenting the computing methods about solar continuum and line spectrum radiation ; extrapolating physical methods of reconstructing the temperature and the emission measure of coronal plasma ; argumenting the effective observing spectrum for space weather empirical forecast and space weather numerical forecast
物理設計的主要研究內容包括：分析目前國內國際空間天氣預報的發展現狀及開展空間天氣預報的必要性和重要性；分類討論了災害性空間天氣的種類、影響及目前國際上的預報方法：分析了空間天氣太陽擾動源及擾動源爆發的先兆現象或者伴生現象；討論了太陽短波輻射線譜和連續譜輻射強度的計算方法：推導了利用望遠鏡多波段的觀測結果反演日冕等離子體溫度、發射量等參數的物理方法：論證了開展空間天氣經驗預報和發展數值預報有效的成像譜段。In this paper, the climatic variation features and spatial and temporal distribution of the flood and drought in zhejiang province were analyzed by using 36 monthly and seasonal station data during 1961 - 1999 observed over zhejiang province, 160 rainfall and temperature data during 1951 - 1999 observed over china, northern hemisphere 500mb height data during ! 961 - 1999, the planting and flood disasters area data in zhejiang province during 1949 - 1998. we used many method : calculated trend coefficient of rainfall and temperature, used eof, reof, ssa ( singular spectrum analysis ) and mem ( maximum entropy spectrum ) method and synoptic method. we first studied the climatic variation features of summer and autumn and characters of the flood and drought in zhejiang
本文用1961 - 1999年浙江省36個氣象觀測站的降水量和氣溫資料、 1951 - 1999年全國160站的降水量和氣溫資料、 1961 - 1999年500hpa月平均高度資料和1949 - 1999年浙江省11個地市的受災面積、成災面積、耕地面積等資料，通過計算趨勢系數、變量場eof分解、旋轉eof分解、奇異譜分析和最大熵譜分析等多種統計學方法和天氣學方法，研究了浙江省氣候變化特點及旱澇災害時空分佈的特徵。Firstly, there is a full discuss of space aircraft thermal control. the background of the research for this paper is also presented here, in chapter 2, there is a complete discussing of fem realization in numerical heat transfer, including delaunay grids generation and display, two - dimension temperature field function eduction and collectivity compound
首先全面論述了航天器熱控制和熱分析的基本內容，指出本課題產生的工程背景。在第二章中完整地論述了有限元數值計算方法在解決傳熱問題中的實現，包括delaunay網格的生成與顯示，二維溫度場泛函的推導和溫度場的總體合成等。On the basis of the field data of water temperature, a new formula for estimating water temperature of river by using meteorological factors is put forward by using the method of least squares
摘要結合某流域水溫原型觀測資料，通過分析水溫與氣溫、太陽輻射、濕度和風速之間的相關關系，採用最小二乘法建立了水溫與氣溫、濕度和風速三者之間的多變量函數方程式，提出了一種利用氣象因子估算天然河道水溫的新公式。1 the forecast model of the load of the heating system was put forward, parmeter of the model was recognized in genetic algorithm. on the basis of the result, the temperature of water supply was calculated and become target aim of burning system
針對集中供熱系統的特點，設計了整個系統的運行控制方案。 1建立了供熱負荷預測模型，採用遺傳演算法對模型的參數辨識，並以此來計算當天的供熱溫度，指導鍋爐的自動控制。In this paper, some factors influencing its temperature field have been synthetically analyzed including the ambient temperature, solar radiation, air convection and sky radiation, ground radiation and so on. the hourly temperature of the roof and walls of the tested building in summer and winter was calculated with the finite element software - ansys. the results from calculation had well consistent with the experimental results
本文結合試點建築溫度場監測結果，理論分析了影響建築物溫度場的各種因素，包括：大氣溫度、太陽輻射、空氣對流以及天空輻射、地表環境輻射、建築物自身輻射等因素，總結了實用計算公式，採用有限元數值方法，藉助有限元軟體ansys進行了屋面和各方位墻體在自然環境作用下的溫度場模擬分析，與實測結果比較吻合。Projections of future temperature trends in hong kong are made by the hong kong observatory using the results of simulations made by global climate models under the various emission scenarios together with observed temperatures in hong kong and southern china through a technique called statistical downscaling
天文臺利用這些全球氣候模式在上述多個不同排放情景下得到的電腦模擬結果，結合過去香港及華南地區錄得的氣溫數據，使用稱為統計降尺度的方法綜合評估香港的未來氣溫大勢。They range from sustainable scenarios involving emission controls to rapid economic growth and fossil fuel intensive scenarios. projections of future temperature trends in hong kong are made by the hong kong observatory using the results of simulations made by global climate models under the various emission scenarios together with observed temperatures in hong kong and southern china through a technique called statistical downscaling
天文臺利用這些全球氣候模式在上述多個不同排放情景下得到的電腦模擬結果，結合過去香港及華南地區錄得的氣溫數據，使用稱為統計降尺度的方法綜合評估香港的未來氣溫大勢。The information is generated by the observatory s high - speed computer using physical models and mathematical equations to simulate the evolution of weather systems. the computer simulations are presented as maps showing the surface temperature, surface wind speed and wind direction, mean sea level pressure and the state of the sky at various locations
這些預測資料是利用天文臺高速電腦根據物理定律及數學方法計算出來的，以天氣圖顯示，內容包括地面溫度、地面風向及風速、平均海平面氣壓及天氣的大致情況。分享友人