rainfall network 中文意思是什麼
rainfall network
解釋
雨量站網-
The network of rain - gauge stations is described in another information sheet of this series : " rainfall measurements and hydrometeorology in hong kong "
有關雨量站網的詳細資料，讀者可參考本系列另一單張《香港雨量的量度及水文氣象學》 。 -
It can realize the automatic measurement rainfall and sequence record history datum on time with the rtc ; the system can be taken notes history datum more than 1 month at least ; communication interface supported by the serial communication interface can link with the pc ' s rs232, telephone network and mobile telephone network ; it can persist in working with backup power more than 1 day when the local junction circuit stops providing electricity
它可以實現自動測量降雨量；具備實時時鐘，按時間順序記錄歷史資料，系統至少能夠記錄1月以上的歷史資料；具備串列通訊介面，通訊介面應支持如下功能：與pc計算機的rs232介面、與電話網連接、與移動通訊網連接；具有后備電源，在市電斷電時能堅持工作1天以上。 -
This paper describes a series of preliminary results in combination with actual situations of hydropower development in dadu river by means of establishing river basin water rainfall regime monitoring network, carrying out multi - link large system comprehensive dispatching study of water, electricity and network in group reservoirs, conducting the control mode study of cascade hydropower stations, power supply range and development lime sequence, planning environmental impact assessment in a river basin, as well as the dispatching patching of gongzui, tongjiezi cascade hydropower stations
大渡河流域水電開發有限公司結合流域水電開發實際，通過建立流域水雨情監測網，開展群庫水、電、網多環節的大系統綜合調度研究，流域梯級電站控制模式研究、流域供電范圍及開發時序研究，流域規劃環境影響評價研究，以及龔嘴、銅街子電站梯級調度實踐，在流域梯級電站統一調度研究方面已取得了初步的成果。 -
The host computer system ' s functions are as follows : duplex communicate with automatic station data poll gather to each automatic station save and handle the data format and print diagram based on the gathered data download the parameter to automatic station and adjust the clock dial - up to network and long - distance control automatic rainfall station consists of outer garment, meet rain bucket, water input and output electromagnetic valve, measure bucket, storage battery and circuit control
可以與自動站進行雙向通訊，完成對各個自動站數據輪詢採集並進行存儲、處理，並生成圖表，根據採集的數據形成圖表、列印，可以向自動雨量下載參數、時鐘校準以及遠程聯網撥號和控制。自動雨量站包括外罩、接雨桶、進放水電磁閥、測量桶、蓄電池以及電控部分等部分組成。 -
The results indicate that : only with a few rain gauges to adjust the radar estimated rainfall, authors could simulate the runoff as good as that from rain - gauge - network - measured rainfall ; the accuracy of radar rainfall estimation to heavy rain acts as a more important role than that of light rain ; the estimation error of amount precipitation over a period can be treated as an index for runoff simulation ability
在1500小時時間序列的比較試驗表明，雷達估測面雨量和雨量計測量的面雨量都能較好地模擬每小時流域出口蔣集的出流量，數值試驗還表明，雷達估測面雨量在某一時段上的均值誤差作為一個指標可以較好地反映其應用於降水徑流模擬時的精度總雨量和強降水的估測精度是雷達估測面雨量能否用於徑流模擬的關鍵。 -
The main features in the study of flood forecasting and control system are as follows : ( 1 ) runoff generating and confluence theory and hydro - dynamic method are adopted to predict the water level of taihu lake and key nodes, the basin wide forecasting and control system with the function of real time correction has been first established in plain river network to meet the complicated flow conditions of taihu lake basin and to enhance the reliability of forecasting results ; ( 2 ) according to the rainfall in foreseen period multiple schemes can be made in the forecasting model and adjusted with time, which overcomes the errors caused by the uncertain rainfall in the foreseen period so as to make the forecasting results approach reality
本文所研究的預報調度系統有如下特點： （ 1 ）本系統採用產匯流理論和水動力學方法預報太湖及重要節點水位，首次在平原河網地區建立了具有實時校正功能的全流域預報調度系統。以適合太湖流域復雜的水力條件，增強預報的可靠性; （ 2 ）預報模型可以根據預見期降雨量進行多方案預報，並隨時間推移，可以實時進行調整，克服由於預見期降雨不確定引起的誤差，使預報結果更接近實際。 -
Taking 1951 ~ 2000 monthly rainfall data in the zhanjiang area as the time series and using the gaussian radial base function and a delayed input window chosen at 6, a new intelligent forecast system is developed based on radio basic function neural network ( rbfnn ) to predict monthly rainfall from 1991 to 2003
摘要以湛江地區50年來的月降水量為時間序列，利用高斯徑向基函數，選擇輸入窗口（時滯）大小為6 ，建立了一種智能型的徑向基函數神經網路預測系統，並分別對1991 ~ 2000年和2001 ~ 2003年的月降水量進行了測試預報和獨立樣本預測。 -
In addition, the geotechnical engineering office also operates a network of remote rain - gauges. rainfall information in various parts of hong kong is shown on a video terminal and a graphic display unit at the central forecasting office of the observatory
此外，天文臺天氣預測總部內的視頻終端機及圖形顯示器亦可顯示土力工程處遙感雨量器網路所提供的香港各區雨量資料。 -
Upon using an artificial neural network ( ann ) a new short - term climate forecast model with the monthly mean rainfall in june in the north of guangxi as predictand is established making empirical orthogonal functions ( eof ) to the 36 predictors ( 15 ssa predictors, 21 500hpa height predictors ) with over 0. 05 significant correlation level of previous 500hpa height and sea surface temperature ( sst ) field, and selecting the high relative principal components, at the same time, a new approach of constructing ann learning matrix is developed. predictive capability between the new model ( principal components ann model ) and linear regression model for the same predictors is discussed based on the independent samples and historical samples
本文通過對廣西北部6月平均降水量（預報量）同北半球月平均500hpa高度場和北太平洋月平均海溫場進行相關普查，選取了前期36個同預報量相關顯著水平達到0 . 05以上的預報因子（ 15個海溫場預報因子， 21個高度場預報因子） ，並運用自然正交函數展開方法對這36個前期預報因子展開，取其中同預報量相關程度高的主成分，結合人工神經網路技術，提出了一種新的構造人工神經網路學習矩陣的方法，建立了一種新的短期氣候預測模型。 -
With studying a great deal of data on the medium and long - term rainfall forecasting, auto - regressive model, artificial neural network and shepard interpolation model are used on the annual rainfall forecasting, in order to test if these models fit into the rainfall forecasting. and the result of the rainfall forecasting proves that these models for rainfall forecasting are practical and efficient
作者通過翻閱大量的有關中長期降雨預測方面的文獻資料，分別採用了自回歸模型、人工神經網路模型和shepard插值模型來進行年降雨的預測，以檢驗它們應用於年降雨預測的可行性，本文的年降雨預測結果說明了這幾種方法應用於年降雨預測的可行性。 -
Among these 62 stations, 24 are " full " stations from which measurements of winds, temperature, humidity, pressure and rainfall are made continuously by the field systems ; there are nine stations equipped with anemometers only ; another network of eight anemometer stations located in the airport areas is dedicated for the wind analyzer system for aircraft safety ; there is also a network of 21 rain gauge stations
（一） 24個設有全套測量儀器的自動氣象站，不斷測量風速、風向、氣溫、濕度、氣壓和雨量； （二） 9個?設置風速表的自動氣象站； （三） 8個分佈於機場范圍內不同位置的風速表站，它們組成了一個網路，專門為一套風分析系統提供數據，以確保航空交通的安全； -
After the war, rainfall measurements resumed at the observatory and at various reservoirs operated by the waterworks office ( now the water supplies department ). industrialization and rapid increase in the population accentuated the need to explore more water resources and by 1958, the rain - gauge network was expanded to 80 stations
戰后首先恢復于天文臺及水務局（即現時的水務署）轄下的各個水塘的量度雨量的工作。工業化及人口迅速增長加強了發掘更多水源的需要，雨量測量網因而得到擴充。一九五八年，雨量站增至80個。 -
After the war, rainfall measurements resumed at the observatory and at various reservoirs operated by the waterworks office now the water supplies department. industrialization and rapid increase in the population accentuated the need to explore more water resources and by 1958, the rain - gauge network was expanded to 80 stations
戰后首先恢復于天文臺及水務局（即現時的水務署）轄下的各個水塘的量度雨量的工作。工業化及人口迅速增長加強了發掘更多水源的需要，雨量測量網因而得到擴充。一九五八年，雨量站增至80個。 -
During the last 10 years, with the acquisition of much valuable intensive observations in a series of typhoon field experiments, the improvement of the weather monitoring network, the upgrade of atmospheric numerical models and the rapid development of computer powers, many problems in typhoon heavy rainfall research are further studied, such as the interaction between typhoons and mid - latitude weather systems, the interaction between typhoons and topography and underlying surface, the mesoscales of typhoons and the dynamics and so on
近10年來，隨著我國一系列臺風外場科學試驗加密觀測數據的獲得、天氣監測網的逐步完善、大氣模式的改進以及電子計算機的飛速發展，臺風與中緯度系統的相互作用、臺風與地形下墊面相互作用、臺風中小尺度及其動力學等方面均得到深入研究。 -
Host computer system installed in meteorological center and automatic rainfall stations installed in each gathered spot are the two parts of the rainfall measured network system. these two parts can communicate with each other by the telephone or mobile telephone network
雨量測量網路系統由安裝于氣象中心的主機系統和安裝于各個雨量採集點的自動雨量站兩部分組成，兩者通過市話網或移動網進行通訊。 -
Any site was subtracted of analysis errors from the raingauge network and the influence of the missing data on estimating average rainfall is evaluated
而重覆法則用以評估雨量測站對平均雨量推估之影響程度。 -
Research on retrieval of gps water vapor and method of rainfall forecast are keen field which draws all attention from wide world. the dissertation is accomplished on the basis of sino - italy collaborative project - ' the integral system of flood risk programming, monitoring and real time forecasting " and the primary achievements and conclusion reached include : ( 1 ) a reasonable design has been made for gps water vapor monitoring network according to the theory of gps satellite signal propagation and vertical distribution of water vapor and local synoptic characteristic of binjiang basin, the effective area where water vapor can be detected by gps station has been determined under different cut - off angles. the conclusion has been reached that 3 ~ 4 gps receivers are enough for water vapor monitoring in binjiang basin
Gps水汽反演和降雨預報研究是當前氣象遙感應用的一個前沿探索領域，本論文依託于中意科技合作項目「洪水風險規劃、監測和實時預報的集成系統」 ，主要成果體現在以下方面： （ 1 ）提出了一個合理的gps水汽監測網設計方案根據gps衛星信號傳播原理和水汽垂直分佈規律以及流域天氣的地方性特徵，確定了不同高度截角下一個gps站所能測定大氣水汽含量的有效范圍，得出了濱江流域只需要3 4個gps接收機就足以反映流域水汽變化的結論。
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