海面觀測 的英文怎麼說
中文拼音 [hǎimiànguāncè]
海面觀測
英文
sea surface observation-
Using the data of gravity field parameter variations observed by grace, and mean sea level variations observed by satellite altimetry removed steric sea level changes calculated from the numerical ocean models, global ocean mass change is studied
利用grace衛星觀測得到的重力場系數變化資料及重力衛星測高得到的海平面變化扣除由模式得到的熱容海平面變化,研究了海水的質量變化。The satellite altimetry has developed as a kind of important space geodetic technique since 1970s. the return signals from ocean regions can provide all - weather height information above the sea level repeatedly and accurately. the satellite altimetry has now not only impacted strongly on the field of oceanography and geophysics, but also changed greatly the fact of geodesy
衛星測高作為二十世紀七十年代發展起來的一項空間測量技術,能在全球范圍內全天候、多次重復、準確地提供海洋表面到衛星距離的觀測值,在地球物理學領域和大地測量領域有廣泛的應用。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。Reducing pressures observed over tibet to mean sea level is meaningless.
在西藏觀測到的氣壓,訂正到平均海平面是沒有意義的。The ncep / ncar global reanalysis data about 55 yean ; ( 1948 - 2002 ), the observed data about 2 years ( 1999 - 2000 ), the meiyu data in the mid - lower reaches of the yangtze river and the precipitation data at 160 stations in china duing 1951 to 2000 are used in the paper. we present a preliminary study on the relationship between the precipitation total for meiyu and the summerly precipitation in the eastern side of the northwest china. then using nonhydrostatic version mm5 with one nested grid, the effect of the circulation patterns for meiyu on the summerly precipitation in the eastern side of the northwest china was simulated by numerical simulation of full physics
本文採用1948 2002年ncep再分析資料、 1999 2000年的全球地面、高空觀測資料、 1951 2000年梅雨以及全國降水量資料,初步研究了長江中、下游地區梅雨事件與西北地區東部夏季降水的聯系,並用mm5中尺度非靜力模式模擬了多(少)梅雨環流型對西北東部夏季降水的影響;另外,還分析了梅雨與四川盆地、東南沿海地區夏季降水的聯系。We investigated the distribution of the heterotrophic bacteria with the epifluorescence microscope and measured the bacterial production with the tritiated tymicline incorporation method, and we investigated the correlation between the heterotrophic bacteria and chlorophyll, inorganic nitrogen also. there was distinct spatial distribution of the bacterial biomass in the east china sea and the yellow sea during fall and spring
本文利用表面熒光顯微鏡觀測計數法和[甲基- 3h ]胸腺嘧啶示蹤法對春秋兩季節我國黃、東海異養細菌生態分佈及其生產力狀況,以及異養細菌及其生產力與浮游植物葉綠素、無機氮鹽之間的關系進行了研究。For better understanding the structure of insect community aloft and how it interacted with the insect community near the ground, especially the effects of the wind - borne migration, observations were conducted with a searchlight trap on an island ( 38 23. 200 " n, 120 54. 500 " e ) in changdao, at the center of baohai channel, in 2002, and with a digital entomological radar and a twin light - trap ( simultaneously operated searchlight trap and ground light - trap ) at a site in langfang ( 39 30 ' 42 " n, 116 36 ' 07 " e, 28 m asl ), in the vicinity of beijing, in 2001 and 2002
為了更好地理解空中昆蟲群落的結構及其如何與近地昆蟲群落相互作用的,尤其是風載遷飛的效應, 2002年在渤海海峽中間的長島縣一小島( 3823 . 200 』 n , 12054 . 500 』 e )上使用探照燈誘蟲器進行了觀測; 2001和2002年我們使用數字昆蟲雷達和姊妹燈(同時使用的探照燈誘蟲器和地面燈誘蟲器)在北京附近的廊坊( 39 30 42 n , 116 36 07 e , 28masl )進行了觀測。Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method
研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。The single - observer passive locating method with phase difference rate of change and some key technologies - are studied in this dissertation on the applying background of locating remote slow offing targets with fast plane. this dissertation is outlined as follows
本文面向快速運動的空中觀測平臺對海面慢速運動目標定位的特定應用背景,利用相位差變化率方法進行了單站無源定位體制和關鍵技術的理論研究。Because the system error is ineluctable for mode, it is necessary to correct the simulation fielde effectively. in this paper, based on the idea of combined eof correction, the interannual simulation of sea surface wind stress anomalies of the tropical pacific ocean by lap two - level atmosphereic model have been corrected, result of corrected erperiment shows that the corrected field is more similar to the observation field, especially on the distribution of the space. three prediction experiments also shew that correcting scheme of combined eof can improve the interannual prediction veracity of model
在本文中,基於「聯合自然正交展開誤差訂正」的思想,將中科院大氣物理研究所兩層大氣環流模式輸出的熱帶太平洋海表風應力異常的跨年度模擬場進行訂正,訂正試驗的分析結果表明,訂正後的熱帶太平洋海表風應力距平場與相應觀測場年際變率分量的相似程度遠遠好於模式模擬的結果,尤其是在空間分佈方面的改善非常顯著;三組跨年度訂正檢驗結果也表明,訂正後的跨年度預測結果明顯好於模式的預測結果。The paper uses the surface radiation observations from 08 to 17 o ' clock and the visible, infrared digital cloud picture from gms4 at the same time over beijing, tianjin, jinan, taiyuan, hefei, nanjing, shanghai area in june and july 1994
本文利用1994年6月、 7月北京、天津、濟南、太原、鄭州、南京、合肥、上海地區地面凈輻射觀測資料及同期gms衛星紅外、可見光數字雲圖資料。Based on the materials observed many years at the tidal observatories and the ocean current data measured in the coastal zone and islands in zhejiang province, the characteristics of tides, tidal currents and residual currents are analyzed and processed by harmonic analysis and statistical methods systematically. such research results are compared with those from the numerical simulation to validate the effectiveness of the latter
本文以多年來沿岸各潮位站觀測資料以及海岸帶和海島調查的實測海流資料為依據,用調和分析和統計的方法對浙江近海的實測潮汐、潮流和余流特徵進行了系統全面的整理和研究,這些實測數據將作為檢驗數值模擬是否成功的依據。Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model
本文根據coads 、 soda等實際觀測資料,較全面的分析了熱帶印度洋主要的氣候特點,並研究了海表面溫度( sst ) 、熱收支與海洋動力、熱力過程的聯系;利用全球海洋環流模式較好地模擬出熱帶印度洋的季節和年際變化;基於熱力學方程和海洋環流模式輸出結果,探討了熱帶印度洋sst和北印度洋熱量收支的季節和年際變化機制,進一步揭示了海洋動力過程在北印度洋熱平衡中的重要作用;在此基礎上,利用理想化的數值試驗與數值模擬結果相結合的方式,證實了風應力的季節變化和ekman抽吸,以及水平熱量擴散系數對北印度洋海洋環流和熱收支的影響。In order to study the variation characteristics of heat flux at nansha and xisha islands in the south china sea, the observational data from the ocean stations are calculated to obtain air - sea heat exchanges and the annual circulation of heat budget around the summer monsoon onset in 1998
摘要為探索西沙和南沙海氣熱通量時間演變特徵,用海洋站觀測資料計算了1998年南海夏季風爆發前後,海氣界面熱量交換值及海面熱收支年循環。The theory and method on the determination of the sea level relative variation by tide gauge data is introduced in the dissertation
作者首先介紹了利用驗潮站觀測資料監測海平面相對變化的理論與方法。The state of sea was observed at cheung chau, waglan island, tai o and green island
海面情況則于長洲、橫瀾島、大澳及青洲觀測。The terrain effect force wind ' s speed reducing and wind ' s direction turning to left with contrasting the experiments of numerical simulation the text analyses the structure and microcosmic character of sea wind in zhoushan maritime space and consanguineous connection between sea wind and action of dynamical and thermodynamic. the task gets the result of case a by using t213 datum of weather center and contrasts it with the actual sea wind. the task establish a foundation in order to use this mode in the environmental forecasting
通過數值模擬對比試驗,分析了舟山海域海面風的結構和微觀特徵,以及海面風與動力作用(復雜地形)和熱力作用(海陸熱力差異)之間的密切關系。進一步利用國家氣象中心提供的t213高解析度預報場檢驗海面風風場的數值預報效果,最後將其結果與實際觀測作比較,為將該模式投入環境(海流,海浪,風暴潮等)動力預報奠定基礎。Abstract : the reflective characteristics of sea and sky background radiation, which have important effect on the infrared signature from flight vehicle above sea, are studied in the paper. the statistical distribution of wave facet directions is discussed, the effects of randomly riging and falling sea wave on the sea surface radiation and on the sun light reflection are also discussed. calculation methods of irradiance from sea surface radiation and reflected sun light on observation point are derived in the paper. finally a computation example is given, which shows the sea and sky background radiation has important effect on infrared characteristic especially in the front area of a flight vehicle
文摘:研究了對近海飛行體的紅外特性有重要影響的海空背景輻射的反射特性.討論了波浪面起伏隨機規律,隨機起伏對海面自身輻射及對陽光反射的影響,推演了此種隨機起伏波浪面的自身輻射及反射的陽光在觀測點形成的輻照度的計算方法.給出的算例結果表明,海空背景對飛行體的紅外特性尤其對其前半球的紅外特性有重要的意義If an area has been covered by clouds for a long period, the sea temperature over the area on the image may represent observation days ago
如一個地區長時間被雲所覆蓋,則該區顯示的海水表面溫度可能代表多日前的觀測。Summaries of weather observations and analysed climatological data are published for local and overseas researchers on planning, engineering, etc. official documents pertaining to weather information are regularly issued for litigation purposes
氣候資料服務:天文臺印行天氣觀測摘要及氣候分析資料,可供本港及海外研究人員在策劃及工程等方面作參考之用。分享友人