水位變化趨勢 的英文怎麼說
中文拼音 [shuǐwèibiànhuàqūshì]
水位變化趨勢
英文
tendency of stage- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 趨 : 動詞1. (快走) hasten; hurry along 2. (向某個方向發展; 趨向) tend towards; tend to become
- 勢 : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
- 水位 : stage; water level
- 趨勢 : trend; tendency; drift; current; tide
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Trend surface analysis on fluctuation of intercrystalline brine with time and space during the time of mining brine in qarhan salt lake
察爾汗鹽湖采鹵過程中晶間鹵水水位時空變化規律的趨勢面分析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。This paper, on the basis of yuelu - mountain high - tech park in changsha city, beginning with the investigation of diversiform transit - trip in the park, firstly analyzes and evaluates space - time change law of traffic flow and situation of traffic service level on actual road net - work in the park ; secondly, applying multi - statistical analysis method, taking investigated corporation as sample, using annual freight traffic volume produced by unit plant area of the corporation, with clustering analysis, obtains four sorts of the sample corporation, and establishes the predict models of freight traffic volume for every kind of corporation. with these models, actual or planning year ’ s day maximum freight traffic volume can be predicted. the third, this paper makes analysis research of trip law of employees in the park, and obtains the index of trip times, trip modes and trip development trend of the employees
本文以長沙市嶽麓山高科技園區為依託,從調查園區內的各類交通出行開始,首先分析評價了園區內現狀道路網上的交通流時空變化規律及道路網上的交通服務水平狀況;其次是應用多元統計分析方法,以調查企業為樣品,以企業單位車間面積所產生的年貨運交通量為變量,通過聚類分析,獲得了樣本企業的四個類別,並建立了各類企業貨運交通量的預測模型,應用這些模型,可預測園區內現狀或規劃年的日最大貨運交通量;第三是對園區內企業員工的出行規律做了分析研究,獲得了企業員工的出行次數、出行方式及出行發展趨勢等等特性指標;最後是對園區內小區居民的出行狀況進行了分析,獲得了居民出行的諸如高峰時段、高峰出行量等等的特徵數據。Groundwater level prediction is also a very important field in groundwater environment prediction. land subsidence, encroachment of sea water and deterioration of water quality and so on by artificial development have relation to sustained drop of groundwater level. after groundwater level change mechanism was analyzed, the establishment method of groundwater level prediction regression analysis model was explored. and the groundwater level development trend of some planning region with the model was predicted according to its change characters of groundwater level, wath ' s more, the prediction results was analyzed
地下水位的預測也是地下水環境預測的重要內容,地下水在開采過程中所產生的地面沉陷、海水入侵、水質惡化等現象均與地下水位持續下降有關,本文在對地下水位變化機理分析的基礎上,探討了地下水水位預測回歸分析模型的建立方法,並針對某規劃區地下水位變化的特點,應用該模型對該規劃區地下水位發展趨勢進行了預測,並對預測結果進行了分析。The paper main contents including : ( 1 ) the paper analyzed spatial variability of hydrology geological parameters ; and studied on the tendency and regulation of annual water table resource in shandianhe river in inner mongolia ; and analyzed the general changing tendency of water table with time ; analyzed and illustrated the conditions of supply, penetration and drainage of ground water. ( 2 ) the paper analyzed the data of rainfall, evaporation, transpiration and runoff, assessed the surface water resources. ( 3 ) the paper used drainage method of ground water and finite element method assessed groundwater resources and forecasted the water table in the future six years
內容包括: ( 1 )分析了水文地質參數的空間變異性並分析研究了地下水的歷年動態變化趨勢和規律及其補給、徑流和排泄條件; ( 2 )整理和分析了研究區的降水、蒸發和徑流資料,評價了地表水資源量; ( 3 )採用總排泄法和有限元法對研究區地下水資源量進行了評價,並對未來6年地下水水位進行了預測。Then the isoparametric finite - difference three - dimensional transient groundwater numerical model is presented. visual modflow, the most popular standard visualization software package approved by the hydraulic scientists and technicians on simulating the groundwater flow is used to simulate and calibrate the groundwater level and quantity of the research area. at last, the changes of the hydraulic head and the produced quantity in the future were predicted according to the tested parameter and the modified model
在水文地質概念模型的基礎上,進一步建立了研究區完整的三維有限差分非穩定流數學模型,利用目前國際上最盛行,且被各國同行一致認可的三維地下水流模擬軟體? ? visualmodflow對該區地下水的水位和水量進行模擬求解,最後,利用識別的參數和驗證后的模型預測了今後的水位變化趨勢和可開采量。Based on the analyses of the flow and sediment characteristics and evolution trend of the river bed of the fuling reach in the yangtze river before and after the impoundment of the three gorges reservoir, the water level, velocity variation and influenced range in the fuling reach before and fifty years after the operation of the three gorges reservoir with the construction of the fuling dock and four discharge combinations are calculated by using a two - dimensional flow mathematic model
摘要在分析長江涪陵段的水沙特性和三峽水庫蓄水前後該河段河床演變趨勢的基礎上,運用二維水流數學模型,分析了4種流量組合情況下在三峽水庫運用前和運用50年,涪陵港區碼頭修建前後的水位、流速變化及其影響范圍。Beginning with the analyse of present situation and cause of formation of saline - alkali land, the irrigated area overall water salt trends are analysed, and the irrigated area saline - alkali land and the groundwater level and distribution law of groundwater degree of mineralization are expounded, the trendence of irrigated area saline - alkali land is put forward. then water salt balance model is estanbished according to the relationship of irrigating and drainage. regarding the irrigated area as a balance area, by analysis of mineralization degree of water pumping from the yellow river and drained off water from irrigated area, the change of the draining off water ion is forcasted in water reducing condition
課題研究主要從鹽堿地現狀與成因及灌區總體水鹽動態分析兩方面入手,闡述了灌區鹽堿地、地下水位、地下水礦化度的分佈規律,分析了灌區鹽堿地的成因及變化趨勢;根據灌區灌溉、排水條件與以上各種因素的關系,建立了灌區水鹽均衡模型;把灌區作為一個均衡區,通過對黃河來水礦化度、灌區排水礦化度的分析,預測了在灌溉引水、排水減少時排水離子量的變化;運用灌區水鹽動態模型原理,對灌區現狀( 1998 、 2000年)與規劃水平年總體水鹽平衡進行了計算;總結分析了灌區水鹽動態變化趨勢,計算並提出了排水控制標準。( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope
(三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加速度絕對值均大於坡腳; ( 3 )強迫振動段,水平向加速度值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。Through the analysis on the relationship and variable tendency between the present population situation, main index of economic development and the amount of water consumption, the quota of water consumption, meanwhile, synthetically considering about the variation of influential factor such as water resources condition in future, economic and social development, science and technical progress, the efficiency of water consumption and the level of water conservation, etc, the relationship between the above - mentioned synthetical influential factors and the index of water demand amount is established and the variation of growth rate of water demand in future and the variation breadth of other indices such as water consumption per capita and water consumption unit value of output are confirmed
摘要通過對現狀人口、主要經濟發展指標與用水量、用水定額的關系及其變化趨勢的分析,在綜合考慮未來水資源條件、社會經濟發展、科技進步以及用水效率、節水水平等影響因素變動條件下,建立綜合影響因素與需水量指標的關系,確定未來需水量增長率的變化及人均用水量、單位產值用水量等指標的變動幅度。When an option is in a weak position at low levels and slowly working lower, making lower tops and lower bottoms, it is important to watch the last top or the point where an option breaks away from and makes new lows and never decide that the main trend has turned until the option begins to cross some of these levels from which it broke away
當行情位於低位水平弱勢區並且以較低的價格緩慢變動,不斷創出一個較低的頂部和底部時,這時觀察行情最後創出新低的價格或位置的變化顯得極其重要,在行情未突破並開始穿過一些水平線前絕不認為主趨勢已經反轉。The spatial and temporal concentration of chlorophyll a in the lake varied very strongly, the concentrations in the sites located in xin ' an river and effected by human activity were raised obviously from april to august, and were much higher than those in other sites. monthly average concentration for the lake has the same tendency as the rainfall
0月至次年的3月最低,千島沏個湖的葉綠素aff月平均濃度與月降雨顯變化趨勢極為相似:空間總體分佈卜,入湖口和易受人類活動影響的點位葉綠素a的含量明顯高於湖中心和出水口。Based on analysis of the reasons that cause oasis disintegration such as annual decrease of influx, under groundwater level to annually descend and vegetation descending and their rules, the tendency in the future of the hydrology and oasis under the current condition primarily estimated
對此分析了民勤入境水量的逐年衰減、地下水位持續下降、荒漠草原超載放牧等引起綠洲衰變的主要成因及其變化規律,並初步估算了現狀條件下水文及綠洲未來變化趨勢。On the basis of all these, the paper researches that the soil moisture content reduces slowly after 7 days , so establishes a main criterion of evaluating watering feature - the increment of average soil water content in 7 15 days. according to these theories, we draw an conclusion - water is injected at the position away from seed zone 3. 5 ( cm ), 6 ( cm ) deep with vertical flat nozzle, the effect of watering is better at the operation speed of 0. 9m / s
得出7天後土壤含水量呈緩慢變化的趨勢,進而提出了以7 15天平均土壤含水量與初始含水量的差值作為評價坐水性能的指標,以此為依據得出在機組作業速度由0 . 5m / s增加到0 . 9m / s的情況下,採用豎扁(不帶翅)施水管將所需的水施到種子帶橫斷面內3 . 5cm ,深6cm的位置,坐水效果較為理想。In the background of the international metropolis, the general tendency of shanghai ' s city appearance and environment & sanitation is : taking the trade programming as the goal and putting this task in the first place ; taking the function conversion as the center and promoting the trade ' s system reform comprehensively ; taking systematical construction as the key, motivating the process of legal system construction ; taking the extend of the management ' s objects as the orientation and arranging the general distribution of this trade properly ; taking the technique as the reliance and accelerating the construction pace of digital city appearance and taking the optimizing of manpower resource as the security and struggling to upgrade the level of management and service
摘要在國際化大都市背景下,上海市容環衛行業發展的總體趨勢為:以行業規劃為先導,把市容環衛行業規劃工作放在首位;以職能轉變為中心,全方位推進市容環衛行業體制改革進程;以制度化建設為重點,加快市容環衛行業法制建設步伐;以管理對象的拓展為方向,理順市容環衛行業整體布局;以科技手段為依託,加快「數字市容」建設的步伐;以人力資源優化為保障,著力提升市容環衛行業的管理與服務水平。While a major purpose of the beach water quality monitoring programme is to chart long - term trends and changes in water quality, there are times when the programme alerts the government and the public to sudden and unexpected deterioration due to pollution incidents. in such cases, the epd in collaboration with other government departments brings into operation its beach pollution response plan, which is designed to call a series of anti - pollution measures into play quickly and effectively
環保署推行泳灘水質監測計劃,主要目的是評估水質的長期趨勢和變化,此外如發生個別不可預計的污染事故導致水質惡化,我們亦會立即知會相關單位和公眾,並與其它有關部門協力執行泳灘污染應變計劃,迅速而有效地實施各種抗污染措施。Lastly, the time series analysis and time series data mining system of sas / ets are used to conduct tendency forecasting of displacement of the longtan water power project underground plant observation tunnel rock
應用sas的ets時序分析與挖掘系統對龍灘水電站地下廠房模型洞的位移觀測資料進行了巖體的位移變化趨勢預測。Finally, by using of the mathematical model, it is calculated and predicted the effect of the different tongguan riverbed elevations as well as the different conditions of incoming water and sediment on the variance of the flood elevation and the tend of aggradation and degradation of the lower weihe river bed. it is answered quantitively the lessening extent of sediment silt and the decreasing extent of the flood elevation of the lower weihe river after 14 years on two different incoming water and sediment conditions with three different tongguan elevations, respectively 328m, 327m and 326m. these results supply important references to the planning of flood control and comprehensive regulations of the weihe river basin
最後用驗證后的數學模型對不同水沙系列、不同潼關高程( 328m 、 327m 、 326m )下渭河下游的沖淤趨勢和洪水位的變化進行了預測計算,從定量上回答了潼關高程從328m降至327m (相當于潼關高程降1m )和潼關高程從328m降至326m (相當于潼關高程降2m )時,渭河下游14年之後各河段的減淤程度以及不同流量級洪水位的降低幅度,這些成果對于渭河下游防洪治理規劃的制定具有重要的參考價值。分享友人