等水位線 的英文怎麼說

中文拼音 [děngshuǐwèixiàn]
等水位線 英文
contour of water table
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 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...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 水位 : stage; water level
  1. A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate

    對稀溶液中溶質的固/液吸附體系，首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附，也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此，吸附質的表面相濃度cs具有真實濃度的含義，相應地，計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨（ dtab ）和溴代十六烷基三甲銨（ ctab ）與羊毛纖維構成的液/固體系分配系數等，為溶質吸附的熱力學研究奠定了基礎
  2. There are a lot of factors that work on the water level of erodible - bed channel together, each of them varies no role, but is correlative. in the adjacent years or the adjacent flood peak of a floodwater, the conditions of the factors that influence water level are always very different. so, there is a nonlinear relation between water level and the factors influencing it

    沖淤河道水位受到很多因素的共同作用，各因素本身的變化沒有規律且互相關聯，相鄰前後年份或同一場洪水的不同洪峰前後，影響水位的水、沙、河道等因素常差別很大，水位與其影響因素之間客觀上是非線性關系。
  3. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  4. Study on the arithmetic of automatically drawing isoline of groundwater level based on gis

    的地下水水位等值線圖自動生成演算法研究
  5. The value of correction coefficient of kinetic energy increases as a result. the water surface profiles of flume experiments are computed by three different methods : adjusting the local head loss coefficient, deduction of backwater area, and application of backwater expression

    隨后結合實測水位資料，通過採用調整局部水頭損失系數、扣除回水面積以及壅水公式等不同的水面曲線計算方法對實驗水槽一維水面曲線進行計算。
  6. Application of the algorithm for different observed head data sets indicate that the model can be successfully applied for aquifer systems where data available may be sparse and with errors. calculated groundwater heads by identification results in fourteen parameter areas are fit for observed heads in field, and flowing filed is similar. the study demonstrates the effectiveness of the ga global optimization model for parameter identification, which is an important step towards real system simulation and effective planning and management of groundwater resources

    通過算例研究，表明上述演算法可行，且rbf神經網路方法和退火遺傳演算法對地下水系統參數的識別效果都較好，而退火遺傳演算法較之標準的遺傳演算法具有更好的收斂性將演算法應用到北京市密懷順地區，在收集、分析研究區資料基礎上，建立了北京市密懷順平原區地下水模擬模型，並用遺傳演算法進行了地下水系統參數識別，在十四個分區情況下，計算水位與實際水位擬合的較好，各應力期末的計算與實測等水位線基本一致，表明該識別值較為合理。
  7. This dissertation describes the studying of the whole construction of water - saving irrigation expert control system, the realization of hardware and software and low - cost soil - moisture sensor which is needed for water - saving irrigation. the distributed control system based on bus. according to real - time data of soil - moisture, water - level of sump, pressure of tube, etc. and irrigation knowledge in expert knowledge bases, it can make decisions such as when to irrigation, the water quantity to irrigation and the cost and benefit of the irrigation

    本文對節水灌溉專家控制系統的總體結構、軟硬體實現以及節水灌溉急需的低成本土壤水分傳感器進行了研究，系統採用了基於總線的分散式控制結構，根據實時檢測的土壤水分、水槽水位、管道壓力等實時參數，知識庫的作物灌溉知識，分析決策灌水時間、灌水量、灌溉成本及灌溉效益。
  8. Finally, taking the panjiakou reservoir in the haihe river basin in china as an example, the paper analysis the reasonable adjustment scheme of the limited level of the reservoir during the flood season according to the design flood, the flood forecasting, the flood control operation under forecasting, the flood control standard of upstream and downstream of the reservoir, the immigrants range, and the benefits and the risk of the reservoir in a long period of the operation simulation

    最後以海河流域潘家口水庫為分析實例，從設計洪水、預報預泄、洪水預報調度方式、上下游防洪設計標準、上游移民淹沒及土地退賠線、水庫長期運行的風險和效益等多個方面分析論證了水庫汛限水位的合理調整方案。
  9. Located over an area of about seven hectares in the north part of changchunyuan, xiyanglou is china ' s first replica european - style garden, consisting of over ten western - style palaces and yards, such as xieqiqu ( harmonious wonder ), huanghuazhen ( labyrinth ), yangquelong ( aviary ), fangwaiguan ( belvedere ), haiyantang ( hall of national peace ), yuanyingguan ( immense ocean observatory ), dashuifa ( grand waterworks ), guan shuifa ( throne for viewing the waterworks ), and xianfashan ( hell of perspective )

    西洋樓景區：位於長春園北界，是我國首次仿建的一座歐式園林，由諧奇趣、黃花陣、養雀籠、方外觀、海晏堂、遠瀛觀、大水法、觀水法、線法山、線法畫等十余座西式建築和庭院組成，佔地約7公頃。
  10. Located over an area of about seven hectares in the north part of changchunyuan, xiyanglou is china ' s first replica european - style garden, consisting of over ten western - style palaces _ and _ yards, such as xieqiqu ( harmonious wonder ), huanghuazhen ( labyrinth ), yangquelong ( aviary ), fangwaiguan ( belvedere ), haiyantang ( hall of national peace ), yuanyingguan ( immense ocean observatory ), dashuifa ( grand waterworks ), guan shuifa ( throne for viewing the waterworks ), _ and _ xianfashan ( hell of perspective )

    位於長春園北界，是我國首次仿建的一座歐式園林，由諧奇趣、黃花陣、養雀籠、方外觀、海晏堂、遠瀛觀、大水法、觀水法、線法山、線法畫等十余座西式建築和庭院組成，佔地約7公頃。
  11. An extraneous conductive part means a conductive part liable to introduce a potential, generally an earth potential, that does not form part of an electrical installation

    一般統稱水線的導體其實有三種，包括電路保護導體、總等電位接駁導體及輔助等電位接駁導體。
  12. Paederus dermatitis is a type of skin inflammation commonly affecting the face, neck and limbs. it often causes blisters, which makes the disease more infectious

    隱翅蟲皮膚病最常出現的癥狀，通常會在病患的臉部、脖子和四肢等部位，產生不規則的線狀以及糜爛性的皮膚炎，還會起水泡，愈搓揉感染面積愈大。
  13. At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying

    同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究，運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示，根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖，使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合，便於查詢分析，效果令人滿意。
  14. After analyzing, the author got the basic character of tidal flat hydrodynamic : the time of flooding on bare flat and ebbing is basically the same and the time of flooding on pioneer zone of salt marsh is a little short ; the process curve of current speed on bare flat did not appear peak value on the beginning of flooding and at the end of ebbing but presented double peak, that is, it presented double peak in winter and spring and ebbing peak value disappeared in summer and autumn, salt marsh presented single peak character in a year and the process curve in tidal creek presented double peak ; all current direction on every spot presented gyration current and the current speed changed rapidly during the high water level without obvious slack water period

    分析得到了潮灘水動力基本特徵：光灘水位漲潮和落潮時間基本相等，而鹽沼前緣帶水位漲潮時間略短；光灘流速過程線在漲潮初和落潮末出現峰值，呈現「雙峰型」特徵，鹽沼前緣帶則冬、春季節呈現「雙峰型」 ，夏、秋季節落潮峰值消失，鹽沼帶四季呈現單峰特徵，潮溝內過程線為「雙峰型」 ；各測點流向均呈現回轉流特徵，在高水位時流向迅速改變，不存在明顯的憩流。
  15. Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely

    在流對浪的作用討論中，依據波動的射線理論和由變分原理導出的波作用量守恆定律，闡明了穩定波場波數矢量的無旋條件與費馬原理的等價性，扼要討論了背景流場影響海浪的運動學效應和動力學效應，首次指出水位（包括天文潮位與風暴潮位）變化對海浪成長與消衰的影響，為流浪潮聯合數值模式的發展提供必要的理論依據。
  16. Gsm wireless communication water lever and flux recorder is applied to collect data about the pressure and flux of water, working status and alarm messages and send messages to the monitor and management center in sms mode

    Gsm無線通信水位/流量監測記錄儀主要採集現場的水的壓力、流量等數據以及工作狀態和報警資訊，並通過sms方式將資訊上傳到監測管理中心站。
  17. Public utility units or urban construction units, when building road and cutting off power, water supply and communication lines that may affect fire brigade in fire fighting and rescue work, must inform local public security fire control institutions in advance

    公用和城建等單位在修建道路以及停電、停水、截斷通信線路時有可能影響消防隊滅火救援的，必須事先通知當地公安消防機構。
  18. This algorithm is based on the texture feature of the characters on a license plate. firstly, the long horizontal lines with small change in gray level in a car image are removed. secondly, small areas are got rid of, then an analysis of the geometric features of the connected areas and the number of inner pixels and pixels on its edge is made, and with the help of the geometric features and the projected features of car license plate, the license plate area is found out

    提出了一種基於字元紋理特徵的汽車牌照自動定位演算法；該演算法結合牌照區字元的紋理特徵，首先將汽車圖像中灰度值變化平緩的長水平線去掉，之後將小的區域去除，然後對留下的連通區域的幾何特性、內部象素個數、邊緣象素個數等信息進行分析，結合牌照的幾何特徵和投影特徵，找出真正的牌照區域。
  19. In view of geological and hydro - geological situations of the south anchor runyang yangtze river highway bridge, the paper bring forward mathematical model and calculation method of double deck structure groundwater, which can be used to lively calculate every layer ' s water table, so that we can realize every layer ' s settlement calculation and control ; establish the inter relationship between non - linear physical - mechanics parameter and hydro - geological parameter, objectively describe the non - linear change process of the porosity, hydraulic conductivity, specific storativity in the process of soil dewater and concretion

    針對潤揚長江公路大橋南錨場地地質、水文地質條件提出了雙層結構地下水運動的數學模型和計算方法，該方法可以實時計算出各分層的地下水位，實現了各分層沉降計算與控制研究；建立了土層非線性物理力學參數與水文地質參數之間的內在聯系，客觀地描述土層降水? ?固結過程中孔隙度、滲透系數和貯水率等參數非線性變化過程。
  20. The key to the settlement of question lies in rapid determining the position relations, which satisfies the restraints on layout between these contours. in order to do so, a series of characteristic points on a contour should be obtained by cutting the contour through horizontal equidistant lines, then the position relations mentioned above can be determined, and some layout parameters are solved. finally, a optimum result of layout is obtained

    其原理是先用等距水平線分割零件輪廓，得到一系列輪廓的特徵點，然後利用其特性可快速確定零件輪廓在滿足排樣約束時的相互位置關系，通過與之匹配的高效演算法可求得排樣參數，獲得最優排樣方案。
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