groundwater aquifer 中文意思是什麼
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The new applications of survey are described in the fields of indicating underground advance, seeking out lossed ore deposit, discovering neotype deposit for detecting the gold deposit ; determining productive aquifer for looking for groundwater ; discovering fracturation zone controlling crop out of hot spring for developing the hot spring, and locating the position of ancient rock slide for prospecting the earth slide
摘要綜述了應用輕便測量技術在地礦及地下水尋找等方面的一些新應用，例如：在金礦勘探中指導坑道掘進，找到了被遺漏的礦體，發現了新的礦化類型；在地下水尋找中，確定了富水層位；在溫泉開發中，探明了控制溫泉出露的斷裂帶；在滑坡研究中，確定了古滑坡的具體位置。 -
The specific capacity obtained from pumping teat generally does not reflect the water abundance of aquifer and so cannot be taken as the basis for the selection of the exploited horizon of groundwater
用抽水試驗獲得的單位涌水量一般不反映含水層的富水性，不宜依它來選擇地下水的開采層位。 -
Management of aquifer recharge for sustainability : summary of the 4th international symposium on artificial recharge of groundwater
第四屆國際地下水人工補給會議綜述 -
The paper analyses groundwater regime in the confined aquifer of the area of puxi in shanghai
摘要本文以上海市浦西地區為例，對其承壓水的動態進行了綜合分析。 -
A study on the structure of karst aquifer medium and the groundwater flow in houzhai underground river basin
后寨河流域巖溶含水介質結構與地下徑流研究 -
The lay - like karst aquifer formed by some special strata and fossil karst are very important in the groundwater exploitation in this area
特殊巖性和古溶蝕形成的似層狀巖溶含水層具有重要的開發價值。 -
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。 -
In the natural state, the confined water is mainly the palaeowater which was recharged in the past, and its circulation is slow ; but in the urban area where groundwater is exploited persistently, large volume of new water entered into the confined aquifer, and the rate of recharge from the upper aquifer accounts for 50 %
天然狀態下，承壓水為古地質時期補給形成的「古水」 ，地下水交替緩慢；開采狀況下，平原東部承壓水受到了現代補給水的影響，潛水越流量占補給量的50 %左右。 -
Subsurface runoff is obviously closely related with soil water movement in the unsaturated soil zone and dynamic change of the groundwater table. there - fore, it is necessary to develop the subsurface runoff model with a physical base associated with recharge on the aquifer and total storage in the reservoir. also a soil model with a dynamic representation of the groundwater table makes it possible and reasonable to represent a more logical subsurface runoff parame - terization
地下徑流顯然與非飽和土壤層中的水分運動以及地下水位的動態變化密切相關，因而有必要發展考慮土壤含水量與潛水面science in china ser . d earth sciences 376中國科學d輯地球科學第36卷水分通量以及地下水位動態變化的土壤水模型相適應且具有物理意義的地下徑流模型;同時地下水位動態表示的土壤水模型也為發展更為合理的地下徑流模型創造了很好的條件 -
Since groundwater resources occurs in an aquifer system as a constituting part, their evaluation should be carried out within the whole aquifer system or a hydrologic system, not within individual aquifers
地下水資源發育的系統性，要求以含水系統或水文系統、而不是以含水層為單元進行地下水資源評價。 -
The growth of the groundwater flow system is controlled by recharge and discharge of the aquifer and structure of the aquifer system
水流系統的發育受含水層補給和排泄條件及含水系統結構控制。 -
Epa ' s drastic method was apllied to evaluate the groundwater vulnerability of lijiang basin in the historical city of lijiang in yunnan province with the consideration of depth to the water table, net recharge, aquifer material, soil type, topography, impact of vadose zone and hydraulic conductivity of aquifer from the natural environment and humankind activities with the help of gis technology
摘要應用美國環保署epa的地下水脆弱性drastic評價方法，考慮地下水位埋深、含水層凈補給量、含水層介質、土壤包氣帶、地形地貌、包氣帶介質和水力傳導系數等7個評價因子，結合gis技術，對雲南麗江古城所在的麗江盆地地下水脆弱性從自然和人類影響兩方面進行評價。 -
On the base of analysis of hydrologic geology from aquifer distribution, boundary conditions and dynamic characters etc. in the research area, the paper sums up the hydrologic geologic condition, builds up the conceptual model of groundwater resource evaluation and presents 2d calculation model, as well as numeric solution and computing flow chart. after introducing general solutions of mathematic models and implementation method of rectangular grid, the paper realizes the automatic technique of spatial dispersion rectangular grid of evaluation models based on gis. finally, the paper fulfills the integration of gis with groundwater resource evaluation models from gis - based basic management information, spatio - temporal dispersion of models, definition of subprogram and visual evaluation of parameters, as well as models simulation etc., and visualizes the results of evaluation models
論文以地下水超采?地下水降落漏斗?地面沉降現象較為嚴重的常州、武進地區作為研究評價區域，在對評價區域的含水層分佈、邊界條件和動態特徵等水文地質條件分析的基礎上，概化了其水文地質條件，構建了相應的地下水資源評價概念模型與數學模型，並給出其數值解法和相應的計算流程；論文在介紹數學模型的兩種常用數值解法和模型空間離散的矩形網格生成技術的基礎上，實現了基於gis的評價模型空間離散矩形網格的自動生成；最後，論文從基於gis的評價模型基本信息管理、模型空間時間離散方法、子程序包與模型計算參數可視化賦值、模型的擬合等方面實現了gis與評價區域的地下水資源評價模型的集成，並將模型評價結果可視化。 -
Changing of the riverbed conductance provides high change in river gaining rate compared to change in river losing rate. this difference can be attributed to aquifer anisotropy, river penetration, hydraulic balance between groundwater head and river stage
其中河床沉積物滲透性的改變引發的河流得水率變化明顯大於河流失水率的變化，分析其原因為含水層的各向異性、河流的滲漏、河水與地下水的水力均衡。 -
This research is proposed to formulate a new approach that used for the first time for quantitative groundwater vulnerability assessment ( gva ) through gis programs, based on visual modflow as comparative technique ; evaluate river - aquifer interaction and assess the effect of riverbed conductance on river leakage using the natural field conditions instead of hypothetical models that used in the pervious researches
本研究使用了一種新的地下水脆弱性評價方法? ?基於gis與可視化modflow地下水流數值模擬結果上的地下水脆弱性評價，並用數值模擬結果作為其對比技術；評價了河流與附近含水層的相互作用。 -
Three dimension numerical model of groundwater resource evaluation of complex aquifer system
復合含水層系統地下水資源評價三維數值模型
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