水下自持時間 的英文怎麼說

中文拼音 [shuǐxiàchíshíjiān]
水下自持時間 英文
submerging self-sustaining period
  • : 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...
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : 動詞1 (拿著; 握著) hold; grasp 2 (持有; 保持) keep; hold 3 (支持; 保持) support; maintain 4...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 自持 : control oneself; restrain oneself; exercise self-restraint
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. 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,論文主要從以幾方面對地資源可續開發問題進行了比較深入的探討:全面回顧了「可續發展」概念的由來與演變,對國內外「可續發展」的研究現狀進行了述評,並對「可續發展」概念的科學內涵進行了深入探討;對涉及地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己的見解;全面闡述了地資源變值系統理論的內容和意義,並與傳統的地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;深入分析了地資源預測預報工作的極端重要性和復雜性,對傳統的地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,並應用於地動態過程線的分析,採用序列中的b ? j法,蒙特卡羅方法,與地資源變值系統理論相結合,探討了地動態資料分析和地資源預測預報的新思路;綜合分析了現今各類地管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地變值系統理論相結合進行地表或多源的聯合優化調度,使模型更準確、更實用;對保證地資源可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、節意識的增強及具體節措施、人口增長的控制、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資源的可續開發;指出了地資源可續開發的進一步研究方向。
  2. In this part, the first work is pretreatment of a numerical model, including creating calculating grids automatically, improvement of the linear boundary technique and so on. the second work is to estimate the siltation of a basin or channel by liu ' s equation. the third work is to build an edbms ( engineering data base management system ) for the result of mathematical model

    其中主要的工作是:其中主要的工作一是數學模型的前處理,計算網格動生成,線邊界法的優化;二是應用劉家駒公式在長江口深航道治理工程地理信息系統的支實現港池、航槽開挖的實回淤估算;三是將計算成果形成gis管理和支的工程數據庫系統( engineeringdatabasemanagementsystem ) ,同嘗試解決序列數據如地形沖淤變化,潮位、流速過程的分析、查詢和顯示問題,並實現實、互動的動態演示及三維可視化。
  3. The situation of yellow river dry - up is gradually rigorous. it has being influenced the development of the lower reaches of yellow river and the implement of strategy on developing the western areas. based on analyzing the harmfulness, causes of its dry - up from the factors of physical geography and human activities, this article put forward the engineering and non - engineering control measures for controlling yellow river dry - up : strenghtening the unified management and despatch for its water resource ; resorting to compulsion to save water ; quickening key projects duild for the addition of balance and water storing capacity ; increasing synthetical administer to ecological environment ; increasing effectivesupply of water resource

    黃河斷流形勢日趨嚴峻,斷流的頻率增加、延長、里程增大,嚴重製約了黃河流域尤其是黃河游地區的可續發展和開發大西部戰略的實施.在分析黃河斷流造成的危害、黃河斷流的然因素和人為因素的基礎上,提出了加強黃河資源的統一管理和調度、採取強制措施厲行節約用、加快骨幹工程建設增加調蓄能力、加大流域生態環境綜合治理的力度、適開源增加資源的有效供給等工程性和非工程性措施,以防治黃河的斷流
  4. The tingjing group is in putting into effect the course of mrpii system, a mrpii does not only regard one set of software to come to popularize and is regarding a management model to recommend ; by way of mrpii system and computer network, each department and post can be covered by the system on universal ground a staff can get any information that relates with oneself vocational work by way of the cross - domain communication at any time, gain the various policy decision supports of real time quantification, carrying on operation process imitates, not only can quicken the rate of progress planning the work such as formulation and cost accounting etc greatly, and still economize that the report form and data shortened whole vocational work period in the delay that the difference function circulated between the department, and retrenched the personnel of work, and raise the efficiency managing work conquer the solid foundation for business process reengineering ( bpr ), takes mrpii as the foundation, bpr has been in progress in the company and builded performance " s evaluation system

    引入mrp管理系統是提高管理平的一個有效途徑。天健集團在實施mrp系統的過程中,不是把mrp僅僅作為一套軟體來推廣而是作為一個管理模式來引進的;通過mrp系統和計算機網路,各部門和崗位可以普遍地被系統覆蓋,員工通過網路隨可以得到與己業務有關的任何信息,取得實量化的各種決策支,進行業務流程模擬,不僅可以大大加速了計劃制訂、成本核算等工作的進度,還節省了報表、數據在不同職能部門之流通的延誤,縮短了整個業務周期,精簡了事務性的人員,提高了管理工作的效率。還為實現組織的扁平化提供了條件,為流程重組打了堅實的基礎。
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