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。
This arrangement obviates the need for holders of mspic to apply for a travel document
這項
措施讓持有澳門智能
卡式永久性居民身份證的人士無須申請旅行證件便可來港旅遊。
Provide a stepstone for various initiatives and future developments, for instance, gps, wap phone booking and online credit card charge, etc
為多項
措施及未來發展(例如全球衛星定位系統、 wap電話預約及在線信用
卡收費等)提供基礎。
Ford and his fiancee of four years, former ally mcbeal star calista flockhart, 41, dazzled the crowd at bondi junction
在悉尼的邦迪中心,福特和未婚妻
卡利斯塔弗洛克哈特的出現令人群一時間不知所
措。
So far, california has been spared the squabbling between federal, state and city authorities that hobbled the response to hurricane katrina
到目前為止,加州的聯邦、州和市之間還沒有像
卡特里娜颶風時那樣互相指責,影響災后的應對
措施。
The analysis of the main reasons that the department of the transportation, the locomotive, the circuit, the electricity and the carriage cause the accidents of delaying the train, put forward to the prevention measures. 6. with the safety turbulence situation of chengdu railroad branch, analyzing the safety managements in team management, the staff and workers labor discipline, the on - the - spot control, the staff and workers duty, the equipment quality and the construction safety, the deeply analyzing existing troubles of safety management institution, working out the counter measures of chengdu railroad branch to improve the safety managements and realize the controlling situation
分析鐵路運輸、西南交通大學工程碩士研究生學位論文第頁機務、工務、電務、車輛等部門造成延誤列車事故的主要原因,提出預防
措施; 6 、針對成都分局安全生產形勢動蕩不穩,分析成都分局安全生產中班組管理、職工「兩違」 、現場作業
卡控、職工崗位責任制、行車設備質量以及施工安全方面的現狀,深刻剖析安全管理機制方面存在的問題,就實現成都分局安全生產有序可控進行對策研究。
In united states v. carroll towing co., he defined reasonable care in algebraic terms. under the learned hand rule, a party is found negligent and therefore liable for ( at least part of ) the damages resulting from his actions if b < pl. " b ", the burden of adequate precautions, is the accident avoidance cost
漢德法官在對「美利堅合眾國訴
卡羅爾拖輪公司案」的審理中,根據此理論提出了廣為人知的「漢德公式」 : b pl ,即侵害方是否承擔責任取決於他採取預防
措施的費用)是大於還是小於事故發生的可能性叩)和事故造成的損失幾)的乘積。
The meijiayi mjy channels therapeutic apparatus developed by our company, combines the advanced microcomputer technics with the profound traditional chinese medicine methods as well s the human channelss science, magically takes advantages of modern electronic technics and the outer treatment of chinese medicine, realistically simulated the effects like acupuncture, aprapathy, essage, eating, kin scraping and cupping, etc. which improve the comprehensive effects, especially for the common ailments and geriatric diseases in digest digestive system, respiratory system and nervous system
旋翼式多流束濕式基表,雙脈沖采樣方式進行數據採集,採用計算機技術進行數據處理顯示控制閥門動作。它採用獨特的
卡口安全及保護
措施動態安全可靠的ic
卡加密機制先進的硬體及軟體的容錯處理性能安全可靠,具有精度高自身功耗低體積小壽命長便於安裝等特點。能準確實現用水計量及實現預付費功能。
Firstly this part introduces present situation of performance management system of our enterprises and which influence outside environment make on it, moreover deeply shows important meanings of applying the balanced scorecard in our enterprises. secondly this part tentatively analyzes which obstacles our enterprises may encounter when they apply it as well as corresponding improvements. finally this part poses three problems to which our enterprises should pay attention when they apply the balanced scorecard
這部分首先介紹了我國企業績效管理系統的現狀以及外部環境對其所產生的影響,並較為深刻地闡明了我國企業建立和應用平衡記分
卡的重要意義;其次初步分析了我國企業應用平衡記分
卡可能會遇到一些什麼樣的障礙以及相應的改進
措施;最後提出了我國企業在應用平衡記分
卡時應該注意的三個問題。
After landing in the countrys capital colombo we traveled to the severely affected village of matara, and witnessed the following vivid scenes that revealed the disasters devastating effects : a small, dark - skinned old woman sitting amid collapsed houses with a look of shock on her face a skinny old man trying to move a heavy stone with his bare hands in front of a house a stupefied mother holding a piece of withered paper in her hand, looking for her lost baby young children who had lost their mothers, their tear - stained faces unwashed people with expressionless faces, not knowing what to do, without will or aim
從斯里蘭
卡首都可倫坡前往災區馬塔拉的途中,我們目睹了海嘯過后滿目凄然的景象:一位弱小黝黑的老婦人一臉驚嚇地坐在倒塌的房屋之間枯瘦如柴的老翁正奮力以雙手移動屋前的大石頭神情呆滯的母親手持斑駁泛黃的紙張,尋找失蹤的小孩失去母親的孩童,滿臉淚痕人們面無表情茫然失
措,完全失去意志力與目標。
Through a variety of such devices, carlson succeeded in flattening ual's organizational pyramid.
通過各種各樣的這類
措施,
卡爾森成功地展平了聯合航空公司金字塔形的組織結構。
After discharging his conscience on that head, he proceeded to inform them, with many rapturous expressions, of his happiness in having obtained the affection of their amiable neighbour, miss lucas, and then explained that it was merely with the view of enjoying her society that he had been so ready to close with their kind wish of seeing him again at longbourn, whither he hoped to be able to return on monday fortnight ; for lady catherine, he added, so heartily approved his marriage, that she wished it to take place as soon as possible, which he trusted would be an unanswerable argument with his amiable charlotte to name an early day for making him the happiest of men
他在這方面表示了歉意以後,便用了多少歡天喜地的
措辭,告訴他們說,他已經有幸獲得他們的芳鄰盧
卡斯小姐的歡心了,他接著又說,為了要去看看他的心上人,他可以趁便來看看他們,免得辜負他們善意的期望,希望能在兩個禮拜以後的星期一到達浪博恩他又說,珈苔琳夫人衷心地贊成他趕快結婚,並且希望愈早愈好,他相信他那位心上人夏綠蒂決不會反對及早定出佳期,使他成為天下最幸福的人。
Abstract : tight trips often occur for hole undergauge during drilling in east sichuan oilfield. the paper analysis the causes of hole undergauge, proposes preventive and treatment measures which are to optimize design from geologic structure features, to use suitable fluid column pressure, to select different drilling fluid types, to adopt advanced drilling technology and perfect field technical management. therefore, good economic benefit will be obtained
文摘:川東構造在鉆探作業中因井眼縮徑造成起下鉆的阻
卡時有發生,文中對造成井眼縮小的原因進行分析並劃分為五類因素,提出應在地質構造特徵方面優化設計,採用合適的液柱壓力,選擇不同的鉆井液類型,使用先進的鉆井工藝和完善現場技術管理等
措施進行預防和處理,將取得重大的經濟效益。
Fraud losses on plastic cards fell by 5 % to 402m as measures to combat crooks started to take effect
由於打擊信用
卡詐騙的
措施開始生效,信用
卡詐騙的損失額降低了5 % ,為4 . 02億英鎊。
We therefore felt that something should be done to safeguard public confidence in card payment systems
亦因如此,金管局認為應採取措施,以保障公眾對支付卡系統的信心。