洪水損失率 的英文怎麼說

中文拼音 [hóngshuǐsǔnshīlǜ]
洪水損失率 英文
flood loss rate
  • 洪 : i 形容詞（大） big; vast; grand Ⅱ名詞1. （洪水） flood 2. （姓氏） a surname
  • 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...
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 洪水 : waterflood; deluge; flood; flowage; torrent; spate; flood water; [義大利] acqua alta洪水泛濫 floo...
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  1. Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward

    文摘: 1998年長江大洪水后開始實施的「平垸行洪，退田還湖」的土地利用調整方案，從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用，長江中游地區應積極推進農業現代化，提高農業勞動生產率，轉移，減少分蓄洪區的人口，移民建鎮，對區內的土地要促進其規模經營，由優秀的有文化的農民經營，平時只有少量的直接從事農業生產的經營管理人員，農忙時則大量地使用季節性合同工或實現機械化，大洪水時退田還湖，減輕長江幹流大洪水的壓力，減少分洪與特大洪災時的損失，這樣還可促進避洪、冬季農業等的發展，也有利於長江中上游地區陡坡耕地的退耕還林，還可在糧食充足時進行休耕，在旱災、糧食緊張時擴大糧食生產?
  2. ( 3 ) the idea suggested in this paper of converting flood into utilizable resource 、 attempering flood by engineering means and supervising human behaviors in the flooded area. to overcome the various barriers arising from ideology 、 systems 、 technology and economy which the establishment of risk management system of flood will be confronted with, this paper also suggests a statistical approach to estimate extremum and the concept of gray - uncertainty risk in figuring flood risk and analyses the severe harmfulness of accidents of extremum risk, furthermore, supplements and perfects present quantity - analyzing method of risk loss

    3 、本文提出洪水資源化的觀念，以工程手段對洪水進行調節，以法律、行政、經濟、教育等綜合性的手段對人類在洪泛區中的行為進行管理，是削弱洪水的危害性、減輕洪水風險的有效方式，提高的防洪安全保障需求，實行洪水風險管理是必由之路。洪水風險管理體制的建立必然面臨觀念方面、體制方面、技術方面與經濟方面的重重障礙，並提出洪災風險評價的極值統計學方法和灰色-隨機風險率的概念，建立了其表達形式與計算方法，它完善了現有的風險損失量化方法。
  3. Synthetical methods were used to develop an index of comprehensive assessment after flood. firstly, we reviewed the literature extensively and conducted a widely epidemiological investigation on the flood impact on economy, environment, and human health in hunan province, p. r. china after severe flood disaster in 1998. based on the literature review, epidemiologic investigation, and the theory of analytic hierarchy process ( ahp ), the initial evaluation system of flood impact was established, which include six first rank indicators and seventy - four second rank indicators. an expert panel consisted of 30 specialist was convened and delphi process was used to screen and determine all the indicators and their importance ( weight )

    本研究選擇經常遭受水災的湖南省為研究現場，在深入調查的基礎上，廣泛參考文獻，綜合考慮災后引起的直接傷亡、疾病發病率的升高、超額死亡、疫源地擴大和病原媒介的滋生蔓延、精神刺激及心理影響、經濟損失等諸多方面，應用層次分析法的思想，以洪災危害程度為總的評價目標，構建包括上述六個方面的6個一級指標和74個二級指標的洪災危害程度初評指標體系。
  4. By studying on different operation mode and different interval flood of longyangxia reservoir, as well as the flood propagation time, pre - alarm scheme is established, which can alarm in order to lower construction losses when flood is in excess of standard

    通過研究龍羊峽水庫的不同運行方式和不同頻率的區間洪水，以及水量傳播時間的研究，得出預警方案，當發生超標準洪水時，提前報警使施工損失降低到最小。
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