水位下降 的英文怎麼說

中文拼音 [shuǐwèixiàjiàng]
水位下降 英文
leap; decline of water table; fall of water level水位下降期 falling stage
  • 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...
  • 下 : 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）
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 水位 : stage; water level
  1. Standard practice for field procedure for constant drawdown tests in flowing wells for determining hydraulic properties of aquifer systems

    用於測定含水層系統水硬性的流動井中恆定水位下降試驗現場程序的標準實施規程
  2. Boats going over the overflow weirs ; access when water levels fluctuate leaving steep banks

    如何在水位下降而堤岸外露情況下，仍可安全進出水塘范圍；
  3. Then river width increased and the intensity of deep point lowing and bed material coarsening decreased and water level lowed continuously. so the bed form changed toward to u type. the bed regulation is realized through sediment silting in different parts in cross section during silting period and the deformation of bed form changed from broad u type channel to narrow and deep v type channel

    研究表明，河道在持續沖刷前期深泓點及水位下降與河床粗化同步發展，河床向v型發展；沖刷後期深泓點下降、河床粗化減弱，河道展寬增大，水位繼續下降，河床向u型發展；在以淤積為主時期的調整，是通過斷面不同部位的淤積來實現的，但都是由u型較大河槽向v型窄深小槽發展。
  4. China possesses of 22 percent of world population, but it only enjoys 6 percent of world water resource. there are above 400 cities shorting water in 668 cities of china. in order to satisfy increasing demand to water supply, some city blindly overexploits groundwater, which results in regional water level descending and induces ground sedimentation and crack geologic disaster

    中國擁有世界22的人口卻只享有世界6的水資源，全國668個城市中，有400多個缺水，為了滿足日益增長的供水需求，一些城市盲目超采地下水，導致水位下降、地面下沉、海水倒灌，進而污染了地下水。
  5. The rock on the right has a whitish crust of minerals, indicating that it was submerged until the lake level dropped

    右邊的這塊表面結了一層白白的礦物質，顯示它在水位下降之前是泡在水裡的。
  6. Groundwater levels fall ; rivers get drier and drier

    地下水水位下降，河水越來越干。
  7. Lack of rain sank the reservoirs

    缺雨使貯水池水位下降。
  8. Recently, “ the water table has dropped down so much that my pump was sucking air

    近來， 「水位下降的很快以致於我的水泵根本抽不到水了」 。
  9. When the altitude control senses a drop in level below the predetermined setpoint the valve opens to fill tank

    當水位控制器感應到水位下降到預置設置點以下時，則閥門開啟，開始對容器注水。
  10. The conditions have reduced water levels in the yangtze river to historic lows and raised concerns over the massive three gorges dam ' s ability to generate power, state media reported last week

    官方媒體上周表示，惡劣的情況使得長江的水位下降到歷史最低點，三峽大壩的發電問題也備受關注。
  11. Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low - quality water for drinking

    過度抽取地下水做為飲用水和用來灌溉在許多地區已經使水位下降了幾十米，迫使人們使用質量較差的水來做為飲水。
  12. According to the data analysis, the large scale and continuous excavating sand from the riverbed, which has caused the riverbed downcutting, water level decline and relative strengthening of tidal action, is the basic and main cause that raises the saline water intrusion in the peal river network area, but the arid climate and the sea level rise only aggravate the disaster

    咸潮災害發生前和發生時期進行的大規模採掘河沙活動使三角洲河床普遍大幅度下切，河流水位下降，潮汐作用相對增強，這是引發咸潮的主要原因；而天旱和海平面上升等則使咸潮災害加重。
  13. Based on analyzing the water resource situation and water environment problems such as water pollution, ground water table dropping, seawater invading and local water system degradation in shandong peninsula urban agglomeration ( spua ), this article puts forward some strategies for sustainable water utilization in spua accompanying the rapid urbanization

    摘要在分析山東半島城市群水資源狀況和地下水位下降、海水入侵、水域污染及自然生態失衡等水環境問題的基礎上，提出了水資源約束下山東半島城市群發展對策。
  14. Due to the influence of climate drought and human activities, the ecological environment of qinghai province is in an increasingly grave condition, namely, climate abnormal events occurring frequently, grassland degenerating, ground sanding, glacier shrinking, water level of lakes descending and river runoff decreasing, and so on. in the basis of extensively collecting and analyzing the data of qinghai ecological environmental factors such as climate, water resource and grassland resource etc., the further basic research is performed on the ecological environment characters of main climate factors, surface runoff, water resource, lcc and their correlation to coordinate with the basic, strategic and precursory research for the development of china west part and provide the scientific foundation for corresponding development both ecological environment and social economy, and persistent utilization of natural environment resource

    本研究針對當前在氣候乾旱化和人類活動的共同影響下青海省生態環境中氣候異常事件即氣象災害頻繁發生、草場退化、土地沙化、冰川萎縮、湖泊水位下降和河流流量減少等生態環境退化現象日益嚴重的實際，在廣泛收集和整理青海省氣候、水資源、草地資源等生態環境因子基礎資料的基礎上，對青海的主要氣候要素、地表徑流、水資源、植被的演替及其相互間的關系等主要生態環境變化特徵進行了基礎性的研究。
  15. How many pumps were turned on should be based on the dynamic design according to project target. and how many pumps should be in operation in standard shut off procedure. it was approved that although the theoretical boundary of decline of groundwater level is 10m, the actual boundary is only about 6m

    提出了一些與真空預壓加固地基設計相關的概念和處理方法，如定義真空預壓加固區場地形狀系數，提出按加固土體體積來確定射流泵數量、根據工程需要動態設計開泵量、增加停泵標準中對開泵量的規定等設計思想等，論證了真空預壓加固地基時地下水位下降的理論極限深度為10m ，而實際極限深度約為6m 。
  16. The cause of vacuum degree formation under groundwater table is discussed in the paper. the testing results show that vacuum degree above the groundwater table is produced directly by pumping air, and that vacuum degree below groundwater table is produced mainly by dewatering and by escaping of sealed air from the end of flexible pipe. based on the bernoulli equation, the limit lowering of groundwater table is analyzed, which is about 5 ~ 7m. the effective influence depth of vacuum preloading has relationship with pvds depth and can be more than 10m

    對地下水位線以下的真空度成因進行了分析，結果表明，地下水位線以下測到的真空度是由於測試軟管中水位下降或部分封存氣體從軟管末端逃逸引起的，與地下水位線以上的真空度由抽氣直接形成在成因上存在不同；根據伯努俐方程，對地下水位下降的極限深度進行了分析，得出真空預壓中地下水位的極限下降深度為5 7m ；對有效影響深度的分析結果表明，真空預壓的有效影響深度與塑料排水板的打設深度具備一定關系，有效影響深度可以超過10m 。
  17. The decrease of precipitation and surface water and over - exploitation are the main reasons that result in groundwater level decline

    降水和地表徑流的減少以及地下水的嚴重超采是引起地下水位下降的主要原因。
  18. Article 26 : in mining operations or the construction of underground projects, when water drainage results in lowering of the groundwater table, groundwater depletion, ground subsidence or cave - ins, and causes losses to the livelihood and production of other units or individuals, the mining unit or the construction unit shall take remedial measures and compensate for the losses

    第二十六條開采礦藏或者興建地下工程，因疏干排水導致地下水水位下降、枯竭或者地面塌陷，對其他單位或者個人的生活和生產造成損失的，采礦單位或者建設單位應當採取補救措施，賠償損失。
  19. Meanwhile the ecological problems caused by lack of water are becoming very serious, such as the intermittent of river, the descent of underground water, the degeneration of vegetation, the expansion of desert, the oasis around downstream of black river and stone sleep river which have been the main seminary of dust storm in north china

    水資源短缺將嚴重影響到區內經濟發展和人民生活水平的提高，同時因缺水導致的河道斷流、地下水位下降、植被退化、沙丘活化、荒漠化等生態環境問題不斷加劇，特別是黑河、石羊河流域下游綠洲退化嚴重，已成為中國北方沙塵暴的主要發源地。
  20. With the increase of population, the development of the urban size, industry and agriculture, the groundwater demand increases sharply. and a series of environmental geologic problems such as regional groundwater table fall, water quality worsening, subsidence and so on, have emerged in the course of exploiting groundwater due to uncontrolled extraction and poor management

    隨著人口的不斷增長，城市及工農業的迅速發展，人類對地下水的需求量急劇增加，然而由於對地下水資源缺乏正確評價與科學管理，常常盲目擴大開采，造成地下水位下降，水質惡化，地面塌陷等一系列環境地質問題。
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