sand flood 中文意思是什麼

sand flood 解釋
風洪流
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  • flood : n 1 洪水,水災。2 溢流,漲水,潮水最高點,泛濫,洶涌。3 〈詩〉河,湖,海。4 充溢,豐富;大量,一...
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  2. Because during the sedimentation of the flood plain - estuary fades, the conditions of sea level rising, tidal regime, sediment supply and accommodation space were suitable for the development of a tidal ridge system, the sand lenses associated with this facies may represent tidal ridge formation in the incised valley

    在河漫灘河口灣相沉積期問,由於海平面上升、潮流體系、沉積物供給和可容空間條件適合一個潮流沙脊體系的發育,其中的砂質透鏡體可能代表了下切河谷內發育的潮流沙脊。
  3. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  4. The system skillfully takes advantage of the naturltopography and the eurved waterflowing pattern om the middle reach of the mingjiang river, thus combining water - bifurcation, flood - diversion, sand - dredging and water - controlling as a whole gravity irrigation system, which guarantees the chengdu plain a land of abundance

    都江堰巧妙利用岷江出山口處的地形、水脈、水勢、乘勢利導,使堤防、分水、泄洪、排沙、控流相互依存,共為體系,保證了防洪、灌溉、水運和用水綜合效益的發揮,孕育了舉世聞名的「天府之國」 。
  5. All commercial biogenic gas is stored in the flood plain - estuary sand lenses of the incised of the incised valleys

    所有的商業性生物氣都存儲在下切河谷內河漫灘河口灣砂質透鏡體中。
  6. The sediments of the incised valleys show an upward - fining succession, and can be grouped into four sedimentary fades : gravel lag - deposit of in - channel to partly over bank sediments of a meandering river, flood plain - estuary, estuary - shallow marine, and estuary sand bar, based on lithology, paleontology, and sedimentary textures and structures

    根據巖石學、沉積結構和沉積構造特徵,本區下切河谷充填沉積物具有向上變細的沉積層序,可以劃分為4個沉積相類型:河床滯留沉積物到部分曲流河沉積體系的邊灘沉積、河漫灘河口灣沉積、河口灣淺海沉積和河口灣砂壩沉積。
  7. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容,泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  8. In this paper, regarding the analysis of stability factors of majiatian tailings fill dam, namely regional geologic structure, rock - soil body of dam foundation, poor geology phenomenon, leach consolidation and chemical consolidation of tailings, seepage water of dam body and king - size flood water of majiatian tailings reservoir, a preliminary demonstration on probability of earthquake liquefaction and seepage failure of dam bodys tailings sand soil, of the dam body failure resulted from abutment landslide and of the flood water overflowing crest, as well as on the contribution of leach consolidation and chemical consolidation of tailings to the stability of dam body has been performed

    通過對馬家田尾礦庫區域地質構造、庫區不良地質觀察、尾礦淋濾固結和化學固結、壩體滲透水和庫區特大洪水等因素對馬家田尾礦堆積壩體穩定性影響的分析,初步論證了壩體尾礦砂土的地震液化、滲透破壞、壩肩滑坡使壩體失穩和洪水漫頂的可能性,以及尾礦淋濾固結和化學固結作用有助於壩體的穩定性。
  9. In this paper, regarding the analysis of stability factors of majiatian tailings fill dam, namely regional geologic structure, rock - soil body of dam foundation, poor geology phenomenon, leach consolidation and chemical consolidation of tailings, seepage water of dam body and king - size flood water of majiatian tailings reservoir, a preliminary demonstration on probability of earthquake liquefaction and seepage failure of dam body ' s tailings sand soil, of the dam body failure resulted from abutment landslide and of the flood water overflowing crest, as well as on the contribution of leach consolidation and chemical consolidation of tailings to the stability of dam body has been performed

    通過對馬家田尾礦庫區域地質構造、庫區不良地質觀察、尾礦淋濾固結和化學固結、壩體滲透水和庫區特大洪水等因素對馬家田尾礦堆積壩體穩定性影響的分析,初步論證了壩體尾礦砂土的地震液化、滲透破壞、壩肩滑坡使壩體失穩和洪水漫頂的可能性,以及尾礦淋濾固結和化學固結作用有助於壩體的穩定性。
  10. The results indicated that with the change of water and sand condition and the altitude of tongguan and the development of the industry and agriculture in recent decades, the water environment of wei river had changed largely, which were shown as follow : annual runoff and seasonal flood decreased sharply ; water stream of large discharge decreased and the range of runoff decreased greatly ; sediment load per year decreased generally, sediment concentration of water increased, and the sand silting up was serious ; water channel swung and shrank, and water regime deteriorated ; frequencies of big floods decreased obviously, and hyper concentrated flood increased obviously ; water levels of the same runoff rose universally, and the frequencies of the floods increased and aggravated ; water pollution was very serious

    結果表明,近期隨著水沙條件、潼關高程等的變化及工農業的發展,渭河的水環境發生了巨大變化,表現在年水量及汛期水量銳減;大流量級水流出現次數減少,水量減少幅度大;年輸沙量總體減少,河水含沙量增大,泥沙淤積嚴重;河道向擺動型發展,河道萎縮,河勢惡化;大洪水發生的次數顯著減少,高含沙小洪水明顯增多;同流量洪水位普遍抬高,洪災發生次數增加,洪災加重;水質污染極為嚴重。
  11. As one of the three main parts of the dujiangyan irrigation system, it controls the water that flows into the baopingkou water inlet and discharges flood and sand with its top graphical feature

    巧妙利用河道地形的泄洪排沙工程,為控制內江進水量的關鍵所在,是都江堰渠首工程三大主體之一。
  12. The results showed that : the integrated ecological risk was presented symmetrically along brahmaputra, and was mitigated from valley farming area to mountain pastoral area ; the hazards of main risk sources to risk suffer in each sub - region was differently, drought was the common risk source and imperils farming and stock raising severely ; aimed at enhancing the ability of fighting drought, controlling flood and stabilizing sand engineering measures should be taken steps to prevent those hazards ; mountain hazards must be controlled in resident area and along arterial traffic ; manual work should be done to void hail in those area where hails attacked heavily ; there is need to promulgated risk knowledge to herdsmen for strengthening their risk consciousness and improve the ability of preventing risk and self - help after hazards happened in the pasturing area

    扎囊縣綜合生態風險沿雅魯藏布江呈現對稱型分佈,並由河谷農業區向高山牧業區逐漸降低;各亞區的主要風險源對風險受體的危害強度差異較大,乾旱是共同的風險源,造成的農牧業生產損失最為嚴重;抗風險措施主要有在河谷地帶採取工程措施以提高抗旱、防洪和固沙能力,在半山臺地加強治理居民點及交通沿線的山地災害,在多雹區進行人工消雹;在高寒牧區向牧民傳播風險知識,以加強其風險意識,提高規避風險和災后自救能力。
  13. The flood of the river left the surrounding areas covered with a thick layer of sand

    河上泛濫,使周圍許多地區鋪上一層厚厚的沙。
  14. Impact analysis of water and sand diversion in yellow river basin on flood law of river courses in lower reaches

    黃河調水調沙試驗對下遊河道行洪規律的影響
  15. Seedlings may survive either through an early onset of the flood in the year after germination, or seedlings may survive through silty and clayey soil layers, which store water better than sand

    幼苗通過早的洪水或保持水分的粘土層可繼續活,長連通地下水的根,長成大樹。
  16. Make a comprehensive view of all study results about the flood channel, a model of formation and evolution of the flood channels was proposed. according to this model, not all flood channels formed by ebb channels divided by sand spit develop toward death, some of them may be keeping the current situation or transform to the reserve channel with the change of runoff and sediment concentration from upper reach

    用gis方法計算1861 - 2002年新橋水道區域的沖淤變化,可定量表達漲潮槽在不同時間尺度形成演化規律,結合漲潮槽巖芯沉積物垂向的沉積特性變化,可闡明漲潮槽的形成機理與演化過程,並提出不同種類型漲潮槽的形成演化模式。
  17. Ventilate area of spill ; flood slowly with water to polymerize, absorb with sand / earth and dispose to chemical water bin. dispose in accordance with pertinent national legislation

    液體溢出:使用清水慢慢的注入聚合體中稀釋,用沙土吸收液體。通過有關的國家相關法規來處理。
  18. To prevent unfavorable impact of sand mining on river regime stability, flood control safety, navigation safety, water ecological environment protection and normal operation of industrial and agricultural facilities along the river, the sand mining in the yangtze river must be planned unitarily

    為防止采砂對長江河勢穩定、防洪安全、通航安全、水生態環境保護以及沿江工農業設施的正常運行帶來較大的不利影響,長江河道采砂必須進行統一規劃。
  19. Through the statistics and analysis of runoff and amount of sand lost in the downstream of weihe in recent years, it is discovered that in the downstream of weihe the magnitude sand season was ahead of the main flood season relatively within the year ; variation tendency of annual runoff and amount of sand lost was identical basically, and the quantity of water and sand at huaxian gauging station was tailing - off continuously from the 1960 to 2005 ; there was direct relation between the situation of rushing or silting deposits and rainfall at this section of the river : the river depositing in the year which is rich rainfall, the eroding in the poor rainfall

    摘要本文通過對近6年渭河下游水沙量數據的統計和分析得出,渭河下遊河段年內多沙期較河流主汛期有所提前;年徑流量和年輸沙量的變化趨勢基本一致,而且自60年代至2005年華縣站的水沙量持續呈遞減趨勢;河流的沖淤情況與該河段的降雨量有著直接的關系,當年平均降雨量小的時候河流以淤積為主,當年平均降雨量大的時候河流以沖蝕為主。
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