impact of water 中文意思是什麼

impact of water 解釋
水沖力
  • impact : n 碰撞;沖擊(力);(火箭的)降落[著陸];【軍事】彈著;影響,效力。 The point of impact彈著點。 ...
  • of : OF =Old French 古法語。
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  1. Impact of bayou weir construction at nagarafawa river estuary on water quality and ecological environment of nagarafawa river in japan

    長良川河口堰的建設對長良川河流的水質及生態環境的影響
  2. For some wetland plants such as reed and cattail, a small quantity of petroleum pollutants did not form deadly menace, their growing tallness was positive correlated with water deepness. therefore, wetland buffer can be constructed to reduce the impact of petroleum pollution and plant adaptive wetland vegetation so as to improve the environment of oil field

    結果顯示:濕地環境對土壤中的石油污染有明顯的降解作用,蘆葦等挺水植物的生長量與積水深度呈正相關,土壤中少量含油並不構成對濕地植物生長的威脅。
  3. To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range

    地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地象元的各入射光和反(散)射光分量進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被覆蓋( lai ) 、地形起伏和海拔高度的影響,並以象元坡面定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空散射光均得到適當考慮,計算量又在可接受范圍內。
  4. The main contents are as follows : in order to finish this work well, the author collected the basic parameters of water cushion in china and foreign countries, and analyzed the questions and shortcoming in the designing of cushion in domestic and abroad, and summarized the design experiment of xiao wan hydraulic power station and ertan hydraulic power station in china, finally the main controlling design parameters of baishan water cushion, that is the allow dynamic impact water pressure and unit water consumed energy rate were asserted

    具體內容如下:為了做好白山水墊塘設計,本文通過收集國內外水墊塘設計的基本參數,分析水墊塘設計存在的問題及不足,總結國內小灣、二灘工程的經驗,確定白山水墊塘設計主要控制參數即允許動水沖擊壓力及水墊塘單位水體消能率。
  5. High concentration short - time impact examination showed that the impact of pyrethroid on carp is not severe when the case of concentration is not too high and time is not too long, most of the poisoned carp come back after the carp that exposured high concentration cycloprothrin were transferd to fresh water

    高濃度短期沖擊試驗說明在擬除蟲菊酯濃度不太高,暴露時間不太長的情況下對鯉魚的毒性影響不大,受到高濃度擬除蟲菊酯暴露的鯉魚轉移到清水中后,大部分有一定中毒癥狀的魚體,都會逐漸恢復過來。
  6. In addition, impact of superplasticizers to hydration procee were discussed thoroughly. results showed that superplasticizers improved cement hydration process. initial hydration of cement was accelerated by superplasticizers because of their high range water reducing and dispersive action. after that, hydration rate was descended as a result of more initial hydrates and absorption of superplasticizers

    高效減水劑由於其高度減水分散作用,水泥初始水化速度加快,但其後由於減水劑分子的吸附及初期水化產物膜的增厚,水化速度降低,從而有利於漿體結構的密實與後期性能的發展。
  7. In addition according to the comparison of typical floods the impact of floodplain morphology to the flood propagation was studied. no continuous water body in main channel and floodplain and the change of floodplain morphology and the increased flood detention capacity caused the time of flood propagation increasing and the flood types changing in abnormally

    同時通過對典型洪水的對比分析,研究了灘地邊界條件對洪水運行的影響,認識到由於主槽與灘地水體不連續以及灘地地形的改變,灘地蓄洪能力增大,造成洪水傳播時間增長和洪峰峰型的異常變化。
  8. Analysis of and proposals for impact of tgp on water quality in reservoir area after impoundment

    三峽工程蓄水對庫區水質的影響分析與建議
  9. Studies the impact of nozzle aperture, initial temperature and pressure of spray water and initial air state on humidifying effects based on an orthogonal test

    摘要通過正交試驗確定了噴嘴孔徑、噴水初溫、噴水壓力及空氣初狀態對加濕效果影響的顯著程度。
  10. The results show that ( 1 ) the system of contour dams, contours and fallow had positive impact on water and soil losses than grass stripes and contour ditch. at the same time it was showed that contour dams, contours, fallow significantly reduced soil erosion and water loss, grass stripe and contour ditch had recorded reduction in water and soil losses although to a much less extent than above 3 farming systems. most of sediment was bed load in all the systems except in contour dams and contour fanning

    研究的主要結論如下: 1 、運用坡面徑流小區法系統地研究了當地農業生產活動中不同農作措施下紅壤坡耕地水土流失特徵、土壤養分流失規律及形態特徵,結果表明: ( 1 )同順坡農作措施相比:其它農作措施均具有明顯減輕水土流失的作用,等高土埂,等高農作、休閑處理控制水土流失的效果優於水平草帶和水平溝處理。
  11. The comprehensive control of soil and water loess makes the seasonal distribution of river flow more even by reducing more in flooding season and less in non - flooding season. the paper proposed a method to analyze the impact of the integrated control of soil and water loess on flood flow in a large - scale catchment

    水土流失綜合治理使汛期徑流量減少程度大,非汛期減少程度小,從而使枯季徑流量占年徑流量的比例增加,汛期徑流量的比例降低,徑流量的季節分配趨于均勻。
  12. According to the result of physical modeling, the regression equation about the decrement of tidal bore height, the percentage of water - resisting area and the distance away from the upstream bridge site is constructed in this paper, the regression equation can be applied in the impact which bridge has on the tidal bore height in qiangtang esturary

    根據模型試驗結果,建立了涌潮高度的減小值與中潮位橋墩阻水面積百分比和上游離橋址距離的多元回歸方程,可供錢塘江河口建橋對涌潮高度的影響計算參考使用。
  13. Even just a degree or two of greenhouse warming will have a dramatic impact on water resources across western north america

    即使溫室效應導致氣溫上升1至2攝氏度,也將會對北美西部的水資源產生巨大影響。
  14. Hydrology regime and river channel evolution become complex because of double influences of river flow and tide. there is little appropriate method so far. therefore, when the impact us assessed of water project on flood control, the following aspects should be focused on, river evolution and stability of project - sections, design tidal level, flood - tide combination scheme, pre - project and post - project impacts on river channel, water level and flow condition

    長江河口段為潮流河段,徑流潮流的雙重作用使得區域水文情勢、河道演變規律錯綜復雜,開展防洪影響評價研究時,河道演變及工程段穩定性分析,設計潮位的分析計算,洪潮組合方案擬定,工程前後對河道及水位流態影響的模擬等均是目前尚無十分成熟的方法,需要進一步研究的課題。
  15. To explore the importance of soil moisture on land - atmosphere heat and water exchange, the impact of soil moisture on reflectivity and associated aspects of land surface modeling are also examined

    本文中還研究了土壤濕度和土壤反射率之間的關系,並討論了在陸面過程模式中考慮反射率隨土壤濕度變化對模式模擬結果的影響。
  16. Seasonal variations of water vapor transport over east asia monsoon region are studied, especially that in summer season. the results indicate that there are four vapor inflow corridors to fetch china : southwest corridor, south china sea corridor, southeast corridor and northwest corridor. it shows impact of south asia monsoon, south china sea monsoon, subtropical monsoon and middle latitude westerly belt on summer rainfall anomaly over china, respectively

    分析了東亞季風區水汽輸送的季節變化,並著重研究了夏季東亞季風區的水汽輸送特徵,指出夏季東亞季風區水汽輸送有四條通道到達中國大陸:西南通道、南海通道、東南通道和西北通道,分別體現了南亞季風、南海季風、副熱帶季風和中緯度西風帶對中國夏季降水的影響。
  17. Through field experiment, the impact of different irrigation order of saline and fresh water on soil water and salt movement were studied

    6 .在田間微鹹水灌溉條件下,對不同輪灌次序進行了研究。
  18. Based on the urgent need that pier protective device primarily designed needed to be tested its crashworthiness by the impact of ship in multi - situation, etc in multi - angle and multi - water, the writer analyzed the critical elements that affect the simulation of the collision between ship and pier protective device, and found the feasible way to deal with the conflict between calculation efficiency and precision. using this method and employing ansys / ls - dyna program, which is the universal nonlinear dynamic analysis software, a head - on collision between ship and pier protective device designed for guanzhou river bridge is simulated and presented, the simulation of time history course of full - scale mini - collision between ship and pier protective device was taken into reality with a spot of elements ( less than 21000 ) and scanty time ( 9 hours on p4 pc )

    本文在前人研究的基礎之上,結合船橋碰撞實例,對碰撞計算機模擬模擬的關鍵技術進行了研究,在效率與精度的矛盾中找到平衡,對一艘2000噸級散貨船橫橋向正撞廣東管洲河大橋橋墩防撞鋼套箱這一種工況進行了計算機模擬模擬,實現了以較小的單元和較短的時間模擬碰撞的時間歷程,模擬滿足工程精度要求,解決了目前碰撞模擬計算周期太長的問題,同時模擬模擬得到的結論對該類防撞裝置提供了有價值的參考。
  19. These rock formations were formed about 100 million years ago, and are a clear demonstration of the impact of water erosion

    東平洲地質形成於晚白堊紀,距今已有近一億年的歷史,在岸邊可見被海水侵蝕的巖石節理。
  20. Impact of water diversion from xinanjiang reservoir to north zhejiang province on water environment at qiantang estuary

    浙北引水對錢塘江河口段主要水環境的影響分析
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