water sensitivity 中文意思是什麼

water sensitivity 解釋
水敏性
  • 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;...
  • sensitivity : n. 1. 敏感(性);感受性。2. (儀器等的)靈敏性。3. 【攝影】感光度。
  1. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  2. Through the above researches, such conclusions were drawn that in the course of fitting the semivariogram of the yearly annual mean rice water sensitivity index in yunnan, the fitting precision of ordinary kriging spherecial model is better than others ; range at the direction of 80. 5 degree is outstanding than others ; as for the precision of interpolation, ordinary kriging spherecial model is higher than others

    研究表明:雲南水稻多年平均水分敏感指標變異函數以普通克里金球狀模型擬合最優、 80 . 5度方向變程最大、插值模型以普通克里金球狀模型插值精度較高。
  3. Chapter two ascertains main technological factor of dong gou lock reconstructing, including forecast the cargo and volume through the lock to reason about representative type of vessel designed for through the lock and its operation organize. chapter three design the renovate engineering through ascertaining the main technological factor scale of the lock, dimension, designed water level and altitude, including design of structure of the lock, lock chamber and lock gate, and select the main technological factor and pattern of headstock gear. chapter four draws a comprehensive compare of the two design scheme of the renovate project with engineering project economy evaluation method, and makes out the recommended scheme, and furthermore, to calculate the economic evaluation index of the recommended scheme and makes the economic sensitivity analysis of the scheme and finally demonstrate economic feasibility of the scheme

    本論文共分四章:第一章主要介紹了原東溝船閘的地理位置和營運現狀,說明了船閘在航道建設和水資源綜合利用中的作用及東溝船閘改造的必要性;第二章東溝船閘改造的主要技術因素確定其中包括東溝船閘過閘貨種和貨運量發展的預測,並確定東溝船閘的設計代表船型及營運組織;第三章東溝船閘改造工程設計本章通過船閘改造工程主要技術參數:船閘規模、尺度、設計水位和高程等的確定,設計了二個船閘改造方案,包括鋼筋混凝土整體塢式閘首結構、閘室和閘門的設計,並選定了啟閉機的主要技術參數和型式;第四章採用了工程項目經濟評估方法對東溝船閘改造工程二個設計方案進行全面綜合比較后,確定了推薦方案。
  4. Test study indicates that, stress sensitivity of low permeability gas reservoirs exists objectively not only for dry rocks, but also rocks with irreducible water, and harm of stress sensitivity to permeability cannot he ignored

    實驗研究表明,不管是乾燥巖石還是含束縛水巖石,低滲透砂巖氣藏儲層的應力敏感性是客觀存在的,而且這種應力敏感性對儲層滲透率造成的傷害不可忽視。
  5. Bituminous mixtures - test methods for hot mix asphalt - determination of the water sensitivity of bituminous specimens

    瀝青混合料.熱混瀝青的試驗方法.瀝青樣品水敏性的測定
  6. Research on variation of velocity sensitivity and water sensitivity before and after acid etching in carbonate reservoir

    酸蝕前後碳酸鹽巖儲層速敏性和水敏性變化研究
  7. The reservoir sensitivity test turns out that the velocity sensitivity of the basin is weak to medium, water sensitivity is strong in first sag and third sag and weak in the second sag. acid treatment indicates that several types of acid on the spot are unfit for acid stimulation in the basin and it is necessary to discover new acid treatment method and prescription

    儲層敏感性實驗研究證明,盆地的速敏性為弱到中速敏,水敏性第一和第三凹陷較強,而第二凹陷的水敏性相對較弱;酸化研究表明,現場目前使用的幾種酸型配比小適合對該盆地進行酸化改造,必須探索新的酸化途徑和配方。
  8. The reservoir sensitivity test turns out that the whole basin is mainly water sensitivity and velocity sensitivity. so the research of reservoir sensitivity in this paper give some solving schemes as follows. water sensitivity of the first sag is strong, especially hydrous expansion of clay mineral ; velocity sensitivity of the second sag is strong, preventing particulate transmit ; permeability of the third sag is bad, to do fracture treatment mainly

    由敏感性實驗證明,整個盆地的敏感性主要以水敏和速敏為主,因此,哈爾濱工程大學碩士學位論文本文的儲層敏感性研究為油層保護提出如下解決方案:第一凹陷水敏性較強,要特別注意防l仁粘1幾礦物的水化膨脹;第二凹陷速敏性較強,要注意防止微粒遷移;第三iui陷滲透性較差,應以壓裂改造為主。
  9. 5 summary a subsurface runoff model with water storage and recharge is developed in this paper based on the bous - sinesq - storage equation. the sensitivity of the model parameters is also tested. the subsurface runoff model is applied to a river basin with observed precipitation, observed air temperature data, observed runoff data, and a base flow separation algorithm in order to vali - date the model application

    5結論與討論基於boussinesq - storage方程發展了同時考慮水分儲存和入滲的地下徑流機制,分析了模型參數的敏感性,並針對淮河流域的的息縣控制站所控制的區域,利用降水徑流資料及通用的基流分離演算法進行了驗證
  10. The sensitivity indices at different growth stages of the two models differ significantly, which indicates that the time of occurrence of water deficit has a great influence on the reduction of the yield of spring wheat an maize

    這一結果可能是由於minhas模型的自變量採用b _ 0和_ i雙重冪指數的數學結構,而能夠較好反映乾旱區作物對水分敏感的特性。
  11. Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account

    通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑;針對超早強的性能要求,試驗比較了不同早強劑及早強性摻合料的性能表現,研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料;考慮到修補混凝土對粗集料粒徑的敏感性,對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析;並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。
  12. In this paper wangzhuang oil field is used as a case of high water sensitivity reservoir to investigate the damage of clay mineral

    筆者以王莊油田強水敏性油藏為例,對粘土礦物危害進行探討。
  13. The identification of strong - water sensitivity reservior and low - resistance reservior

    強水敏儲層低電阻油層的識別
  14. The high water sensitivity reservioir is that the permeability declines exceed 70 % when outside liquid enters formation

    摘要強水敏油藏指儲層遇到外來流體后,滲透率的下降幅度超過70 %的油藏。
  15. Such chemical sensitivity suggests to scientists that organisms may be easily affected by small but sudden changes in the chemistry of air, water, and land

    這種對化學成分的敏感使科學家認識到,空氣、水體和土地中的化學成分突然的,哪怕是很小的改變,都會使生物有機體很容易受到影響。
  16. Several extraction methods for organic pollutants analysis in water sample were introduced, and further discussion on their detection limit and sensitivity was also developed

    摘要綜述水中有機污染物富集與分離方法的原理、優缺點、適用條件,探討各種分析方法的檢測限和靈敏度。
  17. Application of latent power tapping in horizontal wells in remaining oil of thick reservoirs in the later period of strong water sensitivity of daqing oil field

    水平井挖潛技術在大慶油田高含水後期厚油層剩餘油開發中的應用
  18. Based on the investigation, in - situ and lab tests on malan loess carried out in utrecht university of netherlands and lanzhou of gansu province with different methods, the water sensitivity, the hydraulic and shear strength properties of malan loess were studied

    通過多斷面勘測,採用不同的原位及室內試驗方法,分別在荷蘭尤懷特大學和甘肅蘭州對蘭州地區馬蘭黃土的工程地質性質進行了系統測試。
  19. Bituminous mixtures - test methods for hot mix asphalt - part 12 : determination of the water sensitivity of bituminous specimens

    瀝青混合物.熱混瀝青用試驗方法.第12部分:瀝青樣品的水敏感性測定
  20. Bituminous mixtures - test methods for hot mix asphalt - part 12 : determination of the water sensitivity of bituminous specimens ; german version en 12697 - 12 : 2003

    瀝青混合物.熱混瀝青用試驗方法.第12部分:瀝青樣品的
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