water equivalent 中文意思是什麼

water equivalent 解釋
【化學】水當量。

  • 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；...
  • equivalent : adj 1 相當的，相同的，同等的。2 【化學】等價的，當量的；【數學】等價的；等量的；等勢的；【物理學...
  1. The afterheat, which is collected by recovery devices, in winter can be used as the low level thermal source of heat pump, and in summer can preheat feed water, thus equivalent an economizer. because energy flows in the system so reasonably that energy is used to the most, therefore, its energy conservation effect is significant, and the operating expenditure declines consequently. the sewage can be reused after due treatment, thua it has a certain social and ecological benefit, too

    本研究中選用分離式熱管裝置提供洗浴用水，利用水源熱泵裝置，一機兩用，進行空間供熱和製冷，並通過余熱回收器對系統內的余熱進行回收，冬季可作為水源熱泵的低位熱源，夏季可對鍋爐給水進行預熱，起到「省煤器」的作用。這樣實現系統內的能量合理流動，從而達到節能的目的，同時洗浴污水經適當的處理后可以回用，因而還具有一定的社會和生態效益。
  2. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。
  3. Evaluation of the water equivalent of snow ; 4

    融雪徑流量的估算； 4
  4. The result of dca ordination shows that diffirent plant communities and their distributing area vary with the environmental grads in the ordination graph when the first axis of dca denotes altitude change and the sencond axis of dca denotes change of water equivalent in the soil

    Dca排序結果表明， dca第一軸反映海拔變化， dca第二軸表示土壤含水量的變化，隨著環境梯度變化，不同的植物群落在排序圖上也有各自的分佈范圍。
  5. A waterspout occurs over water, and tornado is its equivalent over land

    水龍卷發生在水面，在陸地時就是龍卷風。
  6. Nuclear energy. measurement of environmental radioactivity. water. measurement of alpha activity index in terms of plutonium 239 equivalent in low salted water

    核能.環境放射性的測量.水.依據低鹽水中鈈239當量測量放射性指數
  7. Nuclear energy - measurement of environmental radioactivity - water - measurement of alpha activity index in terms of plutonium 239 equivalent in low salted water

    核能.環境放射性的測量.水.根據低鹽水中的鈈239當量測量活性指數
  8. Do not use 50 / 50 tin - lead solder ( or any lead based solder ) in potable water lines. use 95 / 5 tin - antimony or other equivalent material

    在飲用水管道上不要採用50 / 50鉛焊料（或任何鉛基焊料） 。請採用95 / 5錫-銻或其他等同材料。
  9. Abstract : according to the base flow separation results from hydrographs in many watershed, the best regression equation expressing the relationship between annual precipitation infiltration coefficient and the weight of different strata area to total area of the watershed is established. the equation can be used to calculate the precipitation infiltration recharge for different ground water basins in which the strata distribution and the precipitation are given. the precipitation recharge is equivalent to the ground water recharge in some mountainous area where the exploitation of ground water resources are far from being sufficient

    文摘:降水入滲補給系數與地層相關分析的目的，是為推求山丘區降水入滲補給量.魯中山丘區是由各種不同地層出露組成的山丘區域.在多個水文流域基流分割基礎上，建立流域年均降水入滲補給系數與各種地層出露面積占流域總面積權重間的最佳回歸方程，利用該回歸方程和地層分佈及降水量推算不同地下水流域的降水入滲補給量.在地下水開發利用不高的山丘區，降水入滲補給量即為地下水補給量
  10. Illuminance level on a surface. the hydraulic equivalent is represented by the amount of water falling onto the surface in question, within the time unit

    重要?何?推? ， ?照度的定? ?得， ?是很有用的可以去了解光在空?中的?散情形。
  11. In all cases, the certainty equivalent of water users decreases with risk attitude

    不過，水權人在兩種配水制度下的利差，則無如此明確的關聯。
  12. When more water power is wanted in a particular district, than there are falls of water to supply it, persons will give an equivalent for the use of a fall of water

    一旦某一地區對水力資源的需要量超過水利資源的供應量，人們就得為使用水利資源支付等價物。
  13. The shallow water equations used were equivalent to those discussed above.

    這里採用的淺水方程相當於前面討論過的方程。
  14. Crates of bottled water were taken to the family villa in st tropez - the equivalent of coals to newcastle. fayed ' s private gulfstream jet transported five sacks of sand to finland to make a beach for the fayed children, only to be swept away

    法耶德的灣流型私人噴氣飛機將五袋沙子運到芬蘭以為他家的孩子們造一片沙灘，結果只是沙子被海水沖走。
  15. Experimental techniques for simulating cavity decoupling explosion in laboratory wear developed, which include a center initiating explosive charge designed in shape of mini - spherical with yield equivalent to 0. 125 ~ 8. 00gtnt, circular electromagnetic particle velocity gages and aluminum bar strain gages measurement techniques, spherical divergent stress waves generator. large amount of tamped and cavity explosion experiments had been made in granite, soil, cement mortar and water media environment, respectively

    本文建立起了包括中心起爆的0 . 125 8 . 00gtnt微型球形炸藥裝置的研製、圓環形電磁粒子速度計及鋁桿應變計測試技術和球形發散應力波實驗裝置等在內的實驗室微型藥量空腔解耦化爆模擬技術，並在花崗巖、土、水泥砂漿和水等介質中進行了大量的填實和空腔爆炸實驗研究。
  16. In developing countries, meat - eaters use resources equivalent to 5, 000 litres 1, 100 gallons of water a day compared to the 1, 000 - 2, 000 litres 200 - 400 gallons used by people on vegetarian diets

    在開發中國家，相較于素食者每天只使用1千至2千公升的水，肉食者每天則要用掉相當於5千公升1千1百加侖的水。
  17. They calculate that the impact of a body 250 kilometers wide would have delivered energy equivalent to 100 billion megatons of tnt to the planet, melting exposed polar ice and injecting enough water into the atmosphere to rain out 16 meters of precipitation

    研究人員推算，直徑250公里的星體對火星的沖擊能量相當於1000億個百萬噸黃色炸藥，足以融化裸露的兩極冰帽，將大量的水帶入大氣，造成16公尺的降雨量。
  18. The comparison of stomatal parameters in leaf cuticles between two fossil angiosperms from the pliocene in west yunnan and their nearest living equivalent species indicates a little higher atmospheric co2 level at that time than the present, while carbon isotopic composition of fossil cuticles demonstrates much higher carbon isotopic discrimination and slight lower water use efficiency, showing a warmer and wetter climate than today

    摘要對滇西騰沖新近紀兩種被子植物葉片及其現存對應種的氣孔參數和碳同位素組成的綜合分析表明：當時的大氣co2濃度略高於現在水平；化石種的碳同位素分餾值高於現存對應種，但水分利用效率低於現存對應種；這證明當時的氣候條件比當前更為溫暖濕潤。
  19. Then, the equivalent rcs of rain and fog are discussed, which of rain is discussed at different polarization state of radio wave, which of fog calculated using equivalent complex refraction constant is compared with that using complex refraction constant of water. after that, the effects on radar deriving from rain or fog are discussed qualitatively

    在前面的研究的基礎上，文中計算了不同極化狀態波作用時，雨的等效rcs ；用了等效介電特性計算了霧的等效rcs ，與用水的介電特性計算的等效rcs作了比較，在計算了雨、霧的等效rcs的基礎上定性討論了雨、霧對雷達的影響。
  20. This summer, the state council, china ' s equivalent of a cabinet, approved national regulations to improve controls over the yellow river and better regulate water use, partly by raising prices

    今年夏天，國務院頒布了關于改善黃河治理，優化水源利用條例，其部分行政手段就是調高水費。
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