evaporation in the field 中文意思是什麼

evaporation in the field 解釋
田間蒸發
  • evaporation : n. 1. 蒸發(作用),發散,升華沉澱作用。2. 脫水(法)。3. 蒸氣。4. (電子的)發射。5. 蒸發量。6. 消散。
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • the : 〈代表用法〉…那樣的東西,…那種東西。1 〈用單數普通名詞代表它的一類時(所謂代表的單數)〉 (a) 〈...
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. Based on the field investigations and laboratory examinations, a study of the population of the epiphytic dolichomitriopsis diversformis ( mitt. ) nog. in fanjing mountain reveals that its habitats are different among different host trees, but that there lies the common habitat characteristics of not more than 2m height from the bottoms of host trees trunks, less light, high relative humidity, slow wind speed, slow evaporation speed and long time of remaining humid in middle - lower tree bark ; that it is one dioecious moss species, the morphology is remarkably different between its perichaetium and perigonium, the number of its perichaetia is much more than that of its perigonia, its perigonium is difficult to find out, its sporophyte is upright, its seta is long and thin, its capsule is regular long oval and its calyptra is cucullate

    摘要通過野外調查和室內觀測對貴州省梵凈山樹附生尖葉擬船葉蘚種群的研究表明,其生境因其所附生的樹種不同而有所不同,但具有共同特點:附生在樹干下部距地面2m高的范圍之內,光照弱、濕度大、風速小、蒸發量小、中下部樹皮保持濕潤的持續時間長;其為雌雄異株蘚種,雌、雄器苞形態差異明顯,雌器苞數量多,雄器苞數量少並且難于發現,孢子體直立,蒴柄細長,孢蒴規則長卵形,蒴帽兜形。
  2. In the third chapter, the ratio of soil evaporation to crop transpiration under different furrow irrigation ways adopted in summer maize field was analyzed by using the measured data in lysimeters

    與固定隔溝灌相比,交替隔溝灌土溝的干濕交替循環不會使根區部分土壤出現長期極度乾燥的情況,因此對作物根系的生長和吸收比較有利。
  3. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應速率由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  4. According to the results of the field test, the accuracy of this method in predicting the occurrence of evaporation duct arrives at 80 %, the error of the average predicted evaporation duct height is about 28 % with each error ranging from 24. 6 % to 57. 6 % within the measurement height range

    根據外場試驗的結果,其預測蒸發波導環境出現的準確率可達到80 ,對平均蒸發波導高度的預測誤差約為28 ,在試驗可測量的高度范圍內,不同蒸發波導高度的誤差在24 . 6 57 . 6之間。
  5. On the basis of the existing researches about the fully coupled thermal field and moisture movement in unsarurated loess soils, this paper gives the finite element module of thermal field after consideration of various natural elements such as wind speed, radiation, evaporation, and meanwhile put forwards the finite element module of moisture movement on saturated - unsaturated loess soils. furthermore, the paper also probes into the thermal and moisture transferring and coupled theory, and gives finite element module of fully coupled thermal field and moisture movement in unsarurated loess soils

    在國內外有關非飽和土溫度場、水分遷移場及其耦合問題研究的基礎上,給出了考慮輻射、蒸發、風速等邊界條件的溫度場有限元方程,給出了計算飽和-非飽和土水分遷移場的有限元方程,對非飽和黃土中溫度場和水分遷移場傳輸機理及其耦合問題進行了初步的研究,給出了土體溫度場和水分遷移場之間耦合問題的有限元計算模式,分析了溫度和含水量之間的相互作用和影響。
  6. They are the stellar evaporation in the tidal field, the stellar evolution during the early evolutionary stage, the tidal shocks due to clusters passing through the bulge and disk, and the dynamical friction

    本文考慮的動力學過程有四種,即:恆星蒸發、早期大質量恆星的演化、銀河系核球和盤的沖擊加熱以及動力學磨擦。
  7. It is concluded from the investigations that evaporation duct propagations and other tropospheric duct propagations become very complicate multi - discipline problems at present time including em theory, atmospheric science and applied science etc., and one of the tough and hot issues in the field of tropospheric propagation

    經過多年的研究,目前蒸發波導傳播等電波傳播問題成為非常復雜的多學科問題,涉及到電磁波理論、大氣科學和應用科學等,成為對流層傳播研究中的一個熱點和難點問題。
  8. And this is the first full application of two - layer model in remote sensing. from separated evaporation and transpiration through the model some important field parameters can be derived, such as canopy resistance, co2 flux and crop water use efficiency. a simplified two - layer model was also presented in case of that only radiative temperature is available

    在組分溫度的幫助下,實現了土壤蒸發和植被蒸騰的準確分離,並且用植被蒸騰速率反算出冠層氣孔阻抗、二氧化碳通量、以及作物群體水分利用效率等農田關鍵參數,是遙感獲得此類參數的新思路。
  9. The difficulties of this problem are as follows : there is a grate discrepancy of geology condition of dike in middle - lower reaches of yangtze river, the facts which affect groundwater power field and water chemistry field not only include geologic structure of dike, topography and river network, precipitation infiltration and evaporation condition, but also are closely related to the design scheme of impermeable wall, construction method and construction quality

    本課題研究的難點在於長江中下游堤基工程地質條件差異較大,影響地下水動力場、水化學場的因素不僅與堤基地質結構、地形與河網分佈、降水入滲及蒸發條件,而且與防滲墻的設計方案、施工工法及施工質量等密切相關。
  10. To derive the accumulated daily evapotranspiration from remotely sensed instantaneous evaporation rate is a key step to use this kind of information in other domains. so - called simplified methods and self - preservation methods were introduced and compared, and a self - preservation method was validated using field and remote sensing data

    論文的最後部分討論了從瞬時蒸散速率推算日蒸散量的方法,介紹了簡化法和蒸發比率法的基本思路,分析了存在的主要問題,並用地面數據和遙感數據驗證了蒸發比率法中以長波上行輻射作為分母的方法,結果表明方法可行,精度基本可以滿足要求。
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