moisture potential 中文意思是什麼
moisture potential
解釋
濕度勢-
In the case of grain legumes, lupines and field peas, french ( 1990 ) has assessed their potential yields, based on available soil moisture similarly to his work with wheat
用其與小麥相似的研究方法，根據土壤有效水分評估了豆科糧食作物、羽扇豆和紫花豌豆的產量潛力。 -
The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm
結果表明：此次霍山暴雨發生前後，存在明顯的大強度低空急流，並受到中尺度切變線的影響，而且正渦度的加強引起了輻合加劇，提高了上升速度從而引起降水，同時暴雨發生前螺旋度的迅速增強，也為預報提供了根據，另外水汽通量的輻合以及分析位渦反映出的斜壓對流不穩定都充分體現了這次降水的特點。 -
Assuming that the moisture contents in the lysimeter at the time of measurement remain the same as the previous day, the difference between the added water and the overflow represents the potential evapotranspiration
假定蒸散量測定裝置內的含水量在兩次量度時間之間保持不變，則灑上草面水分和漏出水分之差即代表可能蒸散量。 -
The unsaturated equations may be written with moisture content and potential as the dependent variables.
可以把含水量和勢作為應變量來寫非飽和方程。 -
The above analysis showed that this heavy rainfall event took on obvious meso - scale characters and was the combination of the three flows, so we can deduce : ( 1 ) surface southeasterly wind and topography may play the main role in this event ; ( 2 ) the easterly cold air rushing into the southern shaanxi province in the lower troposphere was strongly relative to the form of surface cold - front type of occlusion ; ( 3 ) there were two reasons for the secondary circulation ' s strengthen in the evening, one was the effect of a mountain - valley wind and the other may be latent heat leading to ascending motion ; ( 4 ) the shape of potential instability stratification corresponded well with the development of the warm - moisture advection ; and ( 5 ) the vapor providing essential thermodynamics was transported by a southwesterly low - level jet from the bay of bengal and the south china sea. furthermore, with the effect of terrain, the southern shaanxi province became the center of this extremely heavy rain process
中尺度結構分析表明，本次暴雨具有明顯的中尺度特徵，是由三支氣流共同作用的結果，分析發現（ 1 ）地面東南風和地形在這次大暴雨過程起主要作用； （ 2 ）東路冷空氣主要是通過中低層侵入陜南地區的，並與地面冷式錮囚鋒的形成密不可分； （ 3 ）夜博士論文:中尺度地形對陜南暴雨的影響研究間垂直次級環流發展加強可能有兩個原因，一個是由於地形山谷風的作用，另一個是降水的潛熱釋放激發了上升運動: （ 4 ）位勢不穩定層結的形成與低層暖濕平流的發展有很好的對應關系; （ 5 ）本次暴雨的水汽主要靠偏南風急流將孟加拉灣和中國南海的水汽輸送至西北地區東部，為暴雨的發生提供了必要熱力條件。 -
The phase change of soil moisture and inflation of the frozen moisture c ause the reduction of hydraulic conductivity by reducing the area of flow section and the aperture of soil pore space, increasing the capillary resisting force to soil moisture, and decreasing the water potential gradient because of the increasing of movement distances of soil water
導水率減小是凍結土壤入滲能力減小的根本原因，而土壤中液態水的相變是導水率減小的根源所在。土壤水分的相變及其膨脹通過減小土壤水分過水斷面面積和孔隙孔徑，增大阻力和由於增長運動距離而減小水勢梯度使凍結土壤的導水率降低。 -
Sometime the matrix potential of soil water, moisture capacity and the total content of salt capacity in the soil have the same trends of change with depth
在包氣帶剖面中，在某時刻水土勢、含水量、含鹽量隨深度變化的趨勢相同。 -
Potential evapotranspiration is defined as the evapotranspiration that would occur if a plant is supplied with ample moisture at all times
可能蒸散量的定義則為在植物表面經常保持濕潤的狀況下所可能出現的蒸散量。 -
Soil moisture curve is elementary curve that shows the relation between potential energy and the content of water soil and analyses retaining and transporting in soil water belt
摘要土壤水分特徵曲線是表徵土壤中水的含量與勢能之間的關系，是研究包氣帶土壤水分的保持和運移所用到的基本特性曲線。 -
The plants growing on the land surface can be affected by the occurrence and movement of water and salt in the aeration zone. in order to understand the characteristics of occurrence of water and salt in the aeration zone, we installed three tensionmeter systems. which includes 35 ceramic cups, in the soil of ejnqi oasis on the downstream of heihe river in inner mongolia province. the moisture potential distribution in aeration zone was observed, and the samples of water and soil were collected along the heihe river
為了了解綠洲包氣帶水分、鹽份的分佈特徵，我們在黑河下游的內蒙古額濟納旗綠洲安裝了3組35支負壓計，觀測包氣帶中的水土勢，並沿黑河河谷從下游的額濟納旗到中游的張掖採集土樣和水樣，測試土壤的易溶鹽和潛水的化學成分，從包氣帶中水土勢和鹽份兩個方面來研究乾旱地區水分和鹽份在包氣帶中賦存和運移規律。 -
Moisture accumulation can cause condensation and microbial growth, causing potential impacts to iaq
積水會滋生細菌，對室內空氣質素帶來潛在威脅。 -
In the first part of paper, we introduce the appliance of doppler weather radar in meteorological work in the near future, and simply enumerate all kinds of adjoint methods to retrieve data of radar. in the second part of paper, we choice some methods that are usually used domestically and overseas, compare excellence and flaw of the methods by using data of simulate wind field, analyze synthetically the precision of simulate result, the length of retrieval time and the structure of data distributing, lastly decide to regard ameliorated quasi - 4d adjoint method as retrieval technology in the paper. in the third part of paper, we retrieve the data of single doppler weather radar in hefei, anhui province, then calculate 3d wind field, streamline field, divergence, vorticity, helicity, moisture flux, divergence of moisture flux and potential vorticity from the result of retrieval
文中第一部分對近年來多普勒天氣雷達在氣象工作中的應用作了介紹，同時簡單的羅列了反演雷達資料的各種變分方法；接下來在第二部分選取了幾種國內外常用的反演方法，利用模擬的風場資料比較各種方法的優缺點，從模擬結果的精度、反演時間的長短、資料的分佈結構上綜合分析，最後決定將已做改進的準四維變分分析方法作為本文的反演工具；第三部分就是反演安徽合肥多普勒天氣雷達資料，然後由反演得出的風場計算了各個時間各個層次的三維風速、流場、散度、渦度、螺旋度、水汽通量、水汽通量散度和位渦。 -
The effect of horizontal component in moisture potential vorticity is larger than that of vertical component. that is a big difference between torrential rain in summer and snowstorm in winter. the instability in the middle and lower layer of troposphere is one of the triggers in snowstorm
進一步分析表明，條件性對稱不穩定判據濕位渦的兩個分量中，水平分量在暴雪產生過程中所起作用要大於垂直分量，這是與夏季暴雨過程中得到的結論截然不同的。 -
Water saving and high yield irrigation models of rice and soil moisture potential control criteria
水稻節水高產灌溉模式及土壤水分能量調控標準研究 -
Especially they have great potential for use as gas or moisture barrier or antibacterial material
乳清分離蛋白塗層復合薄膜具有取代日前阻氧性合成包裝材料的潛力。 -
If you test or specify material properties of hot mix asphalt, this manual will help you learn the causes of moisture damage and stripping, test methods to evaluate moisture damage potential, treatments to prevent moisture damage, and best practices to minimize moisture damage in hma pavements
如果你從事熱拌瀝青材料性能的檢測工作，這本手冊將幫助你了解水損害和脫模的原因，對潛在水損害的進行評估的測試方法，預防水損害的處理方法，以及將熱拌瀝青混凝土路面水損害程度降到最低的最實用方法。 -
Studies show that radar has great potential to provide useful near surface moisture mapping
研究結果顯示，以雷達量測來對映土壤表面?度具有極大的潛力。 -
Examination of past research results indicates that crop yields, even in research trials hardly ever reach their yield potential, as calculated from soil moisture availability
考察以往的研究結果，即使在試驗的條件下，也很難達到根據土壤水分有效性所計算出來的產量潛力。 -
Potential evapotranspiration is defined as the evapotranspiration that would occur if a plant is supplied with ample moisture at all times. daily measurements have been made at king s park since 1951
可能蒸散量的定義則為在植物表面經常保持濕潤的狀況下所可能出現的蒸散量。
分享友人