area of source 中文意思是什麼

area of source 解釋
來源地區
  • area : n. 1. 面積;平地;地面。2. 空地;〈英國〉地下室前的空地。3. 地區,地方;〈比喻〉區域;范圍。
  • of : OF =Old French 古法語。
  • source : n 1 源頭,水源,源泉。2 根源,本源;來源。3 原因;出處;原始資料。4 提供消息的人。5 血統。vt 〈美...
  1. Conditions that are correlated with accelerated deposition include drainage area, gully development, and texture of source material.

    與加速沉積有關的條件包括流域面積,溝壑發育狀況和土壤結構等。
  2. Caco3 not only affects soil physical and chemical characteristics but also causes co2 change in the air, because caco3 is main components among the total pool of inorganic carbon of soil. this paper systematically summarized and analyzed general development characteristics of soil profile caco3 in loess hill gully area including source, content, forming - condition, distribution and illuviation - depth of caco3, which will have the most important significance for the further studies on global soil and climate change

    碳酸鈣在土壤剖面中淀積的深度和類型是黃土高原土壤發育的重要標志,鈣積層是黃土高原土壤發育環境的歷史信息庫,同時土壤碳酸鈣作為土壤無機碳庫重要組成,它通過溶蝕后再結晶與大氣co _ 2之間進行物質交流來影響全球氣候變化。
  3. The function of illumination optics for projection displays is to direct light source onto a small area of microdisplay within a limited incident solid angle, and therefore the collection efficiency is especially important compared to other illumination applications, which is also the main technical issue for led application to projection displays

    摘要投影顯示之照明系統須將光能量集中照明於一小面積與小角度之內,相較于其他照明之應用,其集光效率之考量更為嚴苛,亦為發光二極體于投影顯示照明應用中最主要之技術課題。
  4. As for in the international import - export trade aspect, for many years we directly has imported the high quality from japan and the high tech area the source of goods, admires asks to the low - price quality merchandise to sell

    至於在國際進出口貿易方面,多年來我們從日本及高科技地區直接進口高品質的貨源,慕求以價廉物美出售。
  5. By comprehensive analysis of hydrogeology condition, hydrology monitoring and particles tracing tests in the cavity area of benxi, the paper researches on the recharged source and its condition of sub rivers this area

    摘要通過對遼寧本溪水洞區域水文地質條件、水文監測和示蹤試驗等資料的綜合分析,對本溪水洞地下暗河的補給源及補給條件等進行了系統研究。
  6. Using evidence weight method, the authors selected tectonic activities, hydrocarbon abundance and thickness of source rocks, level of reservoir, complexity of reservoir, degree of mineralization of formation water as the evidence layers to evaluate the favorable zones of lower palaeozoic pools at the north edge of the middle and lower yangtze area

    摘要利用地質異常研究中的證據權重法,選擇構造活動、烴源巖有機質豐度、烴源巖厚度、儲層級別、儲層復雜程度、蓋層發育程度、地層水礦化度作為證據層,對中下揚子北緣下古生界油氣成藏有利區帶進行了評價。
  7. A large area of bare sandland distributed in beijing and its surrounding areas is one of sand source areas which contributes to high - frequent sand storms in beijing in recent years, whereas increasing of surface coverage condition is one of effective measures to lessen local blown - sand activities

    摘要北京及其周邊地區分佈的大量裸露沙荒地是北京近年來沙塵暴頻發的主要沙源之一,而增加其地表覆蓋狀況則是遏止就地揚沙起塵的有效措施之一。
  8. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻合積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  9. Qianwei area is located in the southwest of sichuan basin, with the controlled area of more than 5000 square kilometers. the earlier exploration results in the study area and concerned information in the neighboring area show that it has rich hydrocarbon source

    犍為地區位於四川盆地西南部,工區控制面積5000餘平方公里,前期勘探成果和鄰區勘探資料已顯示該區有豐富油氣資源,區內下三疊統嘉陵江組為重點目的層。
  10. The study also reveals the relationship between pasture ' s growth period, yield and their relation to weather factors and the evolvement characters of grassland vegetation under the background of drought climate, and refers to the main factors of the influence on grass - turn - green period as water condition in qinghai lake areas, and the main factors as the quantity of heat in the southern area of qinghai. because of the drought in the " three rivers source area ", the growing season is shortening and the production of the grass is decreasing clearly

    揭示了牧草生育期、產量以及群體結構與氣象因子之間的關系和氣候乾旱化影響下草場植被的演變特徵,提出了影響環湖地區牧草返青期的主要因子是水分條件,影響青南地區牧草返青的主要因子是熱量條件, 「三江源」地區由於氣候乾旱化,導致牧草生長季呈縮短趨勢,牧草產量明顯下降。
  11. As one of the most advanced research problems in data warehouse system, data lineage tracing may play an important role in the area of in - depth data analysis, and help us to validate the source data, cleaning rules and transformation rules, and thus improving the quality of data warehouse

    數據志跟蹤技術是數據倉庫研究中一個最新的前沿性課題,不僅可以支持更全面、更深入的數據分析,還可以幫助技術人員驗證源數據、清洗規則和轉換處理的正確性,從而提高數據倉庫的質量。
  12. Application of 3s technologies in dynamic monitoring of soil erosion in the source area of the danjiangkon reservoir

    技術在丹江口水庫水源區水土流失動態監測中的應用
  13. The source of the water has been confirmed according to its geochemistry characteristics, reference formation water characteristic parameters and water classification by taking the carbonate buried hill reservoir of ordovician in lunnan area of tarim basin as an example

    以塔里木盆地輪南奧陶系碳酸鹽古潛山油氣藏為例,根據測試水的地球化學特徵,參考地層水標準參數和測試水分類,確定了測試水的來源。
  14. Mainland s accession to wto which would bring more trade and investment flows to the mainland in the long term and hence would increase the area of cargo source and the volume of cargo flow passing through the hong kong port

    長遠而言,中國加入世貿會為內地帶來更多貿易和吸引更多外國投資,因此帶來之經濟發展會擴闊香港貨源地區的范圍和增加運經香港港口的貨物量。
  15. ( 4 ). the main stage of oil generation of the source rocks occurred during 9 my to present, which can match with trap formation in the east slope area. with the combination of good migration conditions, it has been believed that the slope area of the bozhong depression is the main source area

    ( 4 )渤中凹陷斜坡帶es _ 3與ed _ 2烴源巖主生油期出現在9my ?現在,成烴期與東斜坡區圈閉期在時空上相匹配,加之有良好的運移通道,是東斜坡區主要的油源區。
  16. Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  17. Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume

    文摘:運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區
  18. According to the facts of chemical spill accidents in waterway transport, systematic analysis is made on the suitable dispersion models and source strength calculation models of multiple spilled substance, resource and environment respectively, so as to decide the poison and fire & explosion danger area of an accident through the way of dispersion simulation. to resolve the problem to the calculation of spill amount from tanks, calculation formulas on various types of tanks were worked out ; at the same time, research is carried out on the source strength calculation of mixtures with regard to the possible spillage of chemical mixture in waterway transport. for the sake of convenient application, a computer software for the simulation of dangerous area is developed which can provide great assistance to the decision - making of emergency response and reach the target of reducing the damage of the life, property and environment to the smallest degree

    根據水運化學品泄漏事故的具體實際,針對各種泄漏物質、泄漏源和環境條件研究了各自適用的擴散模式和源強計算模型,以便通過擴散模擬確定事故的毒害和火災爆炸危險區域;為解決儲罐泄漏量計算困難的實際問題,推導了適用各型儲罐、液艙的泄漏量計算公式;針對化學品水路儲運泄漏事故中泄漏物質可能會以混合物形式存在的情況,探討了混合物的蒸氣釋放源強計算;為方便實用,開發了蒸氣擴散危險區域模擬計算機軟體,從而為事故應急決策提供了有力的輔助支持,以達到盡可能減少人員傷亡和財產損失,減輕環境污染的目標。
  19. Analyses of grain size and mineral components of surface sediments in the offshore area of the northeastern shandong peninsula were carried out to reveal the sediment source and the relationship between the characteristics of grain size distribution and sedimentary dynamic conditions in the littoral zone off the northeastern shandong peninsula

    摘要對山東半島東北部濱淺海區海底表層沉積物的粒度和礦物組分進行了分析,探討了其物源及其粒度分佈特徵與沉積動力條件的關系。
  20. According to the sr - nd isotopic characteristics of peridotite xenoliths and their host basalts, it indicates that xenoliths in hannuoba, puning area may represent source area of the host basalt because of the xenoliths and host rocks being in the same plot ; however, the xenoliths is not directly related to their host rocks of the others area for the xenoliths plot out of the range of their host basaltic rocks. thermal dynamics calculation shows that the peridotite xenoliths are formed in the condition of pressure of 9. 45 - 25kb and temperature of 945 - 1281

    橄欖巖包體及其寄主玄武巖的sr - nd同位素研究表明,漢諾壩與普寧地區部分包體樣品投點落在其寄主玄武巖nd和sr同位素的分佈范圍內,表明橄欖巖包體代表了寄主玄武巖的源區,而其它大部分地區的包體其寄主玄武巖范圍之外,表明寄主玄武巖和橄欖巖包體無成因聯系,橄欖巖包體只是偶然包體。
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