rainfall frequency 中文意思是什麼

rainfall frequency 解釋
降雨頻率
  • rainfall : 下雨，雨量。
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. There are low frequency vortex moves northward at low - latitude and southward at mid - latitude ; there are low frequency vortex moves northward at low - latitude and southwestward at mid - latitude in flood years, it ' s easily to bring on convergence or divergence in large - scale and heave rainfall

    （ 3 ）澇年低頻olr在經向上同時存在由低緯度向北和由中高緯向南的傳播，二者交匯在20 30 n之間。旱年則沒有顯著的匯合區。
  2. Rainfall frequency and amount are thus crucial factors in determining the position of deposition in a soil profile.

    降雨次數和降雨量是左右溶質在土壤剖面中沉積位置高低的決定性因素。
  3. Tp is rise with high frequency of rainfall and field drainage from june to september

    6 9月頻繁的降雨和水稻田排水，造成濕地水中tp濃度上升。
  4. The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions

    描述:探討農業耕地的水澇問題；灌溉導致的土壤鹽堿化；地表灌溉；地下水的再利用；地下水水力學；雨水與水流失的關系；淺地表排水；土壤開墾及水澇，酸性，堿性土壤的改良；片段線形回歸和累積頻數分佈的統計分析等。
  5. 6. when the rainfall frequency was 83. 11 % that belong to low energy of rainfall, vegetation cover rate that was bigger than 80 % can totally diminish runoff energy, and prevent soil erosion. with eroded rainfall energy increasing the cut rate of vegetation for erosion gradually weak

    （ 6 ）對于發生頻率為83 . 11的低動能降雨，植被蓋度80可完全削減徑流能量，防止水土流失；隨著侵蝕性暴雨動能的增加，植被對徑流能量的削減率逐漸減弱。
  6. The rainfall intensity - duration - frequency form is an experimental form based on a large number of rainfall data, but the theory base is unclear

    暴雨公式是基於暴雨資料而建立起來的經驗性公式，尚無合理的理論解釋。
  7. The scaling hypotheses is applied to the relationship of annual maximum rainfall intensity and duration. the rainfall intensity - duration - frequency form is proved based on the temporal scaling property of rainfall

    由年最大平均暴雨強度隨歷時變化的標度性質推導出暴雨公式的形式，找到了暴雨公式的理論根基? ?暴雨在時間上分配具有自相似性的結果。
  8. Based on the analysis of suzhou ' s urbanization process and annual rainfall time series analysis of suzhou and wangting precipitation stations during 1953 ~ 2000, by comparing rural precipitation ( wangting precipitation station ) with urban precipitation ( suzhou precipitation station ) and comparing rainfalls at each station in different periods, the authors analyzed the effect of urbanization on distribution of annual rainfall, precipitation, rainfall frequency etc

    在分析了蘇州城市化發展進程的特點及1953 ~ 2000年降雨時間序列特徵基礎上，採用同時期城區（蘇州站）與郊區（望亭站）雨量橫向對比、城市化發展不同時期同一站雨量縱向對比的方法，研究了城市化對該地區降雨量、降雨年內分配、降雨發生次數等的影響。
  9. Rainfall intensity, frequency, and duration relationship curve of rainstorm was developed in the six period of the city zone in xi ' an, i. e. lh, 2h, 3h, 4h, 5h, 6h respectively, by adopting the curve method of pearson type 3 curve, and the rainstorm type which occur only once a year in 12h was developed

    採用皮爾遜型曲線方法，設計出了西安城區1h 、 2h 、 3h 、 4h 、 5h 、 6h這6個時段的暴雨雨強頻率歷時關系曲線，並設計了歷時12h的1年1遇暴雨雨型。
  10. But in the east, 30 ~ 60 - day low frequency propagates toward north and west and 10 ~ 20 - day low frequency spreads to south from mid - latitude as well as to east from 90 " e. 10 - 20 - day and 30 - 60 - day low frequent rain band centers, located in south china, upper - middle yangtze basins, northeast china, north china and the west part of china, are all important parts of asian summer monsoon rainfall

    東部地區， 30一60天振蕩有明顯的向北及向西傳播; 10一20天低頻降水隨位相從中緯度向南傳播，同時從90 ? e向東傳播。東部地區的10一20天和30一60天低頻雨帶中心都是東亞夏季風降水的重要組成部分，當地的夏季風降水受這兩種低頻振蕩調制。
  11. We are already seeing changes in rainfall ; an increase in the frequency and severity of extreme weather events ; melting sea ice and permafrost ; retreating glaciers

    氣溫不斷升高，降水量開始改變，極度惡劣的天氣情況愈加頻繁，破壞力也更大。海平面的冰塊開始溶化，永久凍土也開始解凍，冰山開始消退。
  12. The varied range of co2 concentrations in vegetation air system are mainly influenced by the amount of rainfall, secondly the rain frequency

    濃度降低的幅度主要取決降雨量的大小，其次才是降雨的頻率。
  13. 3. it is clear that co2 concentration of epikarst ecosystem has been influenced for rain. the varied range of soil co2 concentration is mainly influenced by rain frequency, secondly the amount of rainfall for the epikarst ecosystem of woodland and uncovered land

    3大氣降水對表層帶巖溶生態系統各層coz有明顯的「沉澱」作用，影響林地與裸地土壤各層coz濃度降低的幅度主要取決于降雨的頻率，其次才是降雨量，而影響植被? ?空氣系統各層co 。
  14. In autumn, the variation of frequency of the landing tropical cyclone is also great, the biggest is nine, the smallest is only zero. seeing from the nine - year smoothing curve, there is obvious variation in inter - decade scale for frequency of landing tropical cyclone in summer. there is a clear positive relationship between frequency of landing tropical cyclone in summer and summer rainfall of some north city and middle part of vietnam

    夏季登陸越南熱帶氣旋頻數與同期越南北部個別城市降水有顯著正相關關系;夏季登陸越南熱帶氣旋頻數與越南中部夏季降水有比較顯著的正相關關系，夏季登陸越南熱帶氣旋偏多，越南中部夏季降水亦偏多，反之亦然;秋季登陸越南熱帶氣旋頻數與同期越南北部降水有顯著正相關關系，同時與同期越南中部降水也有非常顯著正相關關系，即秋季登陸越南熱帶氣旋頻數偏多，則秋季越南中部和北部降水有偏多趨勢，反之亦然
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