濕潤土地 的英文怎麼說
中文拼音 [shīrùntǔde]
濕潤土地
英文
springy land-
Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method
在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非均勻性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型This form has also accumulated in the subsurface horizons of many soils in humid regions.
這種鈣形態在濕潤地區許多土壤的亞表層也有累積。The modified zndx in comparison with others is well indicative of the severity and extent of flood / drought event and of more objective classification of them, which is therefore quite applicable to a extended area. ( 3 ) the main anomaly structures of grades of drought / food in summer over northwest china present pluvial pattern and dry pattern in all the areas, and spatial changes are opposite pattern from the noth to the south and the west to the east. the first four rotated loading vector fields represent four principal precipitation anomaly areas : the weishui river basin, east of the qinghai - xizang plateau
但修訂過的zndx指數根據氣溫、土壤濕度及前期氣候濕潤度等因子能夠客觀的反映出西北地區的旱澇特徵。 ( 3 )西北地區季與年區域旱澇等級表明:西北地區的乾旱雨澇有顯著的階段性和年際變化特徵。 1980 』 s到1990 』 s中期,氣候較濕潤,土壤濕度增墑較明顯; 1990 』 s中期以後是40年乾旱最異常的時段; 1960 』 s旱澇交替發生,旱澇趨勢接近常年; 1970 』 s氣候雖乾旱,但沒有1990 』 s中後期顯著。Trees in leaf and in soggy ground are blown over easily by high winds and are damaged much more than trees after leaf falls.
在濕潤土地上,帶葉樹容易被強風吹倒的危害程度比落葉以後大得多。An empirical solution of characteristic values of wetted solum under surface drip irrigation
地表滴灌土壤濕潤體特徵值的經驗解To the influence of the plateau terrain, the impact of the elevation and the roughness of terrain to every energy component out and incoming are study, and basing the soil spectrum model proposed above, a new radiative transfer model of terrain area was put forwarded in which the soil water content, lai, terrain roughness and elevation were considered synchronously, and incoming scatter light was integral with the solid angle of semi - globe space defined by the slope of the pixel, so scattering lights of terrain and the sky are properly considered, but the operation is still within the acceptable range
地形與反射率的關系是本文研究的一個重點。本文對崎嶇山地象元的各入射光和反(散)射光分量進行了深入分析,在所提出的濕潤土壤光譜模型和植被冠層模型的基礎之上進一步提出了新的適合青藏高原的山地輻射傳輸模型。該模型同時考慮了土壤含水量、植被覆蓋( lai ) 、地形起伏和海拔高度的影響,並以象元坡面定義的半球空間立體角對環境入射光進行積分,使周圍地形和天空散射光均得到適當考慮,計算量又在可接受范圍內。Desertization, land degradation in arid, semi - arid and dry sub - humid area, is one of the environmental problems concerned by human society. it has a direct relationship with the existence and development of mankind
沙漠化即發生在乾旱、半乾旱及半濕潤乾旱地區的土地退化,是人類社會普遍關注的環境問題之一,與人類自身的生存和發展有著直接的關系。The moist fertile land gave off the fragrance of fresh earth
濕潤肥沃的土地散發出清新泥土的氣息。The desertification land in china is mainly distributed in the arid, semi - arid and some of the semi - humid areas in the north. the area of desertification land is very large and it is widely distributed
我國沙化土地主要分佈在北方廣大幹旱和半乾旱,以及部分半濕潤地帶,沙漠化土地面積大、分佈廣,危害非常嚴重。A leached soil formed mainly in cool, humid climates
灰壤,灰化土一種淋洗的土壤,主要形成於陰涼而濕潤的地帶The test research continuous two years, carry out land membrane cover, the ambient conditions that can improve garlic growth growth, raises winter spring soil temperature, maintenance has moist soil, loose, reduce moisture to evaporate run off, it is good to promote garlic to make sprout early, growth better, and take out moss early, raise output and quality, promote garlic to increase production and receipt
摘要經過連續兩年的試驗研究,實行地膜覆蓋,可以改善大蒜生長發育的環境條件,提高冬春季土壤溫度,保持土壤濕潤、疏鬆,減少水分蒸發流失,可以促進大蒜早出苗、齊苗、長勢好、早抽苔,提高產量和質量,促進大蒜增產增收。This research was conducted to : ( 1 ) understand the characteristic and pattern of trickle source infiltration, ( 2 ) study mulched crop evapotraspiration for cotton and corn in a arid climate sandy loam soils. according to the researches of the dissertation, the main results are as follows : ( 1 ) the shape of wetted soil volume is influenced by soil texture, discharge rate and the total volume of applied water in case of trickle source infiltration
本文以粘壤土為研究對象,對微源入滲特性規律進行了系統的室內試驗研究,並且對膜下滴灌大田作物棉花和玉米的需水規律進行了野外試驗,得到了以下幾點結論: ( 1 )地表微源入滲土壤濕潤體的形狀受到土壤質地、供水強度和灌水時間的影響,一般為半個橢球體。Under subsurface drip irrigation, soil wetted front movement when higher soil initial moisture content was quicker than that of when it is lower, so did the supplied water pressure and soil bulk density. the wetted front movement of clay loam was clearly slow than that of sandy soil, especially in the larger soil bulk density
地下滴灌條件下,初始含水量較高的土柱,濕潤鋒運移速度快于含水量較低的;在較高的供水壓力條件下,各個方向的濕潤鋒運移都比低水頭情況下的快;容重越大的土柱濕潤鋒運移速度越緩慢。The earth in the kitchen - garden had a gleaming, wet, black look like the centre of a poppy, and at a short distance away it melted off into the damp, dim veil of fog
菜園的土地猶如罌粟,非常潤濕,變得更黑而有光澤,在不遠的距離以內,和陰沉而潮濕的霧幕融成一片了。Our herbal base lies in the southeast of gansu, where is the natural joint of many highlands and mountains. special geographical features, fertile soil and moist weather make super quality natural herbs abound, such ax artificially planted radix angelicae sinensis, rhiozma gastrodiae, radix glycyrrhizae, radix scutellariae, herba ephedrae, rhizoma polygonati, gerba epimedii, semen armeniacae amarum
藥材基地地處甘肅東南部,位於青藏高原、黃土高原橫斷山脈和秦嶺的交匯地,地理位置特殊,氣候高寒陰濕,這里土地肥沃,氣候濕潤,盛產各種優質中藥材,家種藥材以當歸、白條黨參、紅芪、黃芪等為主,野生藥材主要品種有柴胡、赤芍、防風、天麻、甘草、淫羊藿、黃苓、麻黃、黃精、杏仁、鹿銜草等,俗有「藥鄉」之美稱。And compared to the vertical wetting front, the rate of horizontal wetting front was 1. 22 times higher. different models were used to fit the movement of wetting front, it is found that the polynomial function was a good model
粘質(土婁)土,由於質地細小,在滴灌速率為2 . 67l h時,濕潤鋒徑向移動速率遠大於垂向移動速率,前者是後者的1 . 22倍。The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration
溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型,對環境氣候條件變化十分敏感,為了揭示半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應,本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率,分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響,比較了土壤呼吸速率的晝夜差異,探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。( 3 ) based on the experiments data, it has been found that if the emitter discharge of sdi was little, the depth of pipe buried should be shallow, and the distance between two micro holes should be chosen to equal or close the distance between two lateral pipes, if the emitter discharge of sdi was great, the pipe may be buried deeper, and the distance between two micro holes could be greater than the distance between two lateral pipes
根據一維土柱近似的濕潤輪廓線初步選定了工程設計參數。在地下滴灌灌水器出流量較小情況下,埋深應淺,孔距應選擇和毛管間距相等或接近;出流量大時,埋深可深,孔距大於毛管間距仍可獲得較均勻的土壤水分分佈。The loess plateau of china located at a transitional area where the semi - humid climate is changing into the semi - arid and arid climate
黃土高原地處半乾旱半濕潤向乾旱荒漠的過度地帶。The loess plateau of china is located at a transitional area where the semi - humid climate is changing into the semi - arid and arid climate
黃土高原地處半乾旱半濕潤向乾旱荒漠的過渡地帶,生態環境十分脆弱。分享友人