覆蓋度 的英文怎麼說

中文拼音 [fùgědù]
覆蓋度 英文
blockage factor
  • 覆 : 動詞1. [書面語] （蓋住） cover 2. [書面語] （底朝上翻過來; 歪倒） overturn; upset 3. 同 「復」 （Ⅱ1. 2. ）
  • 蓋 : 蓋名詞（姓氏） a surname
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 覆蓋 : 1 （遮蓋） cover; overlap 2 （植被） plant cover; vegetation3 （保護層 覆蓋物） cover; covering; ...
  1. Then based on the method of dimidiate pixel model, the current model is improved, and the model of deriving vegetation fraction from normalized difference vegetation index ( ndvi )

    然後在像元二分模型的基礎上對已有模型進行改進，建立用ndvi歸一化植被指數估算植被覆蓋度的模型。
  2. Surfaces for sports areas - method of test - determination of ground cover of natural turf

    運動場表面.試驗方法.天然草皮地面覆蓋度測定
  3. The classified result show that the grass land of this region retrogressed badly in 2000 : the appreciable retrogression proportion of the grass land is 15 %, the moderate retrogression proportion is 15 % ; the serious retrogression proportion is 8 % ; the area of desert is 2755. 27km2 and the proportion is 19 %, which had increased about 88. 9 % in eight years

    植被覆蓋度分類結果顯示， 2000年該地區草地退化比較嚴重： 21草地輕度退化， 15的草地中度退化， 8的草地重度退化，土地沙化面積為2755 . 27km ~ 2 ，比1992年增加了88 . 9 。
  4. And the thin films have few defects and a uniform stoichiometry, and also excellent electrical and optical properties

    制備的cds薄膜均勻、緻密、覆蓋度好、薄膜的物理性質優良。
  5. Meanwhile, an artificial imitation rainfall system was developed in order to study the characteristics of city underlying surface and make experimental check up about the relative appraising index, on which 200 rainfall experiments are made, analyzing the effect of rainfall intensity to the runoff of underlying surface ; the relationship between runoff permeability and unit factor of rainfall intensity and duration ; the effect of rainfall intensity, duration, soil moisture content, and temperature to the runoff permeability ; the relationship between rainfall quantity and runoff permeability, and make mathematical imitation to the expe rimental results, to find the mutual - relationships, and make discussion about the differences between equations of fit

    同時，為研究城市下墊面的產匯流特性研製了一套人工模擬降雨系統，並對相關評價指標進行了實測校驗。在此基礎上，進行了200多場降雨實驗，分析了雨強、歷時、土壤前期含水量、溫度、降雨量、不同下墊面和不同覆蓋度等對產匯流的影響，及各種因素對徑流系數的影響和相關性，建立了一定條件下歷時徑流系數，雨強徑流系數，流量徑流系數的函數模型。
  6. The characteristics of biodiversity of yellow river delta are as follows : the vegetation structure is simplex and coverage is lower, which is characterized with obvious younger nature and abundant wetland ; the flora composition is simple, the plants usually could resist against salt and drought ; the xerophytes and meso - xerophytes are abundant, there are many mutual species with inner mongolia, which incarnated the biology corridor function of yellow river ; there are many animal species belong to national protected species, so the significance for biodiversity protection is great

    黃河三角洲地區生物多樣性主要表現出如下特點：植被結構簡單、覆蓋度低、生態系統年輕性特點和濕地生態系統特點明顯；植物種類少、常具有抗鹽、抗旱特性；旱生、中旱生植物以及與內蒙古共有植物種類多，充分體現了黃河的生物廊道作用；主要保護動物種類多，生物多樣性保護意義重大。
  7. A higher surface coverage and a lower film capacitance were obtained with a subsequent modification with alkanethiol, indicating a significant improvement in the quality of the films

    用烷基硫醇進一步修飾席夫堿自組裝膜后，表面覆蓋度明顯增加，而膜電容顯著降低，說明膜質量得到了改善。
  8. Vegetation fraction is a most important indicating to vegetation, and it is one of the most important factors of eroding soil

    植被覆蓋度是衡量地表植被狀況的一個最重要的指標，也是影響土壤侵蝕與水土流失的主要因子。
  9. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀，本文借鑒眾多學者的研究方法和觀點，在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地，在玉米區進行了不同數量的施肥，通過野外試驗，採集一年自然降雨產流及泥沙樣品，同時採集降雨前後的耕層土壤樣品，研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響，結果表明：土壤侵蝕和氮磷的流失受諸多因素的影響，降雨量、降雨強度是重要因子，而降雨強度是影響農田地表徑流養分流失的最重要的氣象因子，特別是暴雨，暴雨徑流中氮磷濃度較平時高得多；隨作物生長，覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異，氮磷流失都表現為顯著的差異。
  10. The evapration of water area is calculated by et0 multiplied by kc ; and then the evapotranspiration estimation models for other categories ( singular underling surface ) are presented ; based on bare soil and dense grass models the evapotranspiration estimation models for partly grass covered surface is presented combined with vegetation fraction data. it is feasible and logical each categories using singular way and mean, the result of regional evapotranspiration over south ningxia is given

    將水體單獨處理，由參考作物蒸散乘以比例系數直接計算得出水體蒸發；建立了4種單一類型下墊面（裸地區、草地完全覆蓋區、喬木林區、灌叢區）蒸散計算模型；對混合下墊面（草地?裸地區）區域蒸發（散）計算方法使用裸土和草地完全覆蓋蒸發（散）計算模型，然後結合植被覆蓋度給出。
  11. Spatio - temporal pattern and hierachical characteristics of vegetation fraction from 1990 to 2005 in guangzhou

    廣州市植被覆蓋度等級結構及其時空格局特徵
  12. The middle and lower parts of woodland and grassland had higher soil water contents during rainy season, which resulted from smaller evapotranspiration and more infiltrated water with a lower gradient. however, upslope runoff infiltration was another reason for hillslope with a lower cover ratio, such as bare land

    雨季林草地坡中下部土壤水分含量較高的原因，可能主要與其蒸散較小且坡度較緩導致入滲水量較多有關；但是對于植被覆蓋度較低的坡地（如裸地） ，坡中下部土壤水分含量較高還與上方來水有較大的關系。
  13. Coverage is an important quantitative index for plant community structure

    摘要蓋度或者覆蓋度是植物群落結構的一個重要數量指標。
  14. Through investigating their index of growth and soil water content from april to october, observing their species composition in july and above - ground biomass in september, measuring seasonal changes of plant moisture stress, net photosynthesis rate, transpiration rate of s. viciifolia and hance, after analyzing all kind of data, the following conclusions can be drawn : 1

    主要結論如下： 1 、狼牙刺的株高在1 . 50m左右、冠幅約2 . 0 2 . 0m 、平均分枝數約為4 . 45 。不同立地條件下，狼牙刺覆蓋度均在50以上，加上林下草灌層在生長旺期總蓋度均能達到70以上。
  15. Parts of grassland birds can use post - fire grassland to breed, they need little nest - materials and their nests are simple, or need smaller nest - site area and canopy of vegetation than other birds ; but the birds that need more nest - materials with fine nests and nest in areas with higher canopy do not select post - fire grassland to breed in the same year

    能利用當年火燒地繁殖的鳥類在築巢時所需要的巢材較少，巢也較簡陋，或者所需要的巢區面積較小，對植被的覆蓋度要求不高;而築巢時所需巢材較多、巢較精細、巢築于植被蓋度較大區域的鳥類不選擇當年的火燒地進行繁殖。
  16. The degraded ecosystems include : > 25 dry land, mountain dry land, low density forest, grassland of low cover rate or moderate cover rate, all of which are the sources of soil and water loss. the low intensity of soil and water loss accounts for 55 % of the project area, the moderate for 23 %, and fierce for 12 %

    早地、山區早地、疏林地以及低、中覆蓋度草地，也是水土流失主要的策源地;其水土流失的強度也表現出微度侵蝕占項目區的55 % ，中度侵蝕佔23 % ，強度侵蝕佔12 % 。
  17. Moreover, the tio2 film particles distribute more uniform and join tightly with the increasing of power, but the surfaces of films become closer and smoother when pressure increased or the ratio of oxygen decreased

    提高功率可提高膜的覆蓋度，使濺射膜顆粒分佈均勻，結合更加緊密。提高壓力或減小氧氬比，可使濺射膜的顆粒更加密集。
  18. A monte carlo model was developed for simulating the adsorption behaviors of linear macromolecule chains on the solid - liquid interface. the simulations were performed on a simple cubic lattice, which was 50 50 50 sites in size. the concentration profiles of total segments, tails and loops in dilute solutions were used to analyze the influences of simulation parameters ( body concentration, interaction energy between segments, adsorption energy of interface, and macromolecule chain length ) on various adsorption configurations

    本文採用montecarlo方法構造了水溶性均聚鏈狀高分子固液界面吸附模型，在50 50 50簡單立方格子上模擬研究了高分子稀溶液中鏈節濃度、鏈尾和鏈環分佈，並結合真實高分子鏈的吸附行為，討論了模擬參數（鏈節間相互作用能、界面吸附能、體相濃度與鏈長）對各種吸附構型分佈、吸附量、表面覆蓋度和附著分數的影響。
  19. The differences of biodiversity indices and vegetation coverage between the designed vegetation restoration pattern and the field data indicated that alpha and beta diversity indices were decreased in some parts of the region after vegetation restoration, however, vegetation coverage was reasonably increased, which would enhance the capability of soil and water preservation, thus could improve the ecological security of the region

    通過對比分析現狀植被蓋度及生物多樣性與植被恢復格局預測結果的差異，對區域植被恢復的效果進行評價，認為盡管植被恢復格局設計使部分區域生物多樣性下降，但它整體提高了地表植被覆蓋度，增強了抵禦土壤侵蝕的能力，對保障區域生態安全具有積極的效果。
  20. In possible cost, overloading is in all the counties. 6 the research analyses the status and trend of human - land relationship in the zone. countermeasures to control the relationship conclude : family planning to control population ; consolidating education for population diathesis ; intensifying realize to generalize science and technology ; adding agriculture cost ; more vegetation to control desertification

    6協調人地關系，提高區域人口承載力的主要對策是:實行計劃生育，嚴格控制人口增長;大力發展教育，提高人口素質;強化科技意識，推廣先進技術;增加投入，提高土地生產能力:提高植被覆蓋度，控制土地荒漠化，改善生產環境。
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