海拔高程 的英文怎麼說
中文拼音 [hǎibágāochéng]
海拔高程
英文
absolute elevation-
In the watershed, woodland, infield and garden plot respectively accounted for 43. 17 %, 23. 39 %, 13. 31 % and appeared obvious vertical differentiation, that was, woodland was mainly distributed on the slopes of > 25 over 800m a. s. 1 and garden plot was mainly distributed on the slope of 0 - 15 and 15 - 25 below 800m a. s. 1
小流域林地、耕地、園地分別占土地總面積的43 . 17 、 23 . 39和13 . 31 ，且呈垂直分異性，林地集中在海拔高程800m以上的斜坡和陡坡，園地成片分佈在海拔高程500m以上的緩坡和陡坡。The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area
本文在對前人已有研究成果進行系統總結的基礎上，首先明確了dem地形信息容量的基本概念，並運用數學分析、數理統計、比較分析、誤差地圖等方法，以海拔高程與等高線為研究對象，以1 ： 1萬比例尺dem為參考真值，探討了黃土丘陵溝壑區1 ： 5萬dem的地形信息容量特徵。I could feel the altitude changing rapidly as we rode on the mountain railway and the cable cars
從登山電車換乘纜車的過程中，我們慢慢感覺到海拔越來越高。The density with the biodiversity increasing shows " m " model. ( 3 ) the correlation analysis shows : elevation, slope, development stage and biomass are main factors which affect the biodiversity pattern in the research region. the biodiversity of the quercus aliena var. acutesrata community shows the patterns with the elevation and slope affecting : on sunny slope, the species diversity increases with the elevation increasing below the attitude of 1640m and its climax is at this attitude ( the diversity index h = 1. 68 ), upward this point, the diversity index descends slowly. the evenness shows ascend trend with the elevation upward, its climax point at 1800m ( the evenness index jsw = 0. 78 ), then descending after this point
（ 5 ）通過分析，銳齒棟群落生物量與生物多樣性呈現如下關系:在海拔1500一170枷范圍內，銳齒棟群落生物量與物種多樣性之間呈單峰曲線關系;在海拔1700一1900m范圍內，生物量與物種多樣性之間呈不明顯的波動關系;在海拔1900一2100m范圍內，生物量隨物種多樣性的增加而增大，通過對不同高程內生物量與物種多樣性分析發現，隨著海拔的上升，最大生物量對應的物種多樣性略有增加趨勢;在相同海拔和坡向條件下，生物量與物種多樣性之間也呈典型的單峰曲線關系;群落凈生產力與物種多樣性之間總體上也呈單峰曲線關系。Ecologic process of the wash lands by debris flows in mountain region is very complex and variety, and is a specific catastrophe - ecologic phenomenon in mountain region. plant growth of the wash lands of debris flow sdistributed in high altitude area shows a natural restorative proccss. it is found that plant growth process and community feature in the wash lands of debris flow can bring to light of the time of debris flow formation in the last hundred years and to the succession law of natural vegetation ecosystem through study in the catastrophc - ecologic phenomena and the ecologic process in wash lands of debris flow in the huangbenliu gully of the east slope of gongga mountain. the research result for this region also shows that study of the catastrophe - ecologic phenomena of debris flow can promote scientific infiltration between the ecology and the catastrophology, and has important theoretical and practical significances
山區泥石流發生后的泥石流灘地呈現復雜多樣的生態過程，是山區所特有的一種災害生態現象.在人煙稀少的較高海拔，泥石流灘地植物生長表現為一種自然恢復過程.通過貢嘎山東坡高海拔黃崩溜溝泥石流灘地上發生的災害生態現象和過程的實地研究，發現泥石流灘地植物的生態過程和群落特徵，可以揭示近代泥石流的形成時間和自然植被生態系統的演替規律.研究表明，加強泥石災害生態現象的研究，可以促進災害學與生態學科的滲透，具有重要的理論和實踐意義This article, which researches on composite insulators " ac flashover characteristic in high altitude and ice environment, has significant science values in theory and can also create enormous economy benefit in engineering
因此本文研究合成絕緣子在高海拔和覆冰地區的交流閃絡特性在理論上具有非常重要學術價值，在工程上能夠創造巨大的經濟效益。The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators
本文主要進行了以下試驗研究： 1 ）在多功能人工氣候室里模擬不同覆冰程度下合成絕緣子的交流閃絡特性，主要分析覆冰量和覆冰水電導率對閃絡電壓的影響，並對其覆冰閃絡過程進行機理分析； 2 ）在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用下合成絕緣子的交流閃絡特性，主要分析海拔高度（即氣壓）和覆冰量對閃絡電壓的影響，並進行閃絡機理分析； 3 ）研究高海拔和覆冰對合成絕緣子憎水性的影響。With regard to the special environment of high altitude and ice, this paper mainly studies the effect of altitude ( air pressure ), icing states ( ice amount ) and icing water conductivity on the ac flashover characteristic of composite insulators. furthermore, it analyzes the hydrophobicity of composite insulators in these environments
針對高海拔和覆冰地區特殊的環境，本文重點研究海拔高度（即氣壓） 、覆冰程度及覆冰水電導率等對合成絕緣子交流閃絡特性的影響，並且對合成絕緣子在高海拔和覆冰環境下的表面憎水性變化進行分析。During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?
在此過程中，採用平均誤差（ me ） ，平均絕對誤差（ mae ） ，插值平均誤差平方的平方根（ rootmeansquaredinterpolationerror ，簡稱rmsie ） ，插值前後測站要素值的均方差（ meansquaredeviation ，簡稱msd ）差值作為判定插值效果的標準，得出如下結論：通過高斯權重法與結合逐步訂正的高斯權重法的對比，說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度；在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變化趨勢，同時也能較大地提高地面日氣溫的空間插值精度，說明在地形復雜的區域，地形影響在插值精度中是不可忽略的；對于高斯權重法的兩種改進方案得到的地面日氣溫分布圖都能很好地反映出表面大氣氣溫隨地形高度的變化趨勢。Forests can be found in all regions capable of sustaining tree growth, at altitudes up to the tree - line, except where natural fire frequency is too high, or where the environment has been impaired by natural processes or by human activities
可以在所有能夠維持樹木生長、在高海拔到林線、除火災頻率頻繁的地方外、或者環境已經被自然過程或被人類活動改善的地方發現森林。Arayama, who confessed to suffering headaches and breathing difficulties during the oxygen - aided ascent, said it was a wonderful feeling when he finally reached the top of the 8, 848 - metre mountain
荒山毫不隱瞞地承認，在登頂過程中雖然有吸氧設備，他還是感到了頭疼和呼吸困難。不過他又說，最終到達這座海拔達8848米的高山之頂時，感覺十分奇妙。All the transmission lines of west - east electricity transmitting project are inevitable to crossing the high altitude and icing areas. for the reducing of the air pressure and the absolute humidity, the electricity strength of insulators will drop obviously. therefore, it must be considered the effect on the insulators " flashover voltage caused by the change of altitude and ice when the insulation cooperation of transmission lines are being designed
「西電東送」工程的所有輸電線路都不可避免的要經過高海拔和覆冰地區，由於大氣壓力和絕對濕度的降低會使絕緣子的電氣強度顯著下降，因此在進行輸電線路的絕緣配合設計時必須考慮到海拔高度和覆冰的變化對絕緣子的閃絡電壓影響。Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )
本文利用重慶及其周邊地區的常規氣象站的1951 ? 1980年30年的風速平均資料，針對復雜地形風速診斷，以地理信息系統為數據處理平臺，根據重慶1 ： 25萬dem數據，來獲得重慶市實際復雜地形的高程，提出了一種適合於起伏地形的權重內插方法，通過引入一個表示地形起伏變化程度的因子，構造了一種新的權重函數，來處理復雜地形上的風速，通過與只考慮距因素同反平內插方法比較發現，本方法更適合在起伏地形條件下使用；然後根據經驗公式在地形上進行計算，得出重慶地區起伏地形下的風速分佈；得出重慶市的西部、中部平原地帶風速較小，而北部山區隨海拔高度升高風速也較大；重慶市風速最大時期為四月份，冬季一月份最小，夏季（七月份）大於秋季（十月份） 。On the other hand, the coastal system ' s natural adaptive response ( resilience and resistance ) to sea - level rise would induce or increase the potential risk. the changes of the coastal risk to sea - level rise are related to the coastal environment ( geology, geomorphology, coastal height, coastal slope and local ascend and subsidence trend ). the coasts with high elevation, steep coastal slope, rocky cliff, and ascending stabilization are considered to be of higher autonomous adaptive capacity, and the lower autonomous adaptive capacity areas generally occur at lower - lying beach areas and delta coasts where coastal slope is low and the crust is descending
另一方面，海岸帶對海平面變化的自然適應能力（ 「彈力」和「阻力」 ）將使其對海平面變化的「敏感性」減少或增大，海岸自然適應能力與海岸帶的海岸環境（地質、地貌、海岸高程、海岸坡度，地殼升降運動等）有關，海拔高、海岸坡度大、地殼長期穩定上升的基巖海岸的自然適應能力較強，反之，海岸坡度平緩、地殼長期下降、地勢平坦的平原海岸和三角洲海岸的自然適應能力較弱。Among the 130 debris flow valleys, dazhai gully suspends high on the up range of baihetan hydropower station, with an altitude over 970 m and a drop more than 350 m. gravels, mud and flood in this valley brings the construction site in great danger. 3 kilometers upriver from the mouth of dazhai gully, lies the haizi gully, which is also frequented by debris flows, but will be taken as the dumping site for the construction
庫區130條泥石流溝中大寨溝以溝口海拔970餘米的高程和350餘米的落差高懸于白鶴灘水電站的大壩上方，其溝內泥石流帶來的礫石、泥沙與洪水直接威脅著電站建設工地和樞紐的安全；緊鄰大寨溝溝口上游約3km的海子溝則為一條泥石流活動頻繁的溝谷，因其出口將作為水電站建設的棄渣場地，流域內的泥石流活動關系著水電站建設中棄渣場的安危。After the hydraulic project of the three gorges of the yangtze river is completed, the water level in front of the dam of the three gorges reservoir area will be raised from the now several tens of meters to 175 meters. furthermore, because of the needs of preventing floods, the water level of reservoir area will be adjusted periodically between 175 meters and 145 meters every year. this will inevitably cause the revival of part ancient landslides and the formation of new landslides, which will definitely influence the urban construction, the traffic transportation, the people ' s life and property security, etc. in the three gorges reservoir area
長江三峽水利樞紐工程建成蓄水后，庫區壩前水位將由現在的幾十米海拔高程提高到175m ，且由於防洪的需要，庫水水位每年還將在175m與145m之間進行周期性調節，這無疑將導致部分古滑體的復活和新滑體的產生，結果勢必會對未來三峽庫區范圍的城鎮建設、交通運輸、人民生命財產安全等造成一定的影響。Since the environment is the base to develop agriculture, improving the environment is necessary. these are the basic ideas in this paper. the climate of three - gorge area is ba sed on the altitude, so it can distribute three agricultural economy regions according to the altitude
由於庫區的氣候呈現出明顯的垂直分佈特徵，所以，在庫區生態農業布局上，論文將庫區按照海拔高程劃分為三個農村經濟帶，即低山、中山和高山農業經濟帶，並對各經濟帶的生態農業建設做了初步探討。In order to supply a basis for uniting the reference value standard of chinese old men s hematocrit, a research is made on the relationship between the reference value of chinese healthy old men s hematocrit and five geographical factors, which are determined by the way of wintrobe laws. it is found that altitude is the main factor affecting the reference value of chinese old men s hematocrit. as the altitude increases gradually, the reference value aslo increases gradually, and the correlation is quite obvious. applying the method of mathematical regression analysis, a regression equation is given. if geographical values are obtained in some area, the reference value of chinese old men s hematocrit of this area can be reckoned by regression equation. furthermore, according to the similarity of the reference value, taking the altitude as the main dividing basis and considering effects of other geographical factors and population distribution, china can be divided into six regions : qingzang, southwest, northwest, southeast, north and northeast region
為制定中國老年男性紅細胞壓積參考值的統一標準提供科學依據，收集了中國各地用溫氏法測定的健康老年男性紅細胞壓積參考值，並對其與地理因素的關系進行了研究，發現海拔高度是影響老年男性紅細胞壓積參考值最主要的因素，隨著海拔高度的逐漸增大，老年男性紅細胞壓積參考值也在逐漸增大，相關性很顯著.用逐步回歸分析的方法推導出了一個回歸方程.如果知道了中國某地的地理因素，就可以用回歸方程估算這個地區的老年男性紅細胞壓積參考值.依據老年男性紅細胞壓積參考值與地理因素的依賴關系，把中國分為青藏區、西南區、西北區、東南區、華北區、東北區等6個區The study results show that the minimum ac flashover voltage decreases with the increase of the ice amount accreted on the insulator surface by an exponential law, and the down - trend of the minimum ac flashover voltage will slow gradually with the bridging of the shed of the insulators by icicles, both the average saturated ice amount and the special exponent m of effect of ice amount for different insulators depend on the radius of shed and the air - gaps of the sheds of the insulators, and that the ac ice flashover voltage decrease with the decrease pressure ratio p / p0 ( rise of the altitude ) by power - law for different esdd and icing - states when the altitude is from 4000m to 5500m. the special exponent n, which show the effects of altitude on the flashover voltage, is various with the type of insulator, icing - states and the surface status of iced insulator etc., and that the minimum ac flashover voltage of iced insulators decreases by power - law with esdd or the freezing water conductivity for different ice amount and atmospheric
研究結果表明：在不同海拔高度和等值鹽密esdd下，絕緣子的最低交流冰閃電壓均隨覆冰量的增加而呈指數規律降低；當覆冰量增加到一定程度后，最低交流冰閃電壓隨覆冰量增加而降低的趨勢趨于飽和；不同絕緣子串的平均飽和覆冰量及閃絡電壓的覆冰量影響特徵指數m均與絕緣子的盤徑和傘距等因素有關；在海拔4000 5500m之間，不同等值鹽密esdd和覆冰狀態下，絕緣子的交流冰閃電壓隨海拔高度的增加（氣壓的降低）與p / p0呈乘冪關系降低，氣壓影響特徵指數n與絕緣子類型、覆冰類型、覆冰表面狀況等因素有關；當覆冰量和氣壓一定時，絕緣子的最低冰閃電壓均隨著等值鹽密（ esdd ）或覆冰水電導率的增加而呈乘冪關系降低，並逐漸趨于飽和。At the same time, during the course of 1km - resolutioned spatial interpolation for the daily surface air temperature in the reaches of yangtze rive, the altitudinal effect ca n ' t negligible
同時在長江流域內地面日氣溫的1km解析度的空間插值過程中，海拔高度對氣溫的空間分佈的影響是不可忽視的。分享友人