ground elevation 中文意思是什麼
ground elevation
解釋
地面標高-
As one of frame data of national spatial data infrastructure, digital elevation model excels contour line. it can express continuous gurgitation of ground, and it can also carry out relevant mathematical analyses and imitation, so it is applied broadly in various fields at present
=數字高程模型dem是國家空間數據基礎設施的框架數據之一，其彌補了等高線的不足，既能表示地面的連續起伏變化，又適合作相應的數學分析和模擬，現在已在各個領域得到了廣泛的應用。 -
From this standpoint the city is an elevation, rising from the ground like a mountain.
從這一觀點來看，城市是個象山嶽一樣的自地面升起的突出物。 -
Using data of elevation, azimuth and height, winds at different altitudes above ground were calculated. these results were disseminated to the airport and other meteorological offices for aeronautical use
有了這些資料，便可計算不同高度的風向和風速。升空探測的結果隨即發送至其他氣象站及香港國際機場以供航空之用。 -
Contents in the article include : u the location theory and method which using the r - d model and earth model without the ground control points ( gcp ) and digital elevation models ( dem ) ; 2
在沒有地面控制點（ groundcontrolpoint簡稱gcp ） 、沒有數字高程模型（ digitalelevationmodels簡稱dem ）的情況下利用r - d模型和地球模型進行定位的理論與方法。 -
The compatibility and harmony among workability, mechanical grade and durability are optimized, with the ground of adjusting composition and dosage of fd - 1 ; after analyzing anti - freezing damage mechanism, it is concluded that temperature is main factor, which affects structure and property of concrete. after two processes of temperature - elevation of hydration heat and temperature - descent of cold - environment, there is original damage in concrete and its existence leads to temperature fields, as results in temperature damage on transition phase > aggregate and cement mortar of concrete
通過對負溫混凝土早期防凍分析研究認為，環境溫度對混凝土的結構形成及其性能的影響十分突出，水泥水化溫升和環境散熱降溫兩個過程導致混凝土結構內部產生不均勻溫度場，對過渡相、水泥砂漿以及骨料都能產生不同程度的溫度損傷，產生內部溫差應力裂紋，初始損傷也是不可避免的。 -
There may be widespread changes in ground elevation as well as horizontal or shear displacements.
地面標高可能發生廣泛的變動，也可能發生水平位移或剪切位移。 -
Some damaging earthquakes have been followed by no observable large-scale primary faulting but by substantial changes in the local ground elevation.
有些破壞性地震並沒有伴隨可見的大規模原生斷裂，但局部地面卻有很大的標高變化。 -
In summer, miss catherine delighted to climb along these trunks, and sit in the branches, swinging twenty feet above the ground ; and i, pleased with her agility and her light, childish heart, still considered it proper to scold every time i caught her at such an elevation, but so that she knew there was no necessity for descending
在夏天，凱瑟琳小姐喜歡爬上這些樹干，坐在離地兩丈高的樹枝上搖擺我每一次看見她爬得那麼高時，雖然很喜歡看她的活潑，也喜歡她那顆輕松的童心，然而我還是覺得該罵罵她，可是聽著我這樣罵，她也知道並沒有下來的必要。 -
Satellite laser altimeter return waveform is sensitive to the vertical canopy structure and the change of underlying ground elevation. it is optimal for mapping forest structure. the return waveform and the processing method are described. the relationship between laser waveform and canopy structure parameters is explored ignoring the clumping effects. the clumping caused that structure parameters are different from the actual value. to solve this question, a model by 3 - d canopy structure parameters is needed
星載激光測高儀的回波信號能夠靈敏反映地面植被組成和地表高度的變化，因此能夠用於探測森林地貌;首先對星載激光測高儀的森林回波信號及其處理方法進行了介紹，探討了在不考慮植被聚集情況下，植被組成與回波信號之間的關系;由於植被的聚集效應，例如樹葉群集成樹冠，會導致植被組成參數與真實值之間存在差異，這需要建立關於三維的空間分佈模型加以解決。 -
This paper gives a new 3d spatial object model, iont which the 3d vector spatial data, digital elevation model and digital ground image data are integrated, and introduces com to the implementation of the spatial object model
摘要提出了一種新的基於3d矢量圖形、數字高程模型與數字正射影像相結合的空間對象模型的設計思想，並將com組件技術引入到該模型的實現中。 -
A description is made of the problems encountered in gps leveling measurement in this field and countermeasures. as observation of ground subsidence is made through measuring the relative movement of the observation stations, it is proposed to base the subsidence observation on change of geodetic elevation. check is made of the accuracy and reliability of this observation method by citing typical examples
介紹了gps水準測量中的若干問題及其解決方法，結合開采沉陷監測需要的是相對變化量的特點，為避免坐標轉換造成的精度損失，提出了開采沉陷觀測中的下沉值可應用大地高的變化量代替的方法，並對其精度及可靠性進行了實例驗證。 -
Through the analysis on the effects from the different aspects in the equal elevation grids upon the solar shortwave radiation received by ground surface, it is indicated that the discrepancy of landform elements leads to redistribution of the heat and cold sources of the ground surface and affects the snowmelt runoff, and then the aspect estimation is also taken as an important input to be inset into the model calculation
通過分析同一高程網格坡向不同及其對到達地面太陽短波輻射通量的影響，提出地形要素差異導致地面冷熱源再分佈，調控融雪出流量，繼而將坡向判斷也作為系統重要輸入項之一嵌入到模型計算中。 -
A digital elevation model ( dem ) is a digital file consisting of terrain elevations for ground positions at regularly spaced horizontal intervals. dem may be used in the generation of three - dimensional graphics displaying terrain slope, aspect ( direction of slope ), and terrain profiles between selected points
數字高程模型（ dem ）是反映高程信息的數字地面模型，它是以數字的形式按一定的結構組織在一起、表示實際地形高低起伏和地形大小特徵的空間分佈模型。 -
The mark structure contains five parts : protective device, measure shaft, putright equipment, mark - bottom device and ground device, and gps measure pier functioning in elevation control and horizontal layout control is arranged as well
標體結構包括保護裝置、引測裝置、導正裝置、標底裝置、地面裝置5大部分，並設gps測墩，兼有高程式控制制與平面位置控制的作用。 -
Assumed ground elevation
假定地面高程 -
The research results are as follows : ( 1 ) with the increasing of the height to the ground, the value of co2 concentration in air become adding ; the depth of soil profile more deeper, the value of co2 concentration in soil more higher. ( 2 ) the temperature in the sample area, which is with high elevation, is higher than the temperature in the sample area, which is with low elevation
通過研究發現： （ 1 ）兩不同海拔高度上的樣地內大氣co _ 2濃度值均具有隨距地表高夏季金佛山垂直自然帶匕巖溶生態系統內co :動態的研究度的增加而減少的趨勢;而土壤空氣中的c0 :濃度值多具有隨土深增加而增大的趨勢。 -
Based on the balloon s elevation, azimuth and rate of ascent, winds at different heights above ground were calculated
從氣球的仰角及方位，和氣球升空的速度，可計算出不同高度的風向和風速。
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