測地量度單位 的英文怎麼說

中文拼音 [deliángdānwèi]
測地量度單位 英文
topographic unit
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • 量度 : [數學] mensuration; measure; measurement; magnitude量度器 measurer
  1. The phase - shifting interference is a osculant and high precision technology base on the wavelength. because of the different size of object being measured leading to different size of interference wave which brings on asymmetry of the interference wave ineluctably we adopt the zoom lens to improve the measurement precision. considering the interferometer ’ s sensitivity to the vibration the interferometer is often used in the lab which restricts it being used widely

    移相干涉術是以光波波長為的非接觸式高精技術,為了使大小各異的被元件產生的干涉條紋尺寸大小一致而引入了變焦鏡頭,從而不可避免導致干涉條紋亮暗不均勻和照改變的問題,最終影響
  2. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過柱承載力試驗,定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模、極限承載力、極限變形等參; (三)通過柱架低周反復荷載試驗,定了柱架的抗側移剛、柱架恢復力特性及滯回曲線、榫卯張角剛及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,定了古建築木構件與木構件間摩擦系數,斗?抗側移剛,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,定了殿堂木構架結構自振周期,震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的震反應採用多點同步,對柱根滑移、榫卯變形、斗?的變形、復、耗能減振參數等進行了定分析。
  3. They can be applied to electric power automatic control in many fields such as heat power plant, heat - electric generating plant, hydroelectric power plant, electric network, substation, pumping station, hydro - junction etc. and for electric power dispatching telecontrol system by telemetering and remote control, and field electric energy monitoring of the utilization and distribution equipment in numerous enterprises, can widely apply to electric power, water conservancy, metallurgy, petrochemical industry, chemical industry, railway, port, municipal administration, construction material, post and telecommunication, tobacco, papermaking, spaceflight base, civil aviation airport, hospital and school etc, many profession and field

    適用於火電熱電水電電網變電站所泵站水利樞紐等方面的電力自動控制和進行遙控遙的電力調遠動系統,以及眾多企事業用電配電設備的現場電監控等。可廣泛應用於電力水利冶金石化化工鐵路港口市政建材郵電煙草造紙航天基民航機場以及醫院學校等多種行業或領域。
  4. The result fully proves that by this kind of supervision technology, not only can the survey precision be inspected accurately and supervision cost be cut down, but also can the equitableness and justness of supervision for dredging projects be guaranteed, and unwanted dispute avoided

    實踐證明,採用這種監理技術,不但能較好疏浚,節省監理費用,而且還保證了疏浚工程驗收工作的公正公平,避免了不必要的爭議。
  5. By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images , an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept , only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result , sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col : ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 , an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri : ace of object successfully he 。 叩 proach , called rered ature mopmp consists of two pans at fst , an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel , called ae , ea atures , or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 , some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt , nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient , especially n rendering those objects with a smaller depth rnge compared withtheir size , such as relief surfaces of building

    與己有的三維變換方法相比較,該方法不但成功填補了由於投影區域擴張而產生的第一類空洞,而且成功填補了由於空間深非連續物體相互遮擋而產生的第二類空洞,從而方便實現了虛擬環境中的漫遊;基於物體表面深的連續性,本文提出了一個移預方法? ?此方法可以從幅參考圖象獲得逆映射過程中所需要的目標圖象的移信息,從而大大提高了演算法的效率:與通常的正向映射演算法相比,此演算法克服了多幅參考圖象所帶來的計算成倍增長等問題,而且誤差較小。 2 )基於極線幾何的快速逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系,以及極線幾何的性質,本文第三章提出了一個基於極線幾何的快速3 『一中國科學院軟體研究所博士學論文基於圖象的快速繪制技術的研究逆映射演算法,從多幅參考圖象精確合成當前視點目標圖象。
  6. Goals of highway network planning, in terms of the total length of the highway network as well as the share of expressway and over class ii highways in the network, were analyzed in chapter two by using of network connection index and analogy methodology. the developing goals of shaanxi arterial highway network were proposed. in the third chapter, the overall arrangements for highway network were studied through the importance index of nodes and links

    通過與世界經濟發達國家的公路網密和運輸結構、以及我國其它區,特別是與陜西省相鄰省(區)的公路網發展水平相對比,根據我國經濟發展「三步走」的奮斗目標,採用連通指標算和類比的方法,按網連通、公路網密、人均公路網總里程和汽車保有的公路網總里程指標分別進行算,確定了陜西省的公路網發展目標?公路總里程、高速公路里程和二級以上公路佔有率的適當范圍。
  7. Considering the vectorial property of the time - average energy flow density, a new extensive definition of the light intensity has been proposed. it is expressed as the time average of the amount of energy which crosses in a unit time and a unit area, so it can be applied to measure quantity of the light intensity at any curved surface

    對于非傍軸標光場能傳輸規律的描述則必須考慮其能流密的矢特性,應當採用光強的精確定義? ?時間面積上所流過能的時間平均值來精確描述某一橫截面上的能流,這也與光強的實際值是一致的。
  8. By computing the between two resolution units, we can estimate terrain azimuthal slopes and derive estimate of terrain elevation. the terrain contour is determined uniquely by ay / from azimuth slop on range gates. american began to study p - sar three - dimensional images technology in 1990s

    Schuler已經證明,對於一個均勻分佈場景, sar圖像上兩個相鄰分辨元的極化橢圓方向角偏移,與形方向坡的對應關系是線性唯一的,形方向的傾斜可以通過解唯一定。
  9. This experiment include many contents, in a word, that is summer condition experiment, winter condition experiment > summer - winter transition condition experiment and winter - summer transition condition experiment, furthermore summer condition experiment still include flux changing experiment and winter condition experiment still include thermal balance experiment this article dealt with the data of the test, calculating out energy absorbing ( energy discharging ) of buried pipe in winter condition ( summer condition ), input power of heat pump x heat exchanging of piece buried pipe length x co - efficiency performance ? op ( energy efficiency rate ? er ) and average heat exchanging coefficient ; in additiont this article compares the inlet water temperature and outlet water temperature of underground the first layer and the second layer buried pipe when heat pump was running, the results are that the heat exchanging ability of the second layer buried pipe outgos the first layer buried pipe, and heat exchanging is more stable ; and still analyse earth temperature resuming in the transition season. the results are earth temperature resume fast in the first week when the heat pump runs off

    本文試內容相當多,概括說就是四個工況的試,即夏季製冷工況的試、冬季供熱工況的試、夏?冬過渡季試和冬?夏過渡季試;另外在夏季工況的試中還進行了變流試,在冬季工況的試中還進行了熱平衡試。本文對試數據進行了處理,計算出了冬(夏)季工況埋管吸(放)熱、熱泵空調器供熱(製冷) 、熱泵空調器輸入功率、埋管管長換熱、供熱性能系數(製冷能效比)和平均傳熱系數等;另外,還比較了熱泵運行時下一二層埋管進出水溫變化情形,得出下二層埋管換熱能力優于下一層埋管,且換熱很穩定;並分析了過渡季下一二層埋管溫恢復情形,得出熱泵系統停機一周內溫恢復特別快。
  10. Comparing with the traditional phase - shifted laser range finder, the method could implement the ranging with multifrequency by using single modulated frequency. it could not only solve the contradiction of the range and the precision, but has high degree of accuracy and wide range, simplify the hardware design, and reduce the cost. this paper introduced the theory of phase distance measurement, analyzed various testing methods and expatiated the hardware and the software for the proposal system

    與傳統的相距相比,本方法使用調制頻率實現了多頻距,有效解決了相距中程與之間的矛盾,具有高精、大程、大噪聲容限的特點,而且簡化了硬體設計,降低了成本;其次在數據處理中採用數據加窗函數的方法,提高了方波信號的頻譜解析,進而提高了的精
  11. In this paper, the current three - dimensional measuring systems in home and outsides are analysed, the design project based on optic induction technology and singlechip is put forward. in the case, the problem in orientation is solved by optic induction technology, the system is composed of integrate circuits, in the end the integration is enhanced and the design of hardware is simplified. the data collection process and communication in the system are completed by programming

    在方案的實現過程中,利用先進的光學感應技術有效解決了三維系統的定問題;採用多種集成晶元構成適于專業三維片機應用系統,提高了系統集成,簡化了系統硬體設計;通過片機程序設計實現了三維系統的數據採集、處理與通信。
  12. On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer

    本文基於甘肅黃土分佈、工程質及路用特性研究,對該黃土區在建和已建的全部高等級公路交通狀況進行了詳細調查和分析,劃分了交通等級;對甘肅黃土區代表性的高等級公路,利用三種不同方法實了土基回彈模,分析了各試方法的相關性,建立了相關關系,對土基回彈模進行了強等級劃分;通過室內外試驗比較,推薦了常用的半剛性材料和瀝青混凝土設計參數值;利用計算機編制了基於改進遺傳演算法的優化設計程序aga ? lq ,並成功求解了瀝青路面結構非線性優化設計模型;最後經計算提出了甘肅黃土區高等級公路瀝青路面典型結構,並編制了查詢圖庫軟體cx ? lq ,供設計直接選用,科學簡便解決了甘肅黃土區的路面設計問題。
  13. Based on an actual project, tests and analyses the heat exchanging performances of the vertical u - shaped ground heat exchanger, and obtains the heat release in summer and the heat absorption in winter of ground heat exchanger for unit well depth and the optimal drilling depth

    摘要根據工程實際情況,對豎直u形埋管換熱器的換熱性能進行了現場試和分析,得出了井深埋管的夏季散熱、冬季取熱及最佳埋管鉆孔深
  14. This report is divided into four parts and first part is researching background of subject developing state both inside and outside country and is also briefly introduced the aim of study ; the second part is analyzed and discussed the basic principle and detailed explained the mechanism of piezoresistive accelerometer and magnetic resistive sensor used in attitude angular measurement ; the third part is introduced the implementary process of design scheme ; the four part is emphasis reported the key technology and the concrete resolvents

    本論文分為四大部分,第一部分就課題的研製背景、當前國內外發展狀況和研製的目的和意義加以簡的介紹;第二部分就課題實現的基本原理進行了分析和討論,並較詳細論述了壓阻式加速計和磁阻傳感器在姿態角方中的機理;第三部分介紹設計方案的具體實施過程;第四部分著重介紹了課題採用的關鍵技術和具體的解決措施。
  15. When damaged elements increase at the same time and the number of element is much more than that of measured modes, the sensitivity analysis method can ? give desired results. therefore, a method which can identify damage though two steps, location and extent, is put forward

    當結構中同時損傷的元數目較多,以及結構元數目遠大於實的模態階數時,靈敏分析法的識別結果嚴重下降,本文提出損傷識別的兩步法,將結構的損傷分為定和定兩個步驟,有效改進了識別效果。
  16. In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system

    在實時控制系統的設計中,本文以三相全橋mosfet逆變電路作為實時控制主電路,採用120導通方式結合半橋pwm調制的控制方案,從而有效避免了橋臂的直通短路;本文用電流傳感器實現對相電流的檢,來自置傳感器的三相置信號不僅為逆變電路提供換相信息,而且也用於基於信號周期的轉速檢,這樣就省去了速傳感器;系統採用的是速、電流雙閉環控制策略,力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。
  17. If we want to compose in a larger area a uni - gradient magnetic field, the device will be too complicated and unfit for move. it will restrict the application of hore component in displacement measuring. in order to change this situation, in this dissertation, a kind of auto - tracking measuring system is introduced

    若能在簡磁場的條件下,通過自動跟隨系統驅動霍爾元件跟隨移動物體的移,使霍爾元件盡可能保持在均勻梯磁場內,就可以在很大程上增加范圍。
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