標高測量 的英文怎麼說

中文拼音 [biāogāoliáng]
標高測量 英文
level measurement
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 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
  • 標高 : [測量學] elevation; level; altitude (飛行); datum mark; height mark
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用精度gps動態數據採集儀對雙車道公路上的超車行為進行觀,設計了根據駕駛員感受度來衡超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀超車率的實驗方法以及加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數定和驗證的數據採集方法。
  2. That the antenna points at the aerocraft very precisely can utilize the gain of antenna, minishing the power of transmitter, and propagating data very gualitily effectly

    在無線控系統中,天線精確指向飛行目,可最佳利用天線增益,減小發射功率,的進行控制和數據傳輸。
  3. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對光譜數據不同波段的數據質、波段組合進行了評價,提出了適用於荒漠化監的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監的主要特徵波段,這些波段與植被生物和蓋度都有密切的關系,是開展精細植被分類研究和植被定反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物和蓋度定反演的有力工具;建立了荒漠化監主要評價因子的定反演模型,並分析了模型的適用性。
  4. The cost of the system is reduced and the structure is predigested, and it makes the detection system can measure distance, relative velocity and azimuth angle at the same time

    這樣做既提了系統的經濟性,簡化了結構,又使得系統具有了同時距離、相對速度和方位角的功能。
  5. During construction of donghai bridge of yangshan deep - water port, bedrock bench mark, which is an important surveying datum mark, played an important part in control survey and elevation transmission

    摘要基巖是重要的基準設施,在洋山深水港東海大橋的工程建設中發揮了控制程傳遞的重要作用。
  6. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    壓背壓式氣動用於小程線性尺寸的靜態特性曲線的理論工作拐點進行了推導,對氣動系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和噴嘴的參數進行了理論設計,對主噴嘴和噴嘴的不同組合,將影響系統靜、動態特性指的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動系統程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密分組的要求。
  7. In my present study, changes in structure and function of all parts of non - leaf organs ( culms, paleae, lemmas, awns, and glumes ) were investigated during a series of developmental stages and in various cultivars. characterization of the culms of lodging - resistant wheat varieties lodging is a potential cause of yield reduction in cereal crops ( crook et al, 1994 )

    其中,比較分析了非葉器官葉綠體超微結構的差異,了非葉器官的放氧和低溫熒光等生理指,嘗試從結構與功能相結合的角度,探討非葉器官在提作物產中所起的重要作用。
  8. Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems

    接著系統的論述了空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布置,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維坐的方法,包括志點的選取、系統的建立及的轉換等問題。深入地研究了樹狀結構可焊性、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接質檢查等復雜的異種鋼焊接問題。
  9. There are over 80 sets test apparatus in tech - innovation centre, including : anechoic chamber, vibration tester, vibration measurement analysis, impact instrument, constant temperature and humidity facilities. salt spary test case, circle insulation withstand voltage tester, insulation resistance tester, withstand voltage tester, electric lead tester, electrical leakage tester, earth resistance tester, chassis dynamometer, chassis dynamometer control system, high stability dc resistance tester, electrical capacity tester, temperature rise test system

    中心擁有各類分析試儀器和試驗裝置80餘臺套,包括:消音室振動臺噪聲振動試分析系統沖擊儀恆溫恆濕實驗儀鹽霧試驗箱匝間耐壓分析儀絕緣電阻分析儀對地耐壓分析儀泄露電流試儀對地電阻試儀功機功機控制系統精度直流電阻試儀電參數試儀帶電溫升試儀復合式三坐儀萬分投影儀及電功試分析系統等。
  10. The electron multiplier detector is appropriate to do ordinary detect works for its high sensitive and semiconductor photodiode ( such as silicon diode ) is appropriate to act as transfer standard detect for its high stability

    倍增器的靈敏度非常,適合日常的工作;半導體型光電二極體(如si二極體)的穩定性好,適合作傳遞準探器。
  11. During the calibration, a regress - analyse method is used to get the weight of the different channel based on equational coefficient, the weight represents the sensitivity of each channel

    為了提的可靠性和精確性,對9通道數據同時採集,在定時採用回歸分析方法,根據靈敏度得到不同通道的權值。
  12. In the displacement measurement based on the principle of laser interference, the gaussian quadrics fitting algorithm is used to fix the central position of facula and raise the location accuracy

    在基於兩球面波干涉的長度和距離實驗中,運用斯二次曲面擬合演算法為激光光斑的中心坐定位,提了光斑的定位精度。
  13. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀器在線控制頻采樣動態跟蹤系統,采樣率大於5hz ,在跟蹤小於2cm / s低速運動目時,精度好於2mm ;完成對饋源二次精調系統的檢,包括對二次精調平臺位置基準的定和觀棱鏡偏心差的定;設計不同動態實驗,對全站儀動態跟蹤的誤差來源和特點進行了分析;從實驗角度,對全站儀的時滯及其穩定性進行了試分析,給出了定的結果;比較了全站儀和計算機的內部時間系統,發現兩者存在較大差異。
  14. At the same time, image distortion is corrected by polynomial to handle expediently and the method of selecting reference points and the factor of influencing precision is discussed

    為了提的易用性,定過程中採用多項式來校正圖像的畸變,並討論了控制點的選取方法和影響定精度的因素。
  15. In this paper, the contents and the methods of the impacting test to the particle separator vortex blades by the foreign object are introduced, the ultra dynamic strain device is used to carry on the measure of this experiment and obtained the strain - time history, three dimensional coordinate measuring method is used to measure the remaining distortion of the vortex blade, and the high speed photographic apparatus is used to carry on the photography of the impacting experiment

    本文介紹了對粒子分離器渦流葉片進行外物撞擊試驗的內容和方法,採用超動態應變儀對外物撞擊試驗進行了,獲得了渦流葉片不同外物撞擊下的應變-時間歷程,採用三坐了外物撞擊后渦流葉片的殘余變形,並採用速攝影儀對外物撞擊渦流葉片的全過程進行了拍攝。
  16. Aees employs the multi - staged digital filter algorithm to reduce random error. meanwile, the system correct zero deviation through linear opreation. the instrument, from hardware aspect increases the feature of anti - interference by the way of reasonable layout, sepration of digital and analogue

    系統採用了中值濾波和滑動平均濾波相結合的多級數字濾波演算法來減小隨機誤差,並以精密基準電壓作為比較信號的輸入,由智能系統通過線性運算,實時地修正、校準數據,減小系統的零漂,實現自動定並提的精度。
  17. Because the measured standard is not unified, the result of measure has great errors. so the materials are not effectively researched and used

    這樣,由於沒有統一的度準和儀器,使結果存在較大的誤差,給這種性能材料的研究與應用帶來了很大的不便。
  18. The receiver works on active mode and passive mode in different time. in active mode, the receiver is narrow - band and high sensitive, and if phase - lock technology is used to stabilize receiving frequency. and in passive mode, the receiver is an all - power millimeter wave radiometer with periodic calibration to improve measure precision

    此接收機採用分時工作體制,在主動工作方式時為窄帶的靈敏度毫米波接收機,接收機中採用中頻鎖相技術,簡化了毫米波鎖相帶來的困難;在被動工作方式時為全功率型的毫米波輻射計,這種輻射計在每次后都採用兩個準源對輻射計定,實現周期定,消除因系統增益波動和有效本機噪聲波動帶來的誤差,提精度。
  19. Because of the disadvantages such as low automatism, timeworn, the foreign measurement equipments can not meet the demands of measurement on - line. the aim of this dissertation is to develop a measure system of dispersion and interaction impedance, which has high measure precision and automatism

    因此,研製出一套度自動化、具有較精度的冷參在線系統就成為行波管科研生產單位的迫切需求,這也是本論文的工作目
  20. ( 2 ) in dynamic target field of aviation, spaceflight and exact missile identification perfect maths correction model is needed. its establishment is sure to improve the measurement precison of dynamic targets. ( 3 ) it ' s applicable in shotting, launching flat roof ( e. g

    ( 2 )在航空、航天、精密導彈鑒定等動目領域的應用需要有完善的數學改正模型,該模型的建立對提動目精度具有一定的意義。
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