距離測定計 的英文怎麼說

中文拼音 [dìng]
距離測定計 英文
diastimeter
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 距離 : 1 (相隔的長度) distance; range; gap; space; spacing; separation 2 (相距) be apart from; be aw...
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. Based on the investigation and research, the paper gives a testing method, which measures the taking off and landing distance of airplanes with the laser locating system for airplanes trace. and by way of the field measuring on plateau airports, we have got the integrated modifying coefficients of three kinds of airplanestaking off and landing running distance such as h6. all of these provide scientific basis for the runway length design of the plateau airport

    在調研論證的基礎上,提出了利用《飛機起落航跡激光位系統》飛機起飛著陸滑跑試方法,並通過高原機場實地試,得出了三種飛機在高原機場上起飛著陸滑跑的綜合修正系數值,為高原機場跑道長度設提供了可靠的理論依據。
  2. The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting

    地面激光雷達跟蹤量分系統根據量到的斜和俯仰角確末敏彈傘彈系統的高度,在深入研究末敏彈穩態掃描過程的運動規律后,通過最小二乘法的二階分段曲線擬合,算出落速。
  3. Gps receivers belong to the user equipment, mainly used to receive satellite signals and telegraphese, measure the distance from receiver to the satellites by the wireless signals, compute the position and speed of satellites by telegraphese, then compute the position and speed of user

    Gps衛星接收機屬于衛星導航位系統中的用戶設備,主要用於接收衛星信號和電文,由無線電信號用戶至衛星的,或多普勒頻移等觀量;根據導航電文,算觀衛星的位置和速度,根據觀量和衛星的位置、速度,解算出用戶的位置和速度。
  4. The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected

    用蒙特卡羅模擬方法對中子應力衍射譜儀的設方案進行了優化研究,提出了一系列可供參考的數據:確了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、樣品遠近對強度損失和量中的影響做了深入研究。
  5. Based on euclidean distance, applied in water detection by electrical sounding, the gradient k method can estimate the location of the well and its flowing yield with measured data, and can obtain satisfactory geologic results

    摘要梯度k法以歐氏公式為基礎,應用於電深找水,它能夠利用實數據較準確地確最佳井位和估涌水量,並獲得較佳的地質效果。
  6. Time delay estimation ( tde ) by using three - element linear array is an important problem in torpedo trajectory tracking system which ttacks target according to strictly geometrical position. it is the basis of measurement of target distance, bearings etc. the error of tde influences directly the accuracy of trajectory tracking. the more efforts have been made in order to acquire high accuracy estimation

    三元直線陣的時延估是魚雷彈道量系統中的一個重要課題,它依照嚴格的幾何關系進行目標位,是量目標、方位等參數的主要依據,時延估的精度直接影響彈道跟蹤系統的精度,為提高時延估精度人們進行了大量的研究和探索。
  7. Abstract : on the basis of site actual measurements, the safety of the combined mining of 16 and 17 thin seams under water body in the 4th mining area of zhaopo coal mine was evaluated by means of inversion analysis and numerical modeling. some relevant mining scheme and technical measures were worked out so as to ensure smooth production

    文摘:以現場實結果為基礎,利用反演分析和數值模擬算手段對趙坡煤礦四采區下山部分老空區水體下極限的16 、 17薄煤層聯合開採的安全性進行了評價,並制了相應的開采方案和技術措施,保證了生產的順利進行。
  8. Based on the lambert law of cosines, a form of ladar equation, which is easy to apply, is deduced. an effective method of calculating the maximum detectable distance is proposed based on the theory of signal detects statistics

    根據朗伯餘弦律推導出激光雷達方程的一種便於使用的形式,根據統信號檢理論提出了一種算作用的有效方法。
  9. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫焊接鋼軌溫度應力量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用極限折射縱波量無縫焊接鋼軌溫度應力的方法,即固量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固件、載荷外框裝置等。
  10. This paper probed into the application of euclidean distance formula to the quantitative comparative analysis in electric sounding water exploration and made computation and analysis for several sets of data, which yielded fairly satisfactory results

    摘要探討了歐氏公式在電深找水量對比分析中的應用,並對幾組數據進行算分析,獲得了較佳效果。
  11. In optimal decision model : ( t ) nine main environmental impact indexes are summarized and qualmed from the main aspect of environmental impact of road construction based on the principles of comparability and measurability ; ? calculate each index with analytic hierarchy process, and introduce the concepts of educing matrix and absolute coincidence matrix to adjust judgment matrix in order to meet with satisfactory consistency ; ( 3 ) introduce the distance to calculate the weight of expert ; ? analyze the relationship coefficients with gray relationship method, then integrate the weights of indices and experts with them to obtain the compositor of ail of the schemes

    在方案優選模塊中:針對公路建設中環境影響評價滯後於公路建設的現象,將環境因素的影響提到設階段,並對環境指標進行了重點分析,提出了用於比選的9個量指標;採用層次分析法確各級指標的權重,並對判斷矩陣予以修正;引入度的概念解決各專家的權值問題;運用灰色關聯法分析各指標的關聯系數,並結合指標權重、專家權重,最終得到各方案的關聯度優劣排序。
  12. The passive location and tracking system, which uses electromagnetic wave emitted by target, has proved its merits of self - hiding and far - distance detecting in modern electronic warfare ( ew ) and information warfare. and it is now the hotspot in the field of non - linear tracking and estimation

    在現代電子戰、信息戰環境中,由於利用目標輻射電磁信息的無源探位系統具有自身隱蔽和探遠等優點,因此它具有重要的應用價值,並已成為當今非線性跟蹤與估研究領域的熱點問題。
  13. It can construct a reference path with lowest danger for the uav ( unmanned aerial vehicle ) by accounting for some aircraft performance characteristics, the mission goals, the threat information and the terrain information. this paper puts emphasis on the study of path planning algorithms and the analysis of uav missions. the main contributions are summarized as follows : ( 1 ) the threat environment, mainly as the radar threat, is studied and the detection probability of the aircraft is analyzed

    本論文主要根據無人機的作戰任務方式進行了航路規劃研究,包括攻擊航路和偵察監視任務航路,具體內容包括以下幾個方面: ( 1 )本論文分析了威脅空間的威脅算問題,對飛行器探概率進行量化的研究,根據恆虛警處理技術對雷達探概率算方法進行了總結,說明了算單部雷達探概率問題的方法,在此基礎上對雷達網的探概率算進行了討論,提出了相對于的探概率求解方法和思路,用於攻擊航路規劃中的威脅算。
  14. Dsp56f805 samples the ultrasonic pulse coming back from the target, then measures the distance and shows it on led. tms320vc5509a is accomplished the detecting speed and the main control of the radar system, is 16 fixed dsp with high performance and low power produced by ti company. dsp5509a samples the wave coming from t / r module, then measures the target ’ s speed and send this information to the assistant control chip - p89v51 based on boost c51 core mcs produced by philips company, which controls the lcd

    雷達系統的控制和信號處理的核心晶元是motorola公司的dsp型16位單片機56f805 ,由它對超聲波回波脈沖進行ad采樣后,算目標並在七段數碼管上顯示。速雷達系統中信號處理的核心晶元是ti公司的超低功耗、高性能的16位點dsp ? ? tms320vc5509a ,由它對收發組件輸出的多普勒回波進行采樣,算出目標運動速度后,送給輔助控制晶元? ?飛利浦公司生產的基於c51內核的增強型單片機p89v51 ,並且在液晶顯示器上顯示速度信息。
  15. The designing scheme of this image monitoring network adopt the designing idea of the integration modularize. with the server as its kernel, the network introduces the photography theory of the digital camera and combines the technologies of high speed single - chip computer ( w77e58 ), fpga, high speed cmos image sensor, dot - matrix photo lcd and high speed network transmission. moreover it overcomes some problems of the digital camera in the image monitoring application such as without the network interface, transmission distance shorter and unable to control the information, and establishes a technology foundation for the further application of the techniques mentioned above in this development

    本套圖像監網路的設方案採用集成模塊化的設思想,以服務器為核心,藉助數碼相機攝像原理,融合高速單片機w77e58技術、 fpga技術、高速cmos圖像傳感器技術、點陣圖形液晶和高速網路傳輸等技術,克服了數碼相機在圖像監應用中不帶網路介面、傳輸較近和信息不能受控等問題,為本研究方向對以上各種使用技術的進一步應用奠了技術基礎。
  16. This paper uses methods of mathematical statistics to quantitatively measure the concentration and dispersion degree of spatial pattern and evaluate the convenience degree of spatial connection of wuhan in deviation ratio, compactness ratio, dispersion ratio, radial shape index and transportation distance

    摘要運用數理統方法,從偏度、緊湊度、散度、放射狀指數及出行等方面,對武漢市建成區幾何形狀的集中、分散程度和空間聯系的便捷程度進行量化度評價。
  17. Due to the unique, stable and live physiological properties of the iris and non - invasive to users, most stable and reliable for identification in practical applications of iris - based system, iris recognition is receiving extensive attention and becoming an active topic in biometrics. as an application - oriented research project, iris recognition integrates mathematic, computer science, optics, electronics and physiology etc. based on wavelet transform, aimed to improve the recognition performance, centered at wavelet - based iris feature representation and pattern classification, we review and explore the iris sequence image quality assessment, iris image pre - processing, iris recognition performance evaluation and several other linked topics. we mainly investigate on the principles and application methodology of wavelet transform for iris feature representation and iris pattern classification methods

    以小波變換技術為基礎,結合圖像處理和模式識別方法,設並開發了虹膜圖像採集裝置,建立了虹膜識別演算法試實驗平臺;重點研究了虹膜識別中的小波變換的應用基礎理論與關鍵實現技術;提出了基於小波局部模極大值的虹膜特徵表示及其多重匹配識別、基於小波多尺度信息的一維和二維虹膜紋理特徵量化表示、基於小波過零點技術的虹膜特徵表示及其規范化的部分hausdorff匹配識別,這三類方法能夠有效地提取虹膜特徵;基於自建的演算法試平臺,對上述三類方法和其他三種國內外比較有影響的基於小波變換的虹膜識別方法進行了量的性能比較和評價,通過實驗數據分析得到了有意義的結論;最後指出了小波變換技術在虹膜識別領域的研究重點與發展方向。
  18. Firstly, the relationship of atomic force and distance is studied. the scan type of samples and the working mode of probe is confirmed, then pzt is chosen as actuator for micro scan displacement, and optical deflexion method is used to detect the deflexion value of cantilever. after all these work, the system light path design is finished, and its mathematical model is completed

    首先,分析了原子力探針系統的中原子力?的關系,並確探針系統的探針的工作模式和樣品的掃描模式,從而選擇壓電陶瓷作為掃描微位移驅動器;採用光學偏轉法檢微懸臂偏轉量,並選用了psd作為傳感元件,並在此基礎上進行了系統光路設及其數學模型的建立。
  19. Case 1 : when there is no relative measurement, each satellite uses its own on - board attitude sensors to determine its attitude, and exchange the information through the communication link between formation satellites, and then the relative attitude is determined through simple mathematical operation. case 2 : based on the range measurements of gps like sensors, using two - point measurement of the relative orbit state to establish relative orbit and attitude kinematics and measuring equations. and state estimation is achieved through the extended kalman filter technology and unscented kalman filter technology, respectively

    方案一,在星間無相對量時,由衛星自身攜帶的姿態敏感器實現單星高精度姿態確,利用星間通信鏈路進行信息交互,通過簡單的數學算獲得星間相對姿態;方案二,利用類gps相對量,建立了編隊衛星相對軌道運動和相對姿態運動模型及相對量方程,推導了兩點相對軌道運動模型,設了擴展卡爾曼濾波器及uscented卡爾曼濾波器,對相對位置、速度和姿態進行估
  20. This algorithm successfully estimated sonobuoy position for simulated aircraft data. the effect of aircraft - to - sonobuoy range, the frequency of measurement, and changes in altitude are also analyzed

    模擬表明,對于給的飛行模式和飛機參數,該演算法可以成功地估浮標的位置,並且分析了飛機與浮標的量頻率和飛行高度對位的影響。
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