精確測距 的英文怎麼說

中文拼音 [jīngquècèjù]
精確測距 英文
precision ranging
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 確 : 形容詞1. （符合事實; 真實） true; reliable; authentic 2. （堅固; 堅定） firm
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 距 : 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...
  • 精確 : accurate; exact; precise
  • 測距 : range [distance] finding; distance measurement; ranging; stadiometry
  1. Laser range finder based on phase shift measurement

    提高相位激光測距精確度的研究
  2. This hinders an accurate measurement or estimate of distance.

    這就妨礙了精確的測量或估計距離。
  3. On a submarine there was no more precise rangefinder.

    在潛艇中，沒有比他們更精確的測距儀了。
  4. An accurate replica of the source should be provided for practice in handling and for making accurate measurements of source-detector distances.

    為了練習操作，為了精確地測量源到探測器的距離，應當備有源的精確的復製品。
  5. Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented

    精確的故障定位為現場巡線工作人員及時提供準確、可靠的信息，減輕人工巡線的負擔，同時加快線路的恢復供電，減少因停電造成的綜合經濟損失，為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文總結了現有的各種測距方法，根據測距的原理將其分為阻抗法和行波法兩大類，對各種演算法的優缺點及適用范圍進行了分析，在此基礎上提出了一種組合的測距方案，並對演算法進行了模擬分析。
  6. Adjusting fire requires that you can not only see the impact area, but can also view it from a perspective where you can accurately gauge depth

    校正炮火則需要你不僅要能夠看到彈著點，而且要能夠從你的觀察點精確地測距。
  7. A method of timing accurate to millionths of a second is needed to find the distance of objects

    為求出物體的距離，需要一種精確到誤差不出百萬分之一秒的測時方法。
  8. By doing so, measuring methods can be precisely calibrated and the measurement of distance objects can be expanded up to 320 million light years

    ，從而更準確地校正其它測量遙遠天體的方法，使我們更精確地把距離測量擴展至三億二千萬光年。
  9. Because affected by the type of lines, fault resistance and two sides systems ， fault analytical location has lower precision, but it has no dead line and is more better accurate if the fault location is close to the line terminal

    故障分析法由於受線路類型、過渡電阻、兩端系統的影響測距精度較差，但故障分析法不存在測距死區，尤其對近區故障的測距較為準確。
  10. The speed control system is developed based on distance control and high precision elevator car positioning detection technology - efficient operation, excellent riding comfort and accurate car leveling

    以距離控制和高精度轎廂位置檢測技術為基礎的速度調制系統，不僅實現了電梯高效運行並獲得了超乎尋常的舒適感和平層精確度。
  11. As a new communication mode, the spread spectrum communications are widely used in military communication, distance finding and precise position, because of its well multiaddress access, lowly capture probability, the excellent performance of anti - interference and secrecy

    擴頻通信作為新型的通信方式，以其優良的多址接入、低截獲概率特性、抗干擾特性和強保密性被廣泛應用於軍事通信、測距與精確定位。
  12. Passive ranging is one of the difficulties in the field of underwater sound signal processing

    被動精確測距一直是水聲信號處理中的困難之一。
  13. We use rac ( radial alignment constraint ) of imaging process to decompose camera parameters. by organizing the solving sequence of the parameters rationally, we can obtain all parameters through solving systems of linear - 3 - abstract equations. accordingly we have changed the situation that ? he former camera calibration rac methods should depend on the non - linear optimization and has strict requirement to illumination, the situation that the calibrating distance is too short

    演算法考慮到攝像機模型中的一階徑向畸變，巧妙地利用成像過程中的徑向約束（ rac ）分解攝像機參數，同時通過合理地組織參數的求解次序，使得經由求解線性方程組就可以得到全部的攝像機參數，從而改變了以往攝像機rac標定方法依賴于非線性優化，以及對光照條件要求嚴格和標定測定距離短的情況，使得rac方法較以往的演算法更為精確、快速、簡便，並且更加具有推廣價值。
  14. In this paper we made a systemic analysis and study of the accurate orientation technology in the process of helicopter landing - photogrammetry, made the model of using double ccd to measure the exact position of helicopter based four latent points photogrammetry, educed formula about beaconing position, analyzed the computing error, and particularly computed the information of beaconing position of the helicopter ' s landing by experiment emulation. in the result, the error between a computed value and a measurement value was less than 5 centimeters

    本文對直升機著艦精確定位技術中的攝影測量演算法進行了系統分析和深入研究，在四特徵點測量演算法基礎上建立了雙ccd攝影測量直升機精確位置坐標的數學模型，進一步從各個影響演算法測距精度的方面討論了計算誤差，推導出測量信標坐標位置的計算公式，並對利用雙攝影測量演算法計算直升機著艦掛鉤位置的正確性及準確性進行了模擬實驗，得到的演算法計算值和實驗測量值之間的誤差在5cm以內。
  15. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。
  16. The contents are using fault locating algorithm based on measurement impedance to determine a fault zone of transmission line, then use wavelet transform fault locating algorithm based on current traveling wave to fix the fault position. in order to ensure both results are valid, gps is used to synchronize their hardware. 2

    其主要內容是：利用所記錄的工頻故障信息和阻抗法粗略計算故障位置，再利用所記錄的暫態行波電流精確定位故障點，二者通過gps時間同步單元進行時間同步，從根本上解決輸電線路故障測距問題。
  17. Since the distance from any given radar to each of these reflective surfaces ( which may be as much as 50km, or 30 miles, away ) is known precisely, the time it takes a beam to get there and back is a measure of how much water vapour it contains

    因為可以精確獲取某一雷達到這些反射物體中的任一表面的距離（可能有50公里，即30英里遠） ，人們便可以通過雷達波往返兩地所需的時間測得反射物的水蒸氣含量。
  18. Finally, through analyzing the experimental data, such as infrared sensor range finding as well as local navigation, it is concluded that the strategies are able to satisfy the rules of the fira game

    分析了紅外傳感器測距實驗數據及局域導航實驗結果，驗證了紅外線傳感器精確度和導航策略能夠滿足比賽要求。
  19. The key technology is passive ranging, while the key of ranging is the high precise time delay estimation

    其關鍵技術是精確測量目標距離，而精確測量距離的關鍵是高精度的時延測量。
  20. This paper is arranged under the development of rendezvous and docking ( rvd ) technologies. the real - time and accurate measurement of the relative position and the relative attitude between two spacecraft is completed using optical - imaging processor in this paper

    本文以空間飛行器的自主交會對接為應用背景，在近距離段採用光學成像敏感器實現兩飛行器相對位置及相對姿態的實時精確測量。
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