相對計程儀 的英文怎麼說
中文拼音 [xiāngduìjìchéngyí]
相對計程儀
英文
relative log- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 計 : 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...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 儀 : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
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In order to make the terminal airspace moderated and consisted, and acquire the biggest capacity of airport, we must consider the influencing factors as many as possible, it is our final target to plan the airspace in beijing terminal unify. with the conditions that the current operation modes of parallel runway, approach and departure procedures and terminal airspace in beijing international airport, this article has analyzed the reasons of airspace congestion. this article also applies the theory of instrument flight procedure and utilizes the current facilities in beijing international airport. the design of flight procedures combining rnav procedures with instrument approach procedures may be accepted on some routes. it make the approach and departure procedure more effective, and increase the capacity of the airport more or less ; secondly, this article contrast the capacities of parallel runway in different methods under radar control, and make the conclusion that the parallel runway in dependent operation modes has the biggest capacity
本文從目前首都機場平行跑道的運行方式、進離場程序、終端區空域的現狀入手,剖析了造成空域緊張的原因,應用儀表飛行程序設計的思想和原則,利用首都機場終端區現有的設施,某些航線可採用區域導航( rnav )程序與儀表進近程序相結合的飛行程序設計,優化了目前首都機場的進離場程序,在一定程度上增加了機場容量;其次,研究了雷達管制條件下平行跑道不同運行方式的容量對比,得出平行跑道獨立運行的容量最大,然後以這種這種運行方式,為首都機場設計出了平行跑道獨立運行的飛行程序;最後,分析北京終端區各機場空域對首都機場飛行程序安全、有效運行的制約因素,研究設計出了北京終端區規劃方案及規劃后的飛行程序和飛行方法,以達到增大機場的容量,適應未來航班量增加的需求。Following notebook computer being used broadly in field detectiong, peripheral which have usb interface are prepotent more and more. the ultrasonc flaw detector we ' re designing will be connect with notebook computer in field detection, so we elect usb interface to accomplish transmission between detector and pc. the article not only introduces basic knowledge about usb briefly and gives detailed develop process of usb peripheral and flow diagrams of usb controller, but also operating against our device ' s functions, gives develop process of device driver and important api function being used. in addition, an exclusive interface being used to control and display is designed
我們所設計的探傷儀外置盒在現場作業時是與筆記本電腦相連接的,因此選用usb介面來實現數據在探傷儀外置盒與pc機間的傳輸。這里簡單的介紹了有關usb介面的基礎知識,給出了探傷儀usb介面的詳細開發過程及usb控制器的程序流程圖,並且針對于本儀器要實現的功能,給出了pc機端的設備驅動程序開發過程及關鍵的api函數調用程序。此外這里還設計了一個專用的控制及顯示界面。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。The primary theory of absorption and desorption was also explained. the effects of primary process parameters, such as hydrogen pressure, time and temperature on the magnetic properties of ndfeb have been researched. the structure and magnetic properties have been analyzed by means of optical metallographic microscopy, scanning electronic microscopy, x - ray diffraction analysis, infrared oxygen detector and magnetic properties measurement
本文設計了燒結ndfeb的氫爆制粉設備,對設備調試以及使用過程中出現的主要問題進行了簡要的說明,提出了一系列解決方法;闡述了吸氫、脫氫的基本原理;研究了氫氣壓力、通氫時間、氫爆溫度等基本工藝參數對磁性能的影響;利用金相顯微鏡和掃描電子顯微鏡, x射線衍射分析,紅外線測氧分析及綜合磁性測量儀等手段分析了材料的組織結構和磁性能。The control system of auto lensmeter is designed, including the drive circuit and restoration circuit of step - motor. the corresponding software is designed and debugged for step - motor based on the control principle of dsp
對全自動數字查片儀的控制系統進行了設計,包括步進電動機的驅動電路和復位電路,並根據dsp控制原理設計了相應的驅動程序。In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method
計算結果表明,從相對散射強度、同一方向上不同粒子散射的可區分程度來看,在散射式能見度探測儀器中,工作波長介於0 . 86 m 2 m ,探測角度選取前向25度40度時,探測的結果將會是比較理想的。第三部分中,使用超橢球方程來統一描述各種非球形粒子的形狀,然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化方法,使對散射場強度的空間分佈的理解更加簡單,直觀。Second, i transform seismic - electrical data and volcano data worldwide from 1991 to 1999 to appropriate statistic models and analyze them by using the theories of random process and correlation. the results of the study testify that it is correlative between the seismic - electrical abnormal rectangle pulsation signals and volcano eruptions. so the study is a useful exploration for which whether we can monitor and observe worldwide volcanic activity in the whole
接下來應用隨機過程與相關理論的知識,以1991年1月1日至1999年12月31日為統計時間段,以北京工業大學地震研究所南北方向地電脈沖儀所記錄到的地電異常矩形脈沖信號和全球范圍內的火山噴發事件為研究對象;抽取適合分析、又具物理意義的多個統計模型;並對信號模型與噴發模型間進行了詳盡的相關性分析。Besides the design of the hardware construction for shape meter, the software system written in visual basic 6. 0 is also developed. the real - time data acquisition and conversion system worked in interrupt mode is accomplished by means of loading dynamic linkage library of pcl - 812pg enhanced multi - lab card. the converted data processing will be operated then, for example, scale operation, comparison, graphic display, data storage, etc. the adjusting values for the shape control are also calculated in it
本文在參考大量帶材標準板形、軋制初始量設定、調節量計算研究的基礎上,確定了標準板形模型、設定模型、調節控制模型等數學模型;並給出了其相應的演算法;完成了板形儀計算機控制系統的硬體設計,並在此基礎上,應用高級開發語言visualbasic6 . 0 ,通過加載pcl - 812pg多功能數據採集卡的驅動程序后,調用動態鏈接庫( dll )中的函數的方法,完成了信號中斷方式下的實時數據採集,採集的數據經計算機作標度變換、對比、圖形顯示、存儲等處理,並提供了用於板形閉環控制的調節量。To optimize the optical structure of the micro spectrometer, ray tracing computer program is developed to simulate the dispersing and imaging procedure of the micro spectrometer
編制了相應的光學追跡程序,對光柵的分光成像進行了模擬,對光譜儀進行了優化設計。Doppler log has accurate velocity information and can measure the ship ' s velocity relative to the sea bed
多普勒計程儀具有測速精度高,並能夠測得相對于海底的速度的特點。And a post - liquefaction test method has been put forward, in which the cyclic loading and the static loading courses are both controlled by stress mode. this method reflects the in - situ conditions well and truly, and a lot of tests have been done using this method. in these tests the effects of confining pressure, relative density, liquefaction severity etc. have been thoroughly investigated
主要工作內容如下:參與研製了振動扭剪全自動多功能三軸儀,並利用其獨特試驗功能設計了一套飽水砂土液化后特性的試驗方法,試驗過程中模擬地震作用的動加載過程及模擬大變形發生的靜加載過程均採用應力控制的方式進行,試驗方法跟現場條件更為接近並用該試驗方法對相對密實度、固結壓力、液化度等對液化后變形特性的影響進行了研究。When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時,提出了石油測井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀器的可靠性系統模型,探討了石油測井儀器的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對測量誤差類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波器的設計方法,提出了適合自然伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構成及實現流程;提出的三種濾波方案,將用於era2000成像測井系統,對自然伽瑪測井數據進行濾波處理。Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。The acceleration time process of road surface plainness is got by using two integral calculus of the acceleration time process which is measured by five - wheel equipments. this data is worked as the input of the road surface for theoretical calculation. the result of experiments mostly fits that of calculation, and then the multiple - acceleration power spectrum distribution of the artillery and tractor are acquired
在瀝青路面、破損鋪磚路和砂石路面上以不同速度進行了平穩隨機激勵牽引試驗,用五輪儀測量得到的加速度時間歷程進行兩次積分的方法得到路面不平度的時間歷程做為路面輸入進行對應的理論計算,試驗結果和計算結果基本相符,得到了火炮和牽引車多個加速度功率譜分佈。So to develop a new type of transformer calibrator which has the high precision and the high degree of automation is significative. for the outdated transformer calibrator is widely used, this paper analyzed the theory of previous calibrators and proposed an idea of designing a new type of intelligent calibrator, based on the theory of measure the difference, adopt the project of dsp and mcu structure, also use high speed a / d electric chip. after the design of hardware circuit diagram, adopt the theory of fft and quasi - synchronous sampling method to reach the demand of precision. this paper discuss the intelligent development of transformer calibrator, achieve some success in the study
本文針對國內市場目前普遍使用的老式互感器校驗儀的現狀,提出了智能型互感器校驗的研製思想,並詳細講述了其理論依據和實現過程,提出了切實可行的方案:基於測差測量原理,進行基於dsp和mcu雙cpu架構、並採用高速a / d的硬體電路設計,並在此基礎上採用快速傅立葉變換和準同步采樣演算法,並完成相關的軟體演算法框圖設計,對互感器校驗儀的智能化發展進行了有益的探索,取得了具有實用意義的成果。By utilizing the knowledge of digital circuit and simulation circuit, the system designs the pretreatment dealing circuit of the myoelectrical signal, which has the feature of big input impedance well suppress of public module and high gains. then the signal is gathered with " zhentong " data gathering after dealing with, and the software of signal processing is explored before the myoelectric signal is analyzed. after picking up eigenvalue, it is proved that the result is unanimous basically with the data of the relevant materials ; the other is to control artificial hand by the eigenvalue of the myoelectric signa l and at last the system gets very good control results
即利用數字電路和模擬電路等相關知識,設計了具有輸入阻抗大、共模抑制好、增益高等特點的肌電信號前置處理電路,利用「振通」數據採集儀對處理后的信號進行採集,並利用快速傅立葉變換的相關知識編寫了信號處理程序,對肌電信號進行了波形分析、幅值譜分析和功率譜分析,提取了信號特徵值,與相關資料的數據相比,基本一致;二是利用肌電信號的特徵值對肌電假手進行控制。For the running safety of stream turbine, the article discusses the design of monitor, developing method, precautions etc. the paper outlines the situation, devolvement and application home and aboard in stream turbine, and also discusses the monitoring principles, circuit design of input and output channel and communication interface. the monitoring software system is designed with pic microcomputer whose arithmetic is studied in the article. the software groups several scattered procedure into only one, which simplifies the development process and management for users
文中綜述了目前國內外汽輪機監控系統的現狀、發展和應用;對于監控系統的硬體電路設計,從監測原理、輸入輸出通道電路設計,通訊介面設計等方面進行了探討,並充分利用pic單片機進行了控制軟體的設計,分析了部分演算法的實現,並創造性將數個原分散的系統儀表的控製程序集成到單一的軟體中去,簡化了開發過程和用戶對軟體的管理;同時,文章分析了智能系統儀表可能產生干擾的因素以及相應處理措施;介紹了系統上位機軟體的功能,並重點分析了實時數據採集功能的實現方法,給出了具體的程序代碼;最後,文章論述了系統的調試方法及實驗結果。The card has been applied in our single photon counter cell function analyzer for automatic detection. this analyzer can detect the ultra - weak luminescence sensitively and comparably
此採集卡應用於超微弱發光單光子計數細胞功能分析儀,實現了相關檢測的全程自動化測量,該儀器能夠靈敏、直接並有對照性地檢測超微弱化學發光。Focusing on software design of the network problem testing instrument, and based on principles of the network structure, this dissertation presents a series of technical solutions and realization approaches with vivid flow charts empirical debugging results on the basis of a thorough analysis of software design of the network problem testing instrument. in addition, it also probes into issues as software optimization, migration, debugging and exception handling mechanisms
本文圍繞「網路故障測試儀軟體設計」這一課題展開研究,從局域網的結構原理出發,分析了網路故障測試軟體設計中的關鍵技術,提出了相應的技術解決途徑和實現方法,並給出了具體的程序流程圖和調試運行結果;最後針對軟體的優化、移植、調試和異常處理機制,進行了較深入的探討。分享友人