數字測量系統 的英文怎麼說

中文拼音 [shǔzìcèliángxìtǒng]
數字測量系統 英文
digtal measuring system
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. This text for the test of the numerical video frequency system, the diagraph principle and method of the logarithms word video frequency signal carry on a study.

    本文就數字視頻系統的測試，對數字視頻信號的測量原理和方法進行探討。 」
  2. Methods of measurement on receivers for television broadcast transmission - electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system

    電視廣播傳輸接收機測量方法.用nicam兩頻道數字聲音系統的多頻道伴聲電視接收器電氣測量
  3. Recommended methods of measurement on receivers for television broadcast transmissions ; part 5 : electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system

    電視廣播接收機的推薦測量方法.第5部分:使用nicam雙聲道數字音頻系統測量多聲道電視接收機
  4. Recommended methods of measurements on receivers for television broadcast transmissions - part 5 : electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system

    電視廣播接收機的推薦測量方法.第5部分:使用nicam雙聲道數字音頻系統多聲道電視接收機的電氣性能測量
  5. Recommended methods of measurement on receivers for television broadcast transmissions - part 5 : electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system

    電視廣播發射接收機測量的推薦方法.第5部分:使用nicam雙聲道數字音響系統對多聲道電視接收機的電測量
  6. Recommended methods of measurement on receivers for television broadcast transmissions - part 5 : electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system ; amendment 1

    電視廣播接收機的推薦測量方法.第5部分:使用nicam雙聲道數字音頻系統對多聲道電視接收機的電氣測量.補充件1
  7. Then, the article describes the mathematic model of block adjustment with independent model andundle block adjustment which both supported by gps data. at last, takeing the digital aerial triangulation system of the red star digital photogrammetry system as the testing platform, we required some conclusions significative to actual generation

    在此基礎上，建立gps數據支持的獨立模型法和光束法區域網平差的數學模型。並以紅星數字攝影測量系統中的數字空三子系統為平臺進行試驗，獲得若干對實際生產有指導意義的結論。
  8. The idea of the systemic design scheme about the visual measure methods of digital video system is established correctly

    確定了數字視頻系統可視化測量方法的總體設計方案。
  9. Aimimg at the rapid development of the digital photogrammetry and computer technique, this paper analyzes problems existing during production process in survey unit and the current demand on digital photogrammetry system, studies the basic theory of digital photogrammetry and the pivotal techniques of database > webgis, web3d and other network shared platform technologies, and accomplishes a integrated digital photogrammetric system including the whole process from data acquisition and managing to application

    本文針對數字攝影測量和計算機技術的飛速發展，分析了目前測繪部隊生產中存在的問題和當前對數字攝影測量系統的要求，深入的研究了數字攝影測量的基本理論和數據庫、 webgis 、 web3d等空間信息共享平臺的關鍵技術，完成了一套數字攝影測量從數據獲取和管理到應用的集成系統。
  10. The experiments prove that the method of updating 3d stereo digital relief map based on digital photogrammetical mapping system is a brand new method, which has some excellent characteristics : quick working speed, shortened produce period and high accuracy

    實驗證明基於數字攝影測量系統的三維立體數字地形圖更新，具有作業速度快、生產周期短、現勢性強、精度高等優點，是一種嶄新的數字地形圖更新的方法。
  11. 8. we completed an applied digital close range photogrammetry system and presented the experiment result

    完成了一套實用的數字近景攝影測量系統設計並給出實驗結果。
  12. The test instruments based on this method are highly precise, but costly. the author develops a grounding measurement system of substations based on the virtual instruments, which uses labview as the development software and adopts the small electric current method. the fft method is used to process the measurement data, which can decrease the measurement error

    本文作者研製了基於虛擬儀器的變電站接地網接地測量系統，該系統以labview為軟體開發平臺，採用小電流測試法，並利用快速傅立葉變換方法對測試信號進行數字濾波處理，提高了該系統的信噪比。
  13. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析，描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現，此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備，該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能，同時該設備的驅動程序基於wdm模式，並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面，能夠方便地運行在windows98 / 2000 / xp操作系統平臺上，具有實時性強、工作穩定、通用性較好和性價比高等特點。
  14. The study on non - contact and automatical measuring system for measurement of wheelset geometric parameters is very important, which can not only help to improve the quality of wheelset test, to increase the development of digital - railway, but also can give much information on studying wheel - rail geometric contract

    輪對幾何參數的非接觸自動測量，可以提高車輛段輪對檢修的質量，有助於實現數字化鐵路的目標，而且可為研究輪軌接觸幾何關系提供重要的數據。因此，對輪對自動測量系統的研究，具有重要意義。
  15. Travel time is the key point of system, its measure quality decides the survey precision of the stress. time to digital convertor ( tdc ) was applied to accomplish the precision time interval measurement. at the same time, one transmitter - two receivers probe arrangement and zero - crossing detecting method were also applied to reduce the errors in measurement

    傳播聲時是整個測量系統中的關鍵量，其測量水平決定應力的測量精度，對此本文採用時間-數字轉換器（ timetodigitalconvertor ， tdc ）完成高精度時間間隔測量，在實現過程中又分別採用「單端發射-雙端接收」的探頭布局模式和「過零檢測」手段來降低系統檢測誤差。
  16. The main research aspects are as follows : the method of ac transport losses measurement in ac applied magnetic field was investigated. upon the analysis of ac loss measurement, a method to measure ac transport losses in ac applied field was proposed by use of double " 8 " shape coils. a programme controlled system was set up to measure ac losses of hts tapes and coils, which can ensure the experiment data needed by theoretical analysis and verification

    主要包括：在實驗方面，探討了交流背景磁場下高溫超導帶材的交流傳輸損耗的測量問題，通過對交流損耗測量的理論分析，提出了採用雙「 8 」字形電勢引線測量交流背景磁場下高溫超導帶材交流傳輸損耗的方法；建立了超導帶材短樣及線圈交流損耗的電測量系統；從而為交流損耗的研究提供實驗數據與理論檢驗標準。
  17. 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。
  18. 8. we accomplish an applicable digital photogrammetry system including dem acquisition, ortho image generation, stereo mapping, 3d display and other functions and present the experiment results

    完成了一套包括dem提取、正射影像製作、立體測圖、三維顯示在內的實用的數字攝影測量系統設計並給出了實驗結果。
  19. The purpose of this paper is to resolve some key technologies of the amplitude - modulation inductive displacement transducer signal processing circuit with nanometer resolution, such as the design of high stability signal generating circuit ; the technology of high precision digital phase - sensitive detection circuit ; the technology of digital filter and linearization, etc

    本文主要研究調幅式電感位移傳感器精密測量系統中涉及的高精度載波信號發生技術、高精度數字相敏檢波技術、數字濾波及線性擬和等關鍵技術，目的是進一步改善調幅式電感位移傳感器精密測量系統的測量精度，適應納米級測量的要求。
  20. Secondly, several methods of updating relief map are analyzed and the functionalities and characteristics of digital photogrammetrical system are introduced. combine with the task of producing 1 : 50000 basic frame map, a complete working process of updating 3d digital relief map based on " mappinstar digital mapping system " is summarized

    簡要介紹了數字攝影測量系統的功能和特點，結合目前1 : 5萬基本框架圖的生產任務，總結了一套完整的基於「 mappingstar數字測圖系統」的三維立體數字地形圖更新的作業方案和生產工藝流程。
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