采樣工具 的英文怎麼說

中文拼音 [cǎiyànggōngjù]
采樣工具 英文
sampling instrument
  • 采 : 采名詞（采地） feudal estate
  • 樣 : Ⅰ名詞1. （形狀） appearance; shape 2. （樣品） sample; model; pattern Ⅱ量詞（表示事物的種類） kind; type
  • 工 : Ⅰ名詞1 （工人和工人階級） worker; workman; the working class 2 （工作; 生產勞動） work; labour 3 ...
  1. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度，開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數，而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明，此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  2. Chapter two is data sample of system. it will discuss the data conversion theory, 24bit e - a data conversion, mux - channel switch sampling technology, and emc design. among them, we will introduce the principle and application of ads 1251, application of photomos technology in mux - channel switch sampling, and emc design with hardware and software of gas feed controller, which has good performance in reliability

    第二章介紹系統的數據採集，該部分包括24bit -采樣原理、多路信號切換採集技術和電磁兼容設計，其中，主要介紹了ads1251晶元的工作原理和應用， photomos技術在多路信號切換采樣中的應用，以及配氣控制器在硬體、軟體等方面所做的電磁兼容設計，通過這些設計使得系統具有很好的穩定性和抗干擾性。
  3. 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。
  4. Fast directsound, eax, a3d, sensaura 3d or macrofx are just a few of the favourite standards supported. the seamless connectivity with dvd players, ac3 - and dts reproduction via the digital interface, as well as the full support of current windows operating systems from 98se to xp with wdm drivers, is also a big advantage. for an easy start, the package includes various applications from dvd player to audio editors and virtual sound studio ; it offers everything you can dream of

    對于愛好音樂的使用者來說，一套好的製作工具可激發靈感源源不斷， dmx 6fire 24 96對于專業的應用支持更是其專長，在專業領域中最普遍的asio及最新的wdm kernel streaming都在dmx 6fire 24 96的支持范圍中，不論您是使用steinberg的wavelab nuendo還是cakewalk的sonar ，您都能獲致最短的時間延遲，在96khz的采樣率甚至下可達1 . 5ms ，讓音樂作品完美無瑕。
  5. Sampling kits come in a convenient foam lined, hard plastic carrying case

    采樣工具放在在一個內有泡沫襯里的硬質塑料手提箱中。
  6. The programmable logic controller ( plc ) is dealt with in terms of application of engineering and the practice in the sampling control system of coal conveyer

    摘要從工程應用的角度，簡述了可編程序控制器（ plc ）在實際的輸煤采樣控制系統中的具體應用。
  7. At last the algorithm of ddmf is achieved by the investigation tool of altera company ? quartus ii and the vhdl language, and its ip core is also achieved which is used not only in the satellite navigation position system, but also in the long pn code dsss system. ddmf investigated in the dissertation gives a good way to design the rapid pn code acquisition in the beidou project, and the technology has the definite theory and practice significance

    此外還應用altera公司的最新的fpga開發工具quartusiiv5 . 1 ，採用了國際標準的硬體描述語言? vhdl語言，對數字差動匹配濾波器和傳統匹配濾波器演算法予以實現，開發了該演算法的軟ip核，可以對所應用的擴頻碼長度， a / d采樣后的數據量化階數，所用擴頻碼等可進行隨意改寫。
  8. Firstly the electric - drive equipment is simplified in order that its circuits " working status could be obtained by computer by disposing the sampling value. secondly interface program is designed under objectarx2000 in order to drive the static circuit diagram drawed by autocad. lastly sampling value is transferred through the communication between pc and several sampling scms

    有幾個關鍵性技術問題得到了解決：首先將電傳動裝置進行簡化，使其電路工作狀態通過計算機對電壓采樣值的處理得到確定；其次利用二次開發工具objectarx2000開發出介面程序，實現了對autocad所繪制電傳動電路圖的驅動；最後通過pc機同多個采樣單片機的通訊解決了對大量采樣數據的傳輸問題。
  9. In this paper, a method assessing harmonic impedance by synchronously layered distortion waves is proposed, which is based on the " fluctuations method " - a simple and effective means. however the method is based on the fourier transform, which can just precisely analyze the signals whose cycle is integer times as broad as that of fundamental wave. with sampling windows widening, the variations of distorted signals in a fundamental period are weakened

    本文是以一種被廣泛採用的非干預式諧波阻抗估計方法? ? 「波動量」法，的基礎上，針對現有方法以直接的fourier變換為分析工具，只能對基波周期的整數倍窗口采樣信號進行分析，畸變信號在一個基波周期內的變化隨采樣窗口增大而被弱化，並且，諧波次數越高，解析度就越低，大大限制了諧波阻抗估計的準確性的提高。
  10. This thesis discusses the pulse doppler ( pd ) weather radar signal processing system including digital intermediate frequency ( if ) receiver, especially on the application of if sampling and digital demodulation technique in pd weather radar signal processing system, the influence of amplitude and phase unbalances of in - phase and quadrature channels on weather radar echo spectrum estimation, ground clutters elimination algorithms and a typical engineering realization scheme of pd weather radar signal processing system

    本論文研究的是採用數字中頻接收技術的脈沖多普勒氣象雷達信號處理系統，重點研究了中頻采樣及數字解調技術在脈沖多普勒氣象雷達信號處理系統中的應用、正交雙通道幅相不平衡對氣象回波譜估計的影響、地雜波濾波演算法，以及脈沖多普勒氣象雷達信號處理系統的具體工程實現。
  11. Scales were used for age determination and a modified seine was used for collecting samples to study diversity of fish community. main results were as follows. 1

    魚類年齡結構的研究以鱗片為年齡鑒定材料，魚類群落多樣性的研究以圍網為采樣工具，主要結果如下： 1
  12. The main works and innovations of this thesis are as follows : ( 1 ) based on the oversampling of ofdm frequency response, this paper proposes a channel estimator which combines the comb - pilot - tones partitioning and the fourier transform with the same pilot symbol samples

    具體而言，主要有以下六個方面的工作和創新點： （ 1 ）利用在ofdm系統中通道的頻域響應是過采樣的特性，提出了在頻域內用均勻梳狀分佈的導頻符號和與導頻符號數相同點的傅里葉變換相結合的通道估計方法。
  13. First we collect signals by shake and infrared temperature sensor, transfer them to computer by a / d instrument, dispel zero excursion of sensor and in - linearity of a / d transformation, save them in the form of data file. then transfer them to matlab, analyze and dispose by wavelet function and toolbox. by lot of experiments and data analysis we find distinct change of the character in different fault states

    然後，我們在現場對砂光機進行實驗，利用振動及紅外線溫度傳感器現場實時採集信號，通過a / d采樣卡送入計算機中，採用逆向建模的新方法來消除傳感器零漂及a / d轉換的非線性，再以數據文件形式保存，然後在matlab中調用數據文件，應用小波函數及工具箱對其進行處理分析，經過大量的實驗及數據分析發現在不同的故障狀態下，特徵量有明顯變化。
  14. It is pointed out that the lifting technique is not suitable for h ( subscript ) synthesis with weighting functions of sampled - data systems

    摘要提升技術已成為采樣系統設計的主要工具，但提升變換不能保證頻率響應不變，故不適用於加權（函數） h （下標）設計。
  15. It is a synthesis combined with optical, mechanical and electrical knowledge. under the control of computer this meter not only can realize many noncontact measurements in high definition and efficiency without destroying object surface, but also can be easy to fulfill some automatic demands like dynamic sampling, real time processing, on - line measuring. so it will be well used in the modern industry measurement and has a wide prospect in the future

    在計算機控制下，光、機、電相結合的微厚測量儀，不僅能實現高精度、高效率的非接觸測量，不破壞被測物體表面，而且易於實現動態采樣、實時處理、在線測量等自動化要求，因而在現代化的工業測量中將具有廣泛的應用和前景。
  16. Based on the data obtained by the field investigations and tests of core samples, the authors illuminated the genesis deeply, and made a three - dimensional numerical model by using the method of finite element analysis, all these works have grate practicality significance to decide which method to choose to deal with the landslide during construction period or running period of the hydroelectric station

    根據野外實地調查及采樣試驗等數據，闡明其成因及特徵，並採用有限元法對其做三維數值模擬分析其穩定性，對於水電站施工期及運行期採用何種方式支護或處理該滑坡具有實際意義。
  17. In this thesis, assembler language was applied to program to realize dsp algorithm controller, which can perform such main computing as data collecting, self - adaptable distortion current detecting based on linear nerve cell, capacity voltage controlling in the side of direct current based on fuzzy control, pwm pulse width computing based on unsymmetrical rule sampling, etc. quick control speed ( one work period is 50 s ) and high accurateness feature largely in the controller

    本文採用匯編語言編程實現了dsp演算法控制器，它完成了數據採集、基於線性神經元的自適應畸變電流檢測、基於模糊控制的直流側電容電壓控制、基於非對稱規則采樣的pwm脈寬計算等主要演算法的運算。該控制器具有控制速度快（一個工作周期為50 ） ，精度高等特點。
  18. In 2003, a rock sampling tool developed by hong kong s engineers was accepted by the european space agency and carried in esa s spacecraft on a mission to mars

    2003年，歐洲太空總署採用香港工程師開發的巖石采樣工具，用於該署探察火星的太空船上。
  19. In 2003, a rock sampling tool developed by hong kong s engineers was accepted by the european space agency ( esa ) and carried in esa s spacecraft on a mission to mars

    2003年，歐洲太空總署採用香港工程師開發的巖石采樣工具，用於該署探察火星的太空船上。
  20. The theory analysis and emulation research prove that software radio receiver based on direct mid - frequency sampling is feasible, and possesses the strong flexibility and expansibility

    理論分析和模擬研究表明直接中頻采樣軟體無線電接收機是可行的，而武漢理工大學碩士學位論文且具有很強的靈活性，可擴展性。
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