浮標系數 的英文怎麼說

中文拼音 [fúbiāoxìshǔ]
浮標系數 英文
float coefficient
  • 浮 : Ⅰ動詞1 （漂在液體表面） float; drift 2 [方言] （在水裡游） swim Ⅱ形容詞1 （在表面上的） superfici...
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 浮標 : buoy; staff float; drogue; dobber; dan; buoyage; float rod; floating beacon; floating mark
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. 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。
  2. There are five parts in powerpc603e ? microprocessor : integer execution unit, floating point unit ( fpu ), instruction ( data ) cache, bus interface unit and memory manage unit. the instructions are executed with pipeline way

    Powerpc603e微處理器系統由定點執行單元、浮點單元、指令（數據） cache 、總線介面單元、存儲管理單元組成，以流水和超標量方式執行指令。
  3. Underwater - radio buoy system for use as obtaining the ocean ' s acoustical parameters is primary for investigating ocean acoustic condition, obtaining and recording acoustic propagation experimentation data

    海洋環境參數獲取浮標監測系統主要用於海洋水聲環境的綜合考察，獲取和記錄水聲傳播試驗數據。
  4. The software adopts three kind of control mode to start up the data acquisition system, it ensures reliability of the acquisition system. the control system communicates with the shipborne support system adopting broadcast when down and timing when up, and requires return for the remote instructions, so it ensures the communications of the five bouys with the control and acoustic emission vessel. this software is based on assemble language of mcs51, it is held in the eprom in mcu

    控制和通信軟體採用設定採集時間表、外推採集與啟動採集三種方式控制採集系統，可靠地保證了遠程、無人值守浮標在長時間、連續工作情況下數據採集的很高的可靠性；控制和通信軟體採用下行廣播、上行時分的工作哈爾濱工程大學碩士學位論文方式實現各浮標與船載分系統間的通信，且無線電遙控指令執行反饋，可靠地保證了浮標與船載分系統間的通信。
  5. The design of control and communication software : the software realized the communication of the five bouys with the control vessel and the acoustic emission vessel ; it controls the data acquisition system, it restricts the five bouys in the remote instructions from the control vessel and the acoustic emission vessel, and it also transmits the position and time information from dgps, the bearing information of the underwater acoustic construction from a electronic compass of type of tcm2 when in collection period of time

    控制和通信軟體設計：各浮標工作在指揮船和發射船遙控指令內容的約束下，控制和通信軟體實現了浮標與指揮船以及發射船的通信，控制數據採集系統工作，並在採集時段完成gps位置、時間與矢量水聽器方位信息的傳輸。
  6. Ambient air quality - standard gravimetric measurement method for the determination of the pm 2, 5 mass fraction of suspended particulate matter

    環境空氣質量.用標準重力測量法測定懸浮顆粒物的pm2 . 5質量系數
  7. Underwater - radio buoy system contains three parts as follows : the monitor and record equipment on the acoustic source vessel, the monitor and record equipment on control vessel and the underwater - radio buoy system

    海洋環境參數獲取浮標監測系統包括聲發射船監控記錄設備、指揮船監控記錄設備與水聲浮標三部分。
  8. The underwater - radio buoy for use as obtaining the ocean " s acoustical parameters is a underwater acoustic signals record system which has long distance radio remote control and data transmit function. the technology key of the dissertation study is that under the requirements of the system the monitor and record equipment on the acoustic source vessel, the monitor and record equipment on control vessel command and control the work slate of the buoy system by radio data transmitting mode of short wave transmitter - receiver

    海洋環境參數獲取浮標監測系統屬于具有長距離無線電遙控?數傳功能的水下聲信號接收記錄系統，本論文研究目標的技術關鍵在於根據系統要求，指揮船和發射船監控記錄設備通過短波電臺以無線數傳方式，對浮標系統的工作狀態進行指揮和控制，浮標則通過同一短波通道向指揮船上報浮標方位、工作狀態、關鍵數據及非常狀態下的報警信號等。
  9. The ventilated and lineated floating disc is manufactured by fc material, resisting over 350 ; and the friction coefficient of the lining pad is between 0. 505 - 0. 668, and the operating temperature reaches as high as 1, 150

    通風劃線浮動式碟盤為標準fc材質，承受溫度可達350度以上，來令片摩擦系數為0 . 505 - 0 . 668之間，工作溫度最高達1150度。
  10. The data on underwater acoustic spread and ocean environment noise, obtained by the buoy system, have been kept by some navy database as ocean environment base data

    浮標監測系統所獲取和記錄的水聲傳播試驗數據和海洋環境噪聲數據已經作為海洋環境基礎數據被海軍有關數據庫存錄。
  11. The underwater - radio buoy for use as obtaining the ocean " s acoustical parameters, applied for synthesis experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data of underwater acoustic transmitting experimentations

    海洋環境參數獲取浮標監測系統主要用於海洋水聲環境的綜合考察，獲取和記錄水聲傳播試驗數據。
  12. The underwater - radio buoy for use as obtaining the ocean ' s acoustical parameters, applied for synthetic experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data for all kind of underwater acoustic experimentations, for example, acoustic propagation, reverberation, ocean ' s noise etc. the system can not only reduce requires in quantity of using ships and scales in military strength equipment but also keep away from ships environments, reduce background noise and increase the quality of the gathered data

    海洋環境參數獲取浮標監測系統用於海洋水聲環境綜合考察試驗中，獲取和記錄水聲傳播試驗數據。該系統不但可以減小參試艦船數量要求，降低兵力配備規模，而且可以遠離艦船環境，降低背景噪聲，提高所採集數據的質量。因此，浮標的研製對于保證未來海試完成既定試驗目標、順利完成試驗項目具有重要意義。
  13. This dissertation is focused on the software system of the underwater - radio buoy system, the main work and results obtained are as follows : the design of data acquisition system software : the key technique of the software is : the data required to record is generous, the period of collection time is long, so the buffer and storage of the data is difficult

    本論文給出浮標監測系統各部分軟體的研究和設計成果，主要內容包括以下三個方面：數據採集系統軟體設計：數據採集系統軟體的技術關鍵在於數據採集系統一次採集記錄數據量大、連續工作時間長，所以數據採集系統軟體實時緩存和存儲就非常困難。
  14. To develop the system to an automatic system, we have studied how to improve measurement precise by image processing after fast aiming. we use median filter to filtrate noise, use sobel arithmetic to detect the edge, and use kitchen - rosenfeld method to detect corners

    第一種方法著重研究了視頻採集和屏幕懸浮透明瞄準坐標系的同步顯示以及提高瞄準精度的途徑；第二種方法則著重研究快速瞄準后通過圖像處理技術自動獲得誤差補償數據。
  15. Data buoy system

    數據浮標系統
  16. The goal of the item is developing buoy system for use as obtaining the ocean ' s acoustical parameters and the shipborne support equipment

    項目研究目標是研製水聲海洋環境參數獲取浮標系統及其船載配套設備，為海洋環境參數獲取基礎研究項目2002年海上實驗提供實驗設備。
  17. Through reforming in steady flow unit of sludge pit feeding, the work efficiency was lifted, the slime amount fed in floatation system was reduced. the consumption was dropped and the enterprise economic benefit increased under the premise of finishing all technology target

    對撈坑入料裝置的改進，提高了撈坑的工作效率，減少了進入浮選系統的煤泥數量，在完成各項技術指標的前提下，降低了各種材料的消耗，增加了企業的經濟效益。
  18. Moreover, the effects of the system parametric ( such as baseline length, time measure error, sound velocity fluctuate and buoys errors ) on localization accuracy are studied. the laws of the bistatic tol and bol localization algorithm are obtained

    同時，通過對各種系統因素，如基線長度、系統測量誤差、聲速波動、浮標偏移等參數對演算法性能影響的分析，得出了採用tol和bol方法進行定位時，定位誤差的分佈規律。
  19. The primary task of this thesis is how to design a set of data gathering system, which can track record original wave forms of sound signals, the moment that sound impulse range pass gate limits, the data on the orientations of vector water - sensor in the buoy and the data obtained by gps

    本論文以整個系統的硬體設計為主要研究對象，主要任務是設計一套數據採集系統，完成對聲信號的原始波形及聲脈沖幅度過門限時刻、浮標上矢量水聽器的方位數據及gps數據的記錄。
  20. Thirdly dct is implemented using chen fast dct algorithm. we transform float - point arithmetic into fixed - point arithmetic, which meeting the precision requirements of the ieee 1180 standard, to accord with fixed - point c6201 dsps

    隨后在dct變換編碼中，採用chen快速dct演算法，在保證idct精度符合ieee1180標準條件下，將浮點dct系數轉化為與c6201定點dsps運算單元相適應的定點系數。
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