differential instrument 中文意思是什麼

differential instrument 解釋
差動式儀表
  • differential : adj 1 差別的，區別的；特定的。2 【數學】微分的。3 【物、機】差動的，差速的，差示的。n 1 （鐵路不...
  • instrument : n 1 儀表，儀器 〈cf tool implement〉。2 樂器 （＝musical instrument）。3 【法律】證件，證券，文件...
  1. Measurement precision contribute to improving the security class and economic of boiler running and automatic level of whole plant. the smart measurement instrument of the boiler ’ s air flow designed in the thesis and the instrument can make the degree of accuracy get to. firstly, the thesis build the “ velocity - area ” method which is on basis of “ log - tchebycheff ” on the analyzing of basic measure method of boiler ’ s air flow. secondly, model86 averaging pitot tube was selected the right model of flow transducer which can pickoff the differential pressure and static pressure. modelc264 which made in setra system corp. u. s. a was selected as ultra low differential pressure transmitter. a good flow of boiler ’ s air was calculated by offsetting pressure and temperature. finally, numeroscope was designed with z80cpu and other chips

    精確的監測有助於提高鍋爐燃燒的安全型、經濟性，也有助於提高電廠的整體自動化水平。本文設計的智能化鍋爐風量測量裝置能夠實現對鍋爐送風的精確測量，精度可達。本文首先研究鍋爐送風矩形大管道測量理論，提出在流來流量測量測點布置基於「對數-切比雪夫」法的速度-面積法。
  2. The third, after theoretically analyzing, the following practicable methods are put forward : 1 ) automatically pick - up the synchronous information by analyzing the spectrum of intercepted video - leaking information ; 2 ) realizing the phase lock and the electronic image stabilization by integral - projection and differential - positioning ; 3 ) improving the effect of accumulation mean filter and the pectination filter by using electronic image stabilization ; 4 ) automatically adjusting image acquisition parameters by detecting the image entropy, therefore the quality acquired image is improved ; 5 ) to realize the quantitative test of a leaking extent, a standard test picture was designed. finally, a proto type for leaking information processing based on our techniques mentioned above and the virtual instrument principle was designed and tested

    在理論分析的基礎上，提出了以下的實用技術： 1 ）用譜分析方法從截獲的信息中自動提取同步信息； 2 ）用積分投影、微分定位的方法進行相位檢測，實現可靠的鎖相和電子穩像； 3 ）將電子穩像技術用於重加濾波和梳狀濾波的濾波方法，改進了濾波效果； 4 ）通過檢測圖像信息熵實現圖像採集參數的自動調整，改進了圖像採集的質量； 5 ）設計了用於儀器定標的標準測試圖，可以對泄漏信息進行定量檢測。
  3. Differential measuring instrument

    差動測量儀表
  4. Based on the principle of differential optical absorption spectrometry ( doas ), a set of detecting instrument for indoor air quality is proposed

    摘要基於差分光學吸收光譜法原理，研究了一套室內空氣質量檢測裝置。
  5. One thick necks ’ thickness measuring instrument with high precise and high efficiency is researched in this dissertation. one special flexible hinge gauge head is designed, differential solenoid inductance displacement sensor is chosen and modern micro - processing technology is used to meet the demand of measuring accuracy

    本文通過設計一種專用柔性鉸鏈測頭，採用差動式螺管型電感位移傳感器並結合現代微處理技術，對撓性接頭細頸厚度的高精度高效率測量裝置進行了研究。
  6. Measurement of coating thickness by differential measurement using a stylus instrument

    塗層厚度測量.使用觸針儀器以差動測量法測量塗層厚度
  7. Differential pressure gauges is used to test the pressure difference between two points, it is a mechanical pressure gauge that can directly indicate the pressure difference on the instrument meter

    靜壓是差壓表兩個檢測點所在管道內的設計壓力。它是差壓壓力表選型時必需的數據。
  8. The hand - held pressure measuring instrument manoport is a handy digital indicator for measurement of gauge pressure, absolute and optionally also differential pressure

    " manoport "手持壓力測量儀是一個手持數字顯示設備，用於測量表壓絕對壓力，也可以用於測量差壓。
  9. To ascertain how to produce differential pressure reasonably during the course of high temperature and pressure gas well testing, we must consider synthetically the following situations : both liquid in well bore and solid phase particles of mud in strata can be carried out through airflow ; we must avoid sand production out of borehole walls and make the selected differential pressure meet the demands of the testing instrument capability ; the calculation of differential pressure when no sand comes out of strata covers the calculation of strength of rock of borehole walls and airflow velocity, etc

    摘要高溫高壓氣井測試中合理生產壓差的確定需要綜合考慮使氣流能夠在井筒中攜液、返排侵入地層中的泥漿固相顆粒、避免井壁出砂、滿足測試工具性能要求等；地層不出砂壓差計算還涉及到井壁巖石的強度計算、氣流流速計算等。
  10. The diagnosis and differential diagnosis of ovary tumors with the measurement of serum ca125 by axsym instrument

    125對卵巢腫瘤的診斷及鑒別診斷的意義
  11. We observed anomalous instrument responses above certain voltages when characterizing aggregates of airborne carbon nanotubes or nanofibers using a differential mobility analyzer ( dma )

    研究者發現當使用?定性移動性分析器去分析空氣中的奈米管或奈米微粒聚集特性時，較高電壓會產生設備異常反應。
  12. This is normal data from a complete blood count as performed on an automated instrument, including an automated wbc differential count

    自動化血細胞計數儀對正常的全血記數的資料，包括對wbc自動的分類計數。
  13. In this paper, after studying the technology of virtual instrument and the characteristics of ld, we developed the ld test system using the design idea of virtual instrument 。 the system is mainly used for test the threshold current, differential efficiency, v - i characteristic and p - i characteristic of ld module

    本課題在對虛擬儀器技術和半導體激光器各項性能參數深入研究的基礎上，採用虛擬儀器的設計思想，研究開發了基於虛擬儀器技術的半導體激光器特性參數檢測系統。該系統主要面向組裝后的激光二極體組件，對其進行電流閾值（ ith ） 、光電特性（ p - i ） 、電抗特性（ v - i ）等主要特性的測試。
  14. An instrument that in a painless and noninvasive manner uses the differential transmission and reflection of ultrasonic waves to create a detailed visual image of the brain

    超聲波心動描記器一種用來顯示詳細的大腦圖象的儀器，利用超聲波發送和反射的差異來測試並無傷無痛
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