計數率測量計 的英文怎麼說

中文拼音 [shǔliáng]
計數率測量計 英文
rate meter
  • : 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...
  • : 數副詞(屢次) frequently; repeatedly
  • : 率名詞(比值) rate; ratio; proportion
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 計數 : count; tally; counting計數卡 numbered card
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Precision improvement of digital frequency counter with match strobe signal

    用選通門匹配方法提高式頻精度
  2. The ? 1 word count error exists in nearly all kinds of digital time and frequency measuring instrument and it affects the instrument ' s measuring precision tremendously

    在所有的字式時間及頻設備中,幾乎都存在著1個字的誤差。它的存在,極大地影響儀器的精度。
  3. Supported by heilongjiang province natural science foundation projects " research on the errors mechanism of time division a. c. power measurement " ( no. e9719 ), " research on theory of analog digital mixed sampling power energy measurement " ( no. e01 - 15 ) and foundation for university key teacher by the ministry of education " the research on the low audio frequency a. c. power measurement smart instrument " ( no. 1087 ), in this dissertation it is made that a systematic and deep study on power measurement model errors and instrument errors about analog sampling, digital sampling and mixed sampling measurement, and fully experiments about mixed sampling measurement

    本學位論文在黑龍江省自然科學基金資助項目「時分割交流功原理誤差產生機理的理論研究」 (編號: e9719 ) , 「模擬字混合採樣功與電能的理論研究」 (編號: e01 - 15 )和教育部高等學校骨幹教師資助劃項目「中頻電功智能儀器的研製」 (編號: 1087 )的資助下,以電功模擬采樣字采樣和混合採樣方法為對象,對電功的原理誤差和儀器誤差進行了系統和深入的理論研究和有關的實驗研究。
  4. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設了頻單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設了變頻調壓驅動器,實現plc與步進電機驅動器之間字介面。
  5. A measurement reported in terms of count rate is peculiar.

    為單位表示結果具有專屬性。
  6. The research for the absorptance of materials is significant to the development of laser material processing. the measurement method is the foundation of the absorptance research. in this paper the lumped method based on heat transfer is established for the absorptance of laser, and the measuring apparatus is also built up. as examples, the absorptance of laser is measured for several ordinary engineering materials

    材料對激光吸收的研究工作對激光加工的發展有著非常重要的意義.而吸收方法的研究是材料對激光吸收研究工作的基礎.從熱的角度出發,利用傳熱學中的集總參法建立了吸收的方法,設了相應的試驗裝置,並了幾種常用工程材料對激光的吸收
  7. In order to evaluate system capacity. putting out system efficiency, update cycle of measure data, incident transmission delay. analyzed each parameters. deduced out calculation formula of each parameters

    為了對所設的系統容進行評價,提出了系統效更新周期,事故傳輸延時等幾個系統性能參,並對幾個參的物理意義進行了分析,進一步推導出了性能參算方法。
  8. Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate

    摘要以普蘭德動傳遞理論為基礎,按照卡門的三層模型,通過室內模擬環道用0號柴油及加入減阻劑在圓管內的流動參定,算了非牛頓型流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度,渦流粘度與運動粘度比、總應力隨相對位置的變化等定,探討了高分子減阻劑對非牛頓流體流動特性的影響,對湍流減阻現象的機理與增大減阻的條件進行了定分析。
  9. Through establishing three mathematics models including the movement equation of the mechanical and electrical transmission system, the control of the load and the sliding in stable status, direct - current - brake of ac motor, this paper ascertained the range of the frequency value of drive motor and the efficiency of transmission system, calculated the efficiency of load motor in stable status and the moment of load motor in braking. this paper completed the design of the mechanical part of inertia brake test platform and provides a tool for the measurement of the inertia brake parameters

    本文還通過建立慣性制動器試驗臺的包括機電傳動系統的運動方程、穩態運行時負載與轉差控制、交流電動機直流制動在內的三個學模型,確定驅動電機的頻取值范圍和傳動系統的傳動效,驗算慣性制動器穩態運行時負載電機軸功和慣性制動器制動時負載電機軸力矩,完成慣性制動器試驗臺設中的機械部分,為慣性制動器各參提供工具。
  10. The results of calculation prove : the new structured coaxial probe is superior to the traditional coaxial probe in both sensitivity and penetrating depth when used to measure the dielectric properties of chemical reactants or layered biological tissues, and the relationship between the measurement sensitivity of this new structured probe and the frequency of electromagnetic wave are obtained, which provides the optimal frequency for the actual application

    算結果表明:在化學反應溶液及生物分層組織介電特性參中,這種新型的同軸探頭在靈敏度及透入深度兩方面都優于傳統的平口同軸探頭。通過算模擬還得出了這種新型同軸線探頭的靈敏度與電磁波頻的關系,為進一步研究其最佳試頻提供了有價值的參考依據。
  11. It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter

    肇州縣電力調度自動化系統是以rs485總線工業現場控制網路為基礎,通過監控主機對變電站進行集中管理的完全開放式系統,該系統綜合了算機、、通訊和自動化的專業技術來監控電力設備的運行參、監控運行環境,通過對輸變電線路及設備的交流電壓、電流的據採集,自動算出功、電、功、頻等參,實現四遙:遙、遙信、遙控、遙調及據傳輸和監控功能。
  12. As an important part, the principle of measuring capacitor current and dumping degree has been analyzed. then, an novel method to measure the capacitor current and dumping degree which is based on the signal inject is put forward

    分析了消弧線圈接地系統中各種相關參算和推導方法,同時研究了了基於信號注入法的脫諧度和阻尼方法,並在實驗中驗證了這種方法的有效性。
  13. The quantizing error, linear error and differential linear error of an a / d converter were deduced, after that the error model of synchronous sampling, asynchronous sampling and quasi - synchronous sampling algorithms used in power measurement were build in condition that a / d was not perfect

    推導了a / d化誤差、非線性及微分非線性誤差的學模型。然後,建立了采樣功同步采樣演算法、非同步采樣演算法和準同步采樣演算法在非理想情況下的算機模擬模型。
  14. On the base of it, a piece of data collection special chip with a core of fft is designed with vhdl ( vhsic hardware description language ) in the way of top down system design method, which can finish harmonic analysis and measure the voltage, current, frequency and power of the electric power system

    在此基礎上,使用標準的硬體描述語言vhdl設出一個fft變換內核,並以該內核為核心、採取自上而下的系統設方法完成了一個電力系統據採集專用晶元的設,實現對電力系統的電壓、電流、頻、有功和無功功等參以及各次諧波分析。
  15. Meanwhile several parameters are measured at one time in the system, therefore the analog signals can be converted frequency signals by making use of signal acquisition system. the uniform pattern in the hardware and uniform how in the software can implement the multi - function design for single machine. ultimately the uniform multi - parameter intelligent measuring method comes into being

    同時針對本系統多個參需要同時進行檢的特點,將多個參模擬信號通過信號採集系統全部變換為頻進行據處理,系統的硬什方面有比較統一的模式,軟體方面有統一的算流程,能實現單機的多功能設,最終形成了多參的統一智能檢方法。
  16. Mostly conventional boxed hardware instrument is used, by which the signal from sensors is processed by circuit board, and inputted to secondary instrument that is box hardware instrument, and displayed by numerical tube

    轉矩功大都採用傳統的箱式硬體儀表,用電子電路卡來處理從傳感器出來的信號,然後再進入二次儀表,即箱式硬體儀表,並用碼管將算值顯示出來。
  17. Summarizing the development statement of monitoring technology for bridge, based on principle of pulse laser ranger detection and fiber - optic strain measurement, in view of the problem affected by single - chip inherent feature, integrating the goodness of cpld device and single - chip, using a / d converter to measure the count quantization error, a strain measurement system is worked out. the above system chiefly consists of light source, optic fiber sensor, photo detector and signal processing circuit

    本文綜述了國內外橋梁監技術的發展概況,在深入研究脈沖激光距和光纖應變試原理的基礎上,針對單片機固有低、化誤差大和延時不固定等不足,結合cpld高、延時小而固定和單片機控制功能強的優勢,並採用模轉換技術設化誤差電路,提出了基於激光脈沖時間法的光纖應變的方案。
  18. The theory, mathematics method, technology of reacting electrical measurement is introduced in this article. the design of the system and the data processing for the system is also introduced

    摘要闡述了軸功系統的原理、學方法、應變電技術,系統的設據處理。
  19. The method of numeral simulating the coincidence neutron detection is proposed with combining the neutron transportation and probabilistic calculation. the method is introduced and used to simulate the nuclear warhead induced fission by source neutrons with energy below 1 mev

    推導並提出用中子輸運算與概方法結合算符合中子,對能低於1mev的外源中子照射核彈頭誘發裂變的符合中子作了值模擬。
  20. Measurement of quartz crystal unit parameters. part4 : method for the measurement of the load resonance frequency fl, load resonance resistance rl and the calculation of other derived values of quartz crystal units, up to 30mhz

    石英晶體元件參.第4部分:頻達30mhz石英晶體元件負載諧振頻fl和負載諧振電阻rl的方法及其他導出參
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