采精器 的英文怎麼說

中文拼音 [cǎijīng]
采精器 英文
semen collector
  • : 采名詞(采地) feudal estate
  • : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯件( cpld ) ,對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后,由高度ad轉換模塊進行樣,將ccd輸出的模擬信號轉換成數字量;最後,將數據送入arm處理系統中進行后續處理。
  2. The china heating information network altogether divides into several big edition blocks they separately are : heats the on - line exchange area ; warmly passes the heating profession tendency ; heating ( thermoelectricity ) technical paper ; heating ( heating ) thermoelectricity product supply and demand information ; warmly passes the equipment, the heating product demonstrates, heating enterprise / heating company huang ye ; heating investigation ; heating magazine free subscription ; visitor visitors ' book ; and three leisure columns - reading room, joke, tabletop wallpaper and so on

    中國供熱信息網共分幾大版塊分別是:供熱供暖論壇交流;暖通供熱行業動態;供熱熱電技術論文;供熱供暖熱電產品供求信息;招標購投資合作;暖通設備供熱產品論文(包括鍋爐、熱量表、散熱換熱、保溫管材、地暖等) ,供熱公司供暖公司採暖供暖設備黃頁;及兩個休閑欄目-在線書屋、彩笑話等。
  3. In this paper, the operation theory is ntroduced. we research the quasi. synchronous alternative sampling echnology in detail to improve the precision of the instrument and discuss some problem about the plication of this method. we introduce the develop of hardware and software in the whole instrument. at last, we sive out the result of experiment and the analyses of error

    文中論述了該電參數測量儀的工作原理,著重研究了提高測量度的準同步樣演算法,並討論了該演算法在單片機中應用的幾個實際問題。在此基礎上,詳細介紹了整個儀的軟硬體開發過程。最後對儀進行了實驗和誤差分析,給出了實驗結果和誤差分析結果。
  4. It designed signal amplifying circuit, frequency tricking circuit, data sampling and keeping circuit. the choice of 12 bits high accuracy a / d integrated data sampling card made program simply, high flexible and expandable. and to each error which is likely to occur in high voltage capacity type equipment during the monitoring, analysis and judgement are given

    在硬體電路實現上,注意選擇信號傳感;合理設計了信號放大電路和濾波電路;設計了頻率跟蹤電路,數據樣/保持電路;結合軟體控制選用了12位高度的a / d轉換,使軟體編程簡化且具有較高的靈和性和可擴展性。
  5. 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、樣約束以及測試度等基本問題,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。
  6. The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design

    開關電容濾波是連續時間模擬濾波樣時間等效電路,更適合電路的小型化,同時也實現高度的傳輸函數,尤其是基於雙二階的cmos開關電容濾波設計具有高度、面積小、低功耗和電路結構簡單,易於調試等優點,所以研究和設計開關電容濾波有著重要的理論和實際意義。
  7. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統,它具有以下特點: ?採用usb介面進行高速數據傳輸,傳輸速度達100kbyte / s ; ?採用浮點a / d轉換技術,動態范圍達120db ; ?多種樣觸發控制方式; ?最高樣率100ksps ; ? 12位度: ? 32kb數據緩存; ?使用新型大規模電子件,系統結構緊湊,重量輕,適合野外作業。
  8. Suzuki motor corporation formerly the beijing plant, built in 1958, a 30 years of using professional production history, after " 85 " and " 95 " planning to transform, and the restructuring and upgrading of the technological transformation of the current pressure plate assembly has reached an 50 million units, driven plate assembly 50 10, 000 sets of production capacity, and to keep the specialized, refined, and unique, new direction, and gradually form the whole sets of advanced enterprise procurement methods, according to professional specialization, multilayered parts industry

    公司前身為北京市汽車離合廠,始建於1958年,具有30多年的離合專業生產歷史,經過「八五」 、 「九五」規劃改造,以及改制后的技術改造和更新,目前已達到年產壓盤總成50萬套、從動盤總成50萬套的生產能力,並不斷向專、、特、新的方向發展,逐步形成適應整機企業的先進購方式、按專業化分工、分層次的零部件產業結構。
  9. The research on autonomous navigation and orbital keeping technology of geosynchronous satellites : selecting position vector in the inertia space and longitude, latitude, radial errors in the hill equation as state variables, the precision of orbit determination caused by track dynamic model error, sampling period, and sensor measurement and install error is analyzed

    同步衛星自主導航與軌道保持技術研究:分別選取慣性空間位置矢量和採用hill方程表示的經、緯、向徑誤差作為狀態量,分析軌道動力學模型誤差、樣周期以及敏感測量、安裝等誤差對定軌度的影響。
  10. High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system, which includes the sequencing control design for mult - channel radar system with verilog, the application of ip core of digital filter and fifo, as well as the communication control module with dsp. as the master control part, the software programming for the communication between dsp and fpga is designed. the experimental result with hardware circuit shows the design is valid and practical

    採用高度的adc晶元完成中頻樣,通過virtex -系列fpga設計中頻正交系統,主要包括通過verilog語言實現多路雷達中頻接收的時序控制,通過濾波ip核實現濾波的設計,以及利用c語言實現dsp的通訊控製程序設計。並給出了fpga在資源和速度上一些優化的方法,調試過程中影響中頻正交接收性能測試的因素。
  11. In the second chapter, we firstly present a circuit of 8 - bit, 80mhz samples / s thermometer - decoded dac with hierarchical symmetrical switching sequences which will compensate gradient error, on the basis of 8 - bit dac, we then present high frequency, high definition 12 - bit, 80mhz samples / s current - steering dac

    第二章:提出了具有梯度誤差補償的高速8位、 80mhz溫度計碼數模轉換,並在此基礎上進一步提出了高速、高度12位、 80mhz樣率電流舵結構數模轉換
  12. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀在線控制高頻樣動態跟蹤測量系統,樣率大於5hz ,在跟蹤小於2cm / s低速運動目標時,測量度好於2mm ;完成對饋源二次調系統的檢測,包括對二次調平臺位置基準的標定和觀測棱鏡偏心差的測定;設計不同動態測量實驗,對全站儀動態跟蹤的誤差來源和特點進行了分析;從實驗角度,對全站儀的測量時滯及其穩定性進行了測試分析,給出了定量的結果;比較了全站儀和計算機的內部時間系統,發現兩者存在較大差異。
  13. As a result, the following subroutines are programmed : keyboard scanning, a / d sample, lcd displaying, data computing and dealing, serial communication, diagram printing and control modules. these designs not only simplified the program structure, but also improved real - time performance, security, and precision of the system. moreover, the time of debug the system ' s software is saved

    並在此基礎上,採用模塊化程序設計方法,設計出了a d樣子程序、鍵盤掃描子程序、印表機驅動子程序、液晶顯示子程序、大容量靜態存儲的驅動子程序以及整個程序的主控製程序等,不僅使程序結構清晰,而且也提高了系統的實時性、可靠性和度,同時節省了系統軟體調試時間。
  14. In this paper, a new control strategy based on the adaptive deadbeat voltage space vector is presented. this control scheme has a lower sample frequency and a smaller difference between switch frequency and sample frequency. it has many advantages, such as producing zero vectors organically, tracing exactly, non - shaking, etc. and its dynamic response is better

    對于電能質量調節來講, pwm跟隨指令參考信號的控制性能在很大程度上影響著裝置的補償效果,本文選擇無差拍電壓空間矢量控制為系統控制策略,這種控制方法具有樣頻率低,開關頻率與樣頻率的差距小,能有機地產主零矢量、跟蹤確以及無抖振等優點,動態響應快。
  15. The advantage of the random sampling theory relative to the real time sampling theory is that it does have no use for high - powered hardware to support. so we can choose components freely. the difficulty is to ensure the randomicity, to apply the interpolate technology and to ensure the multiple of time extending

    隨機樣原理相對于實時樣原理的優點在於不需要高度的、高性能的硬體支持,這對于件的選用有很大的餘地,難點在於隨機性的保證和內插技術的應用和時間放大倍數的可確定度。
  16. Hence analysis and design of nonlinear sampled - data systems has been, in recent years, a subject of growing interest in the international community of control research. when a continuous - time plant is controlled using a digitally implemented controller, it is often faced that a continuous - time plant is transformed into its equivalent discrete - time model. a digital controller is usually designed on the base of approximate discrete - time models of the continuous - time nonlinear systems because it is difficult to obtain the closed form of the exact discrete - time model for nonlinear control systems

    利用計算機等一類離散控制裝置來控制連續時間的受控對象時,都會遇到把連續時間系統化為等價的離散時間系統的問題,通過和保持來實現離散時間的樣控制,對于非線性連續受控系統,由於連續系統的時間離散化后一般得不到其等價的確離散化模型表示的有限形式,實際上由其近似離散化模型代替來設計控制,而近似會引起信號失真,那麼基於近似離散化模型上設計的樣控制,它是否同樣對原連續受控系統有效
  17. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換的新型晶元aduc824 ,實現了電流(電壓)樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換對負高壓迴路電流樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流度的關鍵因素,提出了系統的改進意見。
  18. Different sampling periods of sensors and the recursive steps of initial states are investigated. the navigation precision with different condition such as different precision of sensors, different length of observation time are compared. then, three orbit types, consisting of low - altitude orbit, middle - altitude orbit and high - altitude orbit, are simulated respectively

    在pc機上首先分析敏感樣周期和濾波迭代次數對自主導航度的影響,然後比較敏感度不同,觀測時間長短不同,軌道類型不同情況下所產生的導航誤差。
  19. Moreover, sampling at high frequency eliminates the need for abrupt cutoffs in the analog anti - aliasing filters. a technique of noise shaping is used in - converters in addition to oversampling to achieve a high - resolution

    由於在- a d轉換中使用噪聲整形技術和過樣技術,可以用一個簡單的模擬電路加上復雜的數字電路使整個a d達到一個很高的轉換度。
  20. Semen collection instrument for cattle and sheep

    牛羊用采精器
分享友人