測時電位圖 的英文怎麼說
中文拼音 [cèshídiànwèitú]
測時電位圖
英文
chronopotentiogram- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 測時 : time study測時分辨力 time measuring resolution; 測時計 time meter; holologe; chronometer; 測時術 ...
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To oversee all the details yourself in person ; to be at once pilot and captain, and owner and underwriter ; to buy and sell and keep the accounts ; to read every letter received, and write or read every letter sent ; to superintend the discharge of imports night and day ; to be upon many parts of the coast almost at the same time ? often the richest freight will be discharged upon a jersey shore ; ? to be your own telegraph, unweariedly sweeping the horizon, speaking all passing vessels bound coastwise ; to keep up a steady despatch of commodities, for the supply of such a distant and exorbitant market ; to keep yourself informed of the state of the markets, prospects of war and peace everywhere, and anticipate the tendencies of trade and civilization ? taking advantage of the results of all exploring expeditions, using new passages and all improvements in navigation ; ? charts to be studied, the position of reefs and new lights and buoys to be ascertained, and ever, and ever, the logarithmic tables to be corrected, for by the error of some calculator the vessel often splits upon a rock that should have reached a friendly pier ? there is the untold fate of la prouse ; ? universal science to be kept pace with, studying the lives of all great discoverers and navigators, great adventurers and merchants, from hanno and the phoenicians down to our day ; in fine, account of stock to be taken from time to time, to know how you stand
親自照顧一切大小事務;兼任領航員與船長,業主與保險商;買進賣出又記賬;收到的信件每封都讀過,發出的信件每封都親自撰寫或審閱;日夜監督進口貨的卸落;幾乎在海岸上的許多地方,你都同時出現了似的; ? ?那裝貨最多的船總是在澤西岸上卸落的; ? ?自己還兼電報員,不知疲倦地發通訊到遠方去,和所有馳向海岸的船隻聯絡;穩當地售出貨物,供給遠方的一個無饜足的市場,既要熟悉行情,你還要明了各處的戰爭與和平的情況,預測貿易和文明的趨向; ? ?利用所有探險的成果,走最新的航道,利用一切航海技術上的進步; ? ?再要研究海圖,確定珊瑚礁和新的燈塔、浮標的位置,而航海圖表是永遠地改而又改,因為著計算上有了一點錯誤,船隻會沖撞在一塊巖石上而至於粉碎的,不然它早該到達了一個友好的碼頭了? ? ,此外,還有拉?貝魯斯的未知的命運; ? ?還得步步跟上字宙科學,要研究一切偉大的發現者、航海家、探險家和商人,從迦探險家飯能和腓尼基人直到現在所有這些人的一生,最後,時刻要記錄棧房中的貨物,你才知道自己處于什麼位置上。An operator arrives at the host stadium with the network ' s video crew one or two days before game time and proceeds to digitally map the gridiron, calibrate the three main game cameras at the 25, 50 and 25 yard lines, and customize the video - graphics software so that the golden apparition will appear on every play from scrimmage
在正式比賽的一、兩天前,特效操作員會和電視網的攝影工作人員一起來到球賽場地,開始以數位的方式勘測球場,調整設置在25碼、 50碼和25碼線的三架主要球賽攝影機,並訂做影像圖形軟體,以便讓金黃色的幻影在每場比賽並列爭球時出現。It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制This system provides photo elastic, moire, holographic, speckle technology contained in optical measure strain and displacement analysis software interface, and mainly realizes photo elastic image collection, interference image pretreatment, automatic skeleton extract method, automatic main strain trace protraction method and planar photo elastic image strain analysis function. all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system. furthermore, engineer and lab assistant can quickly obtain concise, intuitionistic and quantificational information
該系統提供了光測力學所包括的光彈法、雲紋法、全息法以及電子散斑法等技術應力和位移分析軟體實現的介面,主要實現了等差線圖像和等傾線圖像的採集、干涉條紋圖像預處理、全自動提取光彈條紋圖像骨架線、全自動繪制主應力跡線以及二維光彈應力分析功能,為進一步開發完整的光測力學圖像應力分析軟體奠定了基礎,同時使工程技術人員以及實驗人員能夠迅速的獲取簡明、直觀、定量的信息。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中,為提高系統軟、硬體整體穩定性和可靠性,使用了以下幾種方法: ( 1 )低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術; ( 2 )多層pcb設計,線路板結構緊湊,電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電; ( 3 )選用表面貼和bga封裝的器件; ( 4 )按照軟體工程的要求進行系統分析,規劃系統框圖、流程分析、模塊劃分,減小了不同模塊的相關性,從而最大限度避免了錯誤的發生。The computer acquires the image of dial gauge by high precision ccd video, after that the computer will process the dial gauge image by some image - processing algorithms such as image segmentations, edge searching, area segmentations and locating the pointer by the " circle ". at last the computer will recognise the dial pointer position and work out the precision of dial gauge in accordance with nation criterion of dial gauge. this study presents several optimum algorithms to realize quick recognition of the pointer and calibration lines of detected dial and improve the accuracy and real time quality of detecting
本系統由計算機控制步進電動機的運動,進而驅動指示表表針的運動,通過高精度ccd攝像機實時獲取表盤圖像數據,同時進行表盤圖像的相關處理,包括閾值分割、邊緣檢測、圖像銳化以及區域分割和定心圓檢測等,最終快速識別出表盤指針所處位置,最後根據國家指示表類檢定規程所制定的演算法檢定出指示表的各種精度,本系統所採用的圖像處理演算法運算量少,速度快,從而大大提高了系統的實時性。In large dimension measurement techniques, on the two - dimensional optical microscopy work platform displacement signals collection, the introduction of raster feet to achieve large dimension measurements designed raster signal acquisition circuits, a collection of analytical studies of the key circuits, the corresponding solutions, and discussed work platform displacement signals, image data and the actual dimension ; meanwhile driving mechanism designed electrical circuit, laying the foundation for the measurement of two - dimensional work platform automatically
在超屏幕尺寸測量技術中,關於二維光學顯微工作臺位移信號採集,採用了光柵尺來實現超屏幕尺寸測量,設計了光柵信號採集電路,分析研究了採集電路中的關鍵性問題,提出相應的解決方案,並討論了工作臺位移信號、圖像數據與實際尺寸的關系;同時設計了電機驅動介面電路,為二維工作臺自動測量奠定基礎。Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。Four kinds of c / c composites with different preparation techniques were graphitized at 2400 - 2880. the relations between magneto - resistance and orientation ( the angle between surface of samples and magnetic field ), measure temperature, the intensity of magnetic field ( b ) were studied for each sample. the micro - structure and x - ray diffraction pattem were investigated too
本論文在對制備工藝不同的四種碳/碳復合材料樣品進行2400 2880的石墨化處理后,應用ppms ( physicalpropertymeasurementsystem )研究了測試位向(試樣某特定面和磁場方向夾角) 、測量溫度以及外加磁強對材料磁電阻特性的影響,同時研究了各試樣的微觀結構和x射線衍射譜圖。The paper analyzes the distinct status of various types of electronic chart fitted onboard in comparison with the requirements of electronic chart by solas, and brings forward some suggestions to deal with this situation for maritime regulators, shipping companies and training institutes
摘要結合solas公約時電子海圖的要求,對電子海圖顯示與信息系統進行確切定義,分析了目前船舶配備的各類電于海圖系統的不同地位,提出我國海事部門、水道測量部門、航運企業、培訓機構應對電子海圖配備及早採取措施。During the infrared failure circuit detection system is diagnosing the electronic equipment, because the time and the place are different between the infrared thermal imaging device is diagnosing the standard electric circuit board and the infrared thermal imaging device is diagnosing the failure electric circuit board, the position of their infrared thermal image will take place the relative changing ( for example translation or revolves )
在紅外電路故障診斷系統對電子設備診斷時,由於紅外熱像儀對標準電路板進行檢測的時間與地點和紅外熱像儀對故障電路板進行檢測的時間與地點的不同,導致它們的紅外熱像圖的位置會發生相對改變(如平移或旋轉) 。In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎,重新設計了以dsp為控制核心的控制系統,主要解決原系統存在的以下問題: ( 1 ) pc機既要實時控制數據的採集與發送,又要進行圖像的后處理,整個系統的實時性難以達到要求; ( 2 )隨著spm功能的擴展,一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能,另一方面也意味著自動控制量的增加和數據處理量的增加; ( 3 ) 16位a d 、 d a都採用的是購買的板卡,也通過isa槽插在pc機內,成本高,不利於擴展; ( 4 )另外,數字板通過isa槽插在pc機內,易受于擾,而且給安裝帶來不便。The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers
實驗研究了正方網格斑圖與混合氣體的比例及外加電壓的關系,給出了班圖類型隨上述條件變化的相圖;實驗採用光學方法對正方網格斑圖進行了時空動力學測量,發現正方網格斑圖是由兩套正方網格斑圖相互嵌套而成,其中一套的微放電絲位於另一套正方形單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了正方網格斑圖的穩定性;實驗發現正方網格斑圖的微放電絲放電時間間隔是長短交替變化的,考慮到電介質表面積累的壁電荷的作用,使用擊穿?熄滅方程很好的解釋了該現象。Based on these characteristics we adopted a project which combines the wire and wireless technology when it is in research. the design of image processing card which is used to process the data of monitoring site with the technology of pci bus is completed. the design of the circuit of sending and receiving information which is the analogue measuring date of temperature and humidity of monitoring site with blue - tooth technology and the design of circuit of sending and receiving & processing alarm data which is generated when emergency happens in monitoring site with rf technology are completed
根據家庭安全系統應具備點位布控靈活、明線不宜太多以及架設與拆卸必須方便的要求與特點,本系統在研製時採用了有線與無線技術相結合的解決方案:利用pci總線技術完成了用於監控場所景況數據處理的圖像採集處理板的設計;利用藍牙技術完成了用於監控場所溫度、濕度等模擬量測量的信息發送電路和信息接收處理電路的設計;利用rf技術完成了用於監控場所緊急情況報警的告警發送電路和告警接收處理電路的設計。The video surveillance system. it makes all facilities running efficient between subsystems. for example, while the sensor detects abnormal movement in the central control room, the system will automatically present related alarm position in the e - map and pop up video, which is set one minute ahead for the management
使機房內各設備系統之間自動高效運行,譬如當機房內的探頭檢測到有人活動時,系統會在電子地圖上以形象的方式顯示報警發生的位置,彈出報警區域的視頻,同時聯動攝像機提前一分鐘進行錄像,為報警事件處理提供科學依據。4. the hardware of electronic control system is developed. it includes display module whose tasks are man - machine interaction, displaying humidity and temperature, setting humidity, time, date and week, communicating with computer ; power device module which provides power of all modules and drives control equipments to accomplish intention of main control module and can provide zero crossing protection circuit, excess voltage and under voltage protection circuit and excess current protection circuit ; water sensor group, the responsibilities of which are testing the states of water and send the states to scm, then the scm control the water level after judging the states
開發並實現了電控系統的硬體部分,包括顯示模塊:主要負責人機交互,顯示濕度、溫度,修改濕度、時間、日期、星期,和主控模塊通訊;電源驅動模塊:主要提供各個模塊的電源,驅動被控設備,實現主控模塊的意圖,並能實現繼電器的過零保護,過流、過壓、欠壓保護;水位傳感器組:負責測知水位的狀態,並把此狀態送入單片機,單片機經過判斷、處理反過來控制水位,實現水位的閉環控制。So far, existing brain function evaluation techniques includes electroencephalogram ( eec ), magnetoencephalogram ( meg ), positron emission tomography ( pet ), functional magnetic resonance imaging ( fmri ) etc. among them, the technique using event - related potential ( erp ) contained in eeg features high temporal resolution, low costs and convenient application
到目前為止,探測大腦活動的方法有eeg (腦電圖) , meg (腦磁圖) , fmri (功能磁共振成像) , pet (正電子發射斷層掃描)等。其中利用包含在eeg中的erp (事件相關電位)進行的研究,能達到毫秒級的高時間解析度,而且器械成本低應用方便,對探索人腦瞬息萬變的信息處理機能(認知機能)無疑是很有幫助的一項技術。The thesis finished a sample instrument used in measurement node. it is based on 8 - bit micro controller unit and has smart functions including auto calibration, auto scale change and auto balance of whetstone bridge. the data can be processed, stored, transferred and displayed in the sample device
本文完成了測試系統中基於16位微處理器的網關的硬體架構和軟體實時多任務內核的設計;研製了基於8位微處理器的具有自校正、自動量程轉換及測試電橋的自動調平功能的測試節點樣機;實現了測試節點的數據處理、存儲、顯示和傳送;繪制並編寫了測試節點的硬體電路圖和軟體源程序。This system provides pulse signal and direction signal to step motor driver by computer ’ s controlling step motor control card, and makes motor and guage ’ s pointer rotate. computer gets the micro displacement measured by grating measuring system via rs232 serial port, and acquires guage ’ s image by high precison ccd camera, then processes the guage ’ s image by software, including pre - processing, graying, binarization, thinning and hough transform, so as to recognize the position of guage ’ s pointer, finally calculates all kinds of precision on basis of algorithm established by national detecting rules of gauges
本系統通過計算機控制步進電機控制卡來給出步進電機驅動器需要的脈沖信號和方向信號,進而帶動電機驅動儀表指針轉動,計算機通過串口實時採集光柵測量系統的微位移信號,並且通過高精度ccd攝像機實時獲取表盤圖像數據,同時通過計算機軟體實現表盤圖像處理,包括預處理、灰度化、二值化、細化和hough變換等,最終快速識別出表盤指針的位置,並根據國家表類檢定規程所制定的演算法檢定出指針式儀表的各種精度。分享友人