放行信號 的英文怎麼說
中文拼音 [fànghángxìnháo]
放行信號
英文
go-ahead-
Simulations of gain and aberrance are done to study the amplification of pulse signal with a frequency of 0. 25mhz
對頻率為0 . 25mhz的脈沖信號放大進行了模擬，分析了其增益和脈沖畸變隨放大參量的變化情況。More and more fluorescent signal can be collected with the pcr reaction carry on. the method is more automatized and much less time consumption ( only 3 hours from nucleotide hybridization capture to result found )
這樣利用熒光信號積累可以實時監測整個pcr進程，實現了pcr擴增和核酸雜交以及熒光電信號放大檢測同步進行的自動化檢測技術；實時熒光pcr技術具有更大的優越性： l ）不需要pcr后處理，This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power
實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。This thesis will rely on previous studies of instructions on the general rules and language functions, and modification of teacher talk to carry on a multi - layer study on junior middle school teachers " instructions with aspect of linguistic forms and language functions in chinese efl classrooms. after study on the transcriptions of 30 lectures ( 10 lectures are given by in - service teachers, 10 lectures are given by pre - service teachers and 10 lectures are given by the winners in fine - quality classroom competitions ) of efl classroom of junior middle schools in china, the major findings are : ( 1 ) the teachers likely use some devices with respect to prosody ( temporal variables ), lexis, syntax and discourse to simplify and clarify the complex instructions to match the requirement of junior middle school students " listening comprehension. ( 2 ) there are about three factors that cause the ineffective instructions
本文在前人的關于教師語言的調整，指令語及其表達功能的研究基礎上以何安平教授建立《中學英語教育語料庫（ mstm ） 》中的近17 . 7萬字的子語庫《英語課堂教學語料庫（ msee ） 》為研究語料，選擇了其中30節初中英語課為研究對象，對教師指令語的言語形式及其語言功能進行了較為深入的描述分析，發現： （ 1 ）在音律層面，中國中學英語教師習慣川停頓來放慢語速或在一些難詞之前做停頓以便達到讓學生理解的要求：詞匯層面，教師慣用一些表達方式來給指令語；句法層面，教師也是盡量用簡單句來簡化指令語；語篇層面，初中英語課堂上教師常用一些信號詞來起始解釋性指令語，並少用宏觀語篇標記詞來幫助學生理解，但卻常用微觀語篇標記詞來吸引學生的注意力。An "atrially triggered" pacemaker can pick up the signals directly from the sa node and strengthen them before passing them to the ventricles.
一種「心房觸發式心博器」就能從竇房結直接接收這種信號，並在傳送到心房去之前還能將這種信號進行放大。The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse
採用前置電路將被測信號（電壓或電流）變換為小電壓信號，經過信號調理電路對信號進行程式控制放大和濾波后，通過tms320lf2407實現信號的數據採集、信息處理和計算，將測量結果通過液晶模塊顯示，還可經過rs232介面與計算機進行數據傳輸，做進一步的分析和應用。The hardware mainly consists of three parts : signal pre - amplifying and conditioning circuit is used to amplifying the microseismic signals which have detected, signal processing and target identifying circuit based on singlechip is used to convert the analog signals which have been amplified to digital signals and go through signal analysis, processing to identify the moving target, the sending and receiving setting is used to send the identifying result to the decision - making and he can take relevant action according to the result
硬體主要由三部分組成：信號調理電路對檢測到的微弱地震動信號進行放大；基於單片機的信號分析與目標識別電路將放大后的模擬信號進行a d轉換，進一步將得出的數字信號分析、處理，實現目標識別；識別結果發射與接收裝置將識別結果發射給決策者，由其根據接收結果採取相應的措施。The circuit receives feedback signal of encoder, disposes it by pid and in the form of digit sends control signal which is transformed by d / a into analogue signal to servo amplifier, so further to control motors
電路板接收碼盤反饋信號，通過內嵌的pid演算法，以數字形式給出控制量，經過d a轉化為模擬控制信號給伺服放大器，進而控制電機運行。This is your resident dj signing off for another week with our signature tune
這是本臺流行音樂唱片節目主持人，現在播放信號曲來結束我們為您安排的這一星期的節目We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions
通過理論和試驗探討，選用鎳鉻合金電阻絲作為加熱元件，配以陶瓷質埋入式爐膛；選用陶瓷質小尺寸扁平?圓盤均熱塊體型樣品支持器；選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶（ k ）作為測溫元件；熱電偶對稱安置在樣品支持器容器的中部；選用硅酸鋁耐火纖維作保溫材料；合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體；採用升溫曲線來控制爐膛供熱過程；採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法，進行圖形處理。Interference. gps signals are received by the antenna, amplified within the antenna assembly, and then relayed via cable to the oncore receiver module for processing
這種天線的設計反映了motorola對高標追的追求，即使再有電磁干擾的情況下操作， gps信號通過天線接收，在天線內置放大通過線纜傳輸到oncore接收器上進行數據處理。In this thesis, one cycle controlled switching power amplifier is analyzed detailed in theory and researched in simulation and experiment. main work and conclusion are described below. first, the basic structure and operational principle of one cycle controlled half - bridge and bridge circuit are analyzed, and control equation are deduced
主要工作和結論如下：首先，對單周控制的半橋和全橋開關功率放大器的基本結構和工作原理進行了分析，推導了具體的控制方程，建立了單周控制的全橋開關功率放大器的小信號模型。A data acquisition and analysis system of insect acoustic signal ( daasias ) with friendly interface, simple operation and multifunction was developed. it could sample and analyze insect acoustic signals in real time. by daasias both observing insect behavior and analyzing signal could be conducted at the same time
以往昆蟲鳴聲信號是記錄在磁帶上，分析時通過回放磁帶的錄音，在示波器、頻譜儀或聲譜儀等聲學儀器上進行信號分析，結果磁帶的多次回放常會引起信號的失真，並難以對信號作進一步的編輯處理；分析儀器不但價格昂貴、體積較大，而且很難實現昆蟲聲行為觀察與信號分析同步，更不適合野外工作。We also designed the single photon detector using the transimpedance amplifier, which is different from the conventional method, and provided a new idea to infrared detection
同時，我們設計的單光子探測器採用跨阻放大器取信號，有別于傳統的用50 。電阻取信號，用電壓放大器進行信號放大的方式，這為單光子探測取信號提供了一種新的思想。The lna is one of the most important and broad components in microwave communication system receiver, and is used to amplify the low level signal. as the first signal processing block after the antenna, the lna determines the noise figure and input voltage swr and greatly impacts the dynamic range
低噪聲放大器（ lna ）廣泛應用於微波接收系統中，是重要器件之一，主要用來放大低電平信號，由於是自天線下來第一個進行信號處理的器件， lna決定了整個系統的噪聲性能和電壓駐波比vswr ，並對動態范圍有著較大的影響。The signals are transformed into digital signals and sent to a computer. digital signal processing includes amplifying the sound signals, low - pass filtering, wavelet transform for de - noise and analyzing power spectra using matlab software. for different species of pests the acoustic characteristics are different in time domain and frequency domain
害蟲聲信號採集系統由日本產teac ；四通道錄音機（數字記錄儀）記錄害蟲爬行聲信號，數字示波器將聲信號轉變為數字信號送計算機存儲，由matlab軟體對數據文件進行信號處理，包括信號的再現、放大、濾波、小波去噪、功率譜分析等工作。Since the energy of 18 - information track signal is concentrated around upper frequency and lower frequency, the frequency of the modulation signal is low, and it must have high resolution, we use zfft to detect it. as the energy of um - 71 signal is more concentrated, we use extreme value method to detect the frequency of modulation signal in frequency domain, which can satisfy the frequency resolution
針對18信息軌道信號能量集中在上、下邊頻附近且低頻信息頻率低的情況，提出了用zoom - fft （ zoom指頻率擴展或細化，簡稱zfft ）演算法進行信號的局部放大檢測低頻信息，以提高信號的頻率解析度，而um - 71軌道信號能量集中在載頻附近，在頻域上採用極值法檢測低頻信息，即可滿足信號頻率解析度的要求。Mrna from the mitten crab ovaries at stages ii and iii were made as 33p probes by reverse transcription reactions respectively, then two identical membranes were hybridized with the two kinds probes. washing, pressing and autoradiography were performed before signals scanning and analysis. in total, 167 clones whose signal difference was > 2 fold were obtained
分別將中華絨螯蟹期和期卵巢的mrna反轉錄標記成~ （ 33 ） p探針，然後將2種探針分別與2張相同的膜雜交，經洗膜、壓片和放射自顯影后進行信號的掃描和分析。This thesis disusses the current states and the matter of the transformer condition monitoring and diagnosis fault. afer analying that dga can only reflect the fault type but ca n ' t confirm the fault location, part - discharging signal can realize fault location in theory but ca n ' t be carried out easily for the inconstant influence of circumstance, we present a method that conbinates the oli - gas and electric quanlities to monitor the transformer. using on - line monitoring of oli - gas conform the fault type. using on - line electric quanlities confirm the fault location. with this method, a fault diagnosis system and corresponding diangnosis flow are proprosed. the main work of this thesis consists of the following parts : 1
本文主要研究了電力變壓器狀態監測與故障診斷的現狀以及存在的問題，針對目前dga （油中溶解氣體色譜分析法）只能定性分析變壓器的故障，不能進行故障定位，而局部放電雖然能夠進行故障定位，但由於現場的干擾復雜多變，難以提取有效的局部放電信號，從而提出了結合油氣量和電氣量兩個方面對變壓器進行狀態監測。通過油氣量在線監測，判斷其故障類型和性質；通過電氣量在線監測，對變壓器的關鍵部件? ?繞組實現故障定位。At using the meters, customers can get signal samples through enlargement, multiplication, integral, v / f exchange and divided frequent power on the divided current and divided voltage meters to drive stepping motors and counters add up energy degrees
用戶使用電表時，對分流分壓器上進行信號取樣，經放大、乘法、積分、 v / f變換、分頻、功率驅動等電路的處理，驅動步進馬達帶動計度器累計電能度數。分享友人