波形系數 的英文怎麼說

中文拼音 [xíngshǔ]
波形系數 英文
waveform factor
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 波形 : [物理學] wave form; shape; wave pattern; wave profile
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜據不同段的據質量、段組合進行了評價,提出了適用於荒漠化監測的基本段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀據提取地物信息的基礎;發現了基於光譜整體狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的段是進行荒漠化監測的主要特徵段,這些段與植被生物量和蓋度都有密切的關,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試統能實現對電噴發動機的燃油統、直接點火統、怠速控制統和燃油蒸氣排放控制統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態據讀取和測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障
  3. Software part want function that realize : through interrupt service routine gather and come out regularly ecg signal, store among computer in the form of the binary scale ; data compress programme should realize to ecg signal pretreatment and compress of signal, narrow the storing amount of the data, save the space ; case information management system realize patient information and heart telecommunication file of interest, keep and in the data base, can show the ecg signal wave form at the screen of the computer directly data that gather. and has offered and type and report the single function

    軟體部分所要實現的功能為:通過中斷服務程序把心電信號定時採集出來,以二進制的式存儲在計算機中;據壓縮程序應實現對心電信號的預處理和壓縮,縮小據存儲量,節省空間;病例信息管理統實現患者個人信息和心電信息的存檔,把採集的據保存作據庫中,能夠將心電直接顯示在計算機屏幕上,並提供列印報告單的功能。
  4. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據統技術要求,採用單片機實現了混合式直流直線步進電動機的開環字控制;利用v f變換和復合鍵控方法實現了統轉速等參字設定;利用細分控制技術保證了電機運行的平穩性,並進行了分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  5. It does not need much area, not any pollution, not consuming much electricity power, not need much cost. gshp combined floor radiation air - conditioning system possess high seasonal average cop value and great capacity of edaphic depositing heat energy, can ease up supplied water temperature fluctuating with the change of the outdoor air temperature

    地源熱泵技術聯合地板輻射對房間進行冷暖聯供的式,具有地源熱泵季節性平均性能高、土壤蓄熱能力強、能緩解空氣源熱泵存在的供冷供熱能力隨環境溫度動大的矛盾等優點。
  6. The city pantile finish gives the illusion of normality despite a u value of 0. 07 w / ?

    雖然傳熱只有0 . 07w / ? ,最後用城市瓦使得這棟房子看起來和普通住宅沒什麼區別。
  7. First, this paper gives a method, which is utilized by baseband system according to wcdma system capability requirements, using asic + dsp to realize raker, using dsp + dsp to realize symbol process. the hardware structure of asic + dsp and dsp + dsp is designed from the whole design view. then, the discussion is made of the main function module of ic2001 and dsp, hi module, dsp peripherals on chip such as hpi, edma and emif

    文章首先結合wcdma統性能要求提出了基帶統所採用的方案,由asic + dsp實現rake接收機功能和dsp + dsp實現符號級處理功能;然後從總體規劃的角度設計出asic + dsp和dsp + dsp統硬體結構,對ic2001和dsp的主要功能模塊, hi模塊, dsp片上外設hpi口、 edma和emif總線作了分析,並結合基帶處理功能開發了統驅動;最後由信號源發出測試據進入統,進行功能實現后輸出據繪制出圖,對所設計的基帶統驅動方案進行驗證分析。
  8. Dbw, sbw series single - phase and three - phase super power voltage regultor of new age having the advantages of large capacity, high efficiency, wide range, high precision, strong protection, without wave - form distortion, reliadle operation and casy installation, etc

    Sbw列單、三相大功率電力穩壓器是我公司在參照國際同類產品、結合我國國性的基礎上研製生產的新一代節能電力穩壓器,具有容量大、效率高、穩壓范圍寬、精度高、保護功能強、無畸變、運行可靠、維護簡便等特點。
  9. In this paper, firstly, the mechanism of laser plasma shock wave ' s form, the basic formula of the theory of shock wave, the state equation of the shock wave in the water and the relation of the parameters of the shock front are studied

    本文首先討論了激光等離子體沖擊成機理、沖擊理論的基本關式、水中沖擊的狀態方程模型以及沖擊前參的關
  10. The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization. the relationship between miniaturization and fractal dimension is researched. the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna, the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ?

    對其阻抗特性及輻射方向圖進行了模擬計算,並分別與未應用分的普通半振子天線相比較,觀察分對天線性能的影響,以檢驗分天線小型化的效果,研究了尺寸縮減性與其分結構的分之間的關
  11. Based on the normal form obtained above, a global perturbation method is utilized to give the analysis for the global bifurcations and chaotic dynamics of the rotor - ambs system. the global bifurcations analysis indicates that there exist the heteroclinic bifurcations and the silnikov - type homoclinic orbit in the averaged equations

    利用全局攝動法研究了電磁軸承-轉子統的全局分叉和混沌動力學,利用值模擬方法分別對平均方程和原方程進行了分析,得到了的描述統混沌運動的相圖和圖,從而驗證了理論結果的正確性。
  12. Although many achievements have been acquired in oled structure material, production technology, drive methods, oled technology is just at the beginning, oled has given an equal chance for every company and country, and it is very important for our country to develop displaying technology of our own. the research direction of oled is managing to improve the device lifetime, at the same time found a perfect production technological flow and the global standard production mode. it is still a arduous mission that we want to live up to a batch production of oled displays in the future some years. active matrix organic light emitting diode ( am - oled ) adopts a circuit structure based on matrix addressing, and its driving circuit includes pixel driving circuit and peripheral driving circuit

    在文中,首先,分析和研究了有源oled的像素驅動電路,闡述了amoled顯示屏及其周邊驅動電路的結構和原理;其次,提出了qvga解析度的有源oled顯示屏列電極據引線的分塊( block )方法,確定屏上驅動電路所需要的控制信號之間時序關和幅值要求;最後,以fpga控制器的設計為核心,對外圍控制ic進行了具體設計,建立控制器電路模塊模型和演算法流程,通過quartus軟體對其內部的各個電路模塊進行綜合設計和模擬,得到了正確的模擬,完成了解析度為qvga ( 320 3 240 )的amoled專用驅動電路的設計。
  13. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了統研究。首先對變頻器和變頻輥道電機的運行特性進行詳細分析,變頻器輸出的電壓大,沖擊大,電壓上升率高達6600v / s ,是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低,額定頻率在8 - 20hz ;調速范圍寬,最低運行頻率低到0 . 5hz ,起動次相當頻繁,每小時高達600 - 800次,沖擊負荷大,過載能力要求較高。
  14. This dissertation mainly studies the hardware system realization of the radar multi - waveform digital pulse compression processing system in frequency domain

    本文主要研究雷達多頻域字脈沖壓縮統的硬體統實現。
  15. This dissertation mainly studies the radar multi - waveform digital pulse compression processing system in frequency domain based on fpga and multi - dsp

    本文主要研究基於fpga和多片dsp的雷達多頻域字脈沖壓縮統及其軟體設計。
  16. Verification scheme of pulse waveform parameter measuring instruments

    脈沖計量器具檢定
  17. The thesis mainly introduces the system monitoring software of digital storage oscilloscope based on the arm platform, combining with the sample of 100m digital storage oscilloscope developed by our research group. the article contains : 1. analysis of the project requirement of “ 100m digital storage oscilloscope ” ; 2

    主要內容為: 1 .分析「 100mhz字存儲示器」的項目的監控軟體需要; 2 .介紹字存儲示統監控軟體的總體設計; 3 .分析統監控軟體的測量的演算法等,包括周期和頻率的演算法以及演算法模擬結果的比較; 4 .統監控軟體對于鍵盤輸入的響應與處理(人機交互) ; 5 .統監控軟體的文件存儲管理以及與硬體配合的部分軟體設計。
  18. And designed a program used by this method to design a filter. the result complies with the analytic result. at the end of this paper, according to the project of airline broadcast, the author designd filter with high rectangular factor, five channelizing filter banks, saw programmable correlator implemented with multiplayer muti - chip technology, saw resonator

    本文的最後,結合某航空直擴傳電臺的工程要求,設計了高矩的前置濾器、聲表面器組、採用多晶元組裝厚膜工藝技術的聲表面可編程相關器和聲表面壓控振蕩器,完成了解調解擴單元的硬體設計。
  19. In our proposed method, both the objective function and the perfect reconstruction condition are expressed as a quadratic function of the prototype filter coefficient vector

    該方法中,目標函和完全重構條件均被表示成為原型濾矢量的二次函式。
  20. It can display the waves and value of torque and rotate speed at the same time, and the data can be saved in database as the reference information for status inspecting and malfunction diagnosis in the future

    統可以同時實現轉速和扭矩的實時據顯示,並將據存貯到據庫中,可作為狀態監測、故障診斷等后續研究之用。
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