time-domain technique 中文意思是什麼
time-domain technique
解釋
時間范疇法-
Pulse compression technique is widely used in modern radar systems. it solves the contradiction between the range and velocity resolution. large time - bandwidth product signals such as linear frequency modulation signals ( lfm ) are used in pulse compression technique to improve the resolution in range domain
現代雷達系統廣泛採用脈沖壓縮技術，在確保雷達作用距離和速度分辨力的前提下，採用大時帶積脈沖壓縮信號:如線性調頻（ lfm ）信號提高距離分辨力。 -
An efficient wind field simulation technique for wind - induced vibration analysis of long - span bridges is first introduced in this paper ， and the statistic characteristics of the simulated wind field are then discussed on this basis ， the time - domain expressions for the buffeting and self - excited forces acting on long - span bridges are further given a simple and practical method is presented for the non - linear parameter identification involved in the calculation of self - excited forces by using the above theory ， the wind field and aerodynamic forces acting on the hong kong ting kau bridge are obtained the time - domain buffeting response analysis of the bridge shows that the analytic results agree quite well with the experimental ones this indicates that the theory presented in this paper has reached a practical level
介紹了一種快速高效的用於大跨度橋梁風致振動分析的風場模擬方法，並對模擬風場的統計性質進行了討論和驗證在此基礎上進一步給出了大跨度橋梁抖振力和自激力的時域表達方式，其中針對自激力計算中涉及的參數識別問題，提出了一種簡單實用的非線性參數識別方法本文採用上述理論，獲得了作用於香港汀九大橋上的風場和氣動力，據此對大橋進行的抖振響應時域分析表明，計算結果與風洞試驗結果吻合良好，說明文中述及的這套理論已達到實用的階段 -
A novel technique has been developed to diagnose the operating faults of the dry screw vacuum pump by monitoring the vibration and by analyzing spectrum of vibration frequency and the time domain waveform
摘要針對乾式螺桿真空泵的運行故障，採用振動監測的方法，利用時域波形和頻譜分析技術進行故障診斷。 -
The time - domain measure technique of vector network analyzers base on inverse chirp - z transform
逆變換矢量網路分析儀時域測量技術 -
Therefore, aiming at the existent static and dynamic error of fcs sensor, the sensor characteristic compensation subunit is designed in the environment of labview using vi technique. the sensor signal disposal platform is also developed to realize the time domain measurement, frequency domain analysis, long - distance transfer and network release, etc. firstly, the static characteristic and nonlinear error of the sensor are analyzed
為此，本文針對飛控系統傳感器存在的靜態和動態誤差，利用虛擬儀器技術在labview環境下設計了傳感器性能補償環節，開發了傳感器信號處理平臺，對信號進行時域測量、頻譜分析、小波消噪、遠程傳輸和網路發布等。 -
Wavelet analysis is used to translate noise signal of the engine into time - frequency domain. selecting appropriate frequency band to pick up and making its envelope spectrum, then two feature frequency - 0. 5x speed frequency and 2x speed frequency that represent the abrasion condition can be found. in addition, a new diagnosis method of image processing technique is proposed
利用小波分析將測得的機體噪聲信號變換到時頻域，選擇合適的頻帶加以提取並進行包絡譜分析提取包含特徵頻率的包絡，通過分析提取后的0 . 5倍頻和2倍頻分量，發現兩個特徵頻率可準確反映主軸承的磨損狀況。 -
Electromagnetic scattering ; radar cross section ; stealth technique ; finite - difference time - domain method
電磁散射雷達散射截面隱身技術時域有限差分方法 -
The round contour integration method is proposed to accurately simulate the currents on conducting thin - wire by using the subsell technique in the finite difference time domain fdtd method
提出了在時域有限差分fdtd方法中應用亞網格技術精確模擬細導線上電流的改進方法圓形積分迴路法。 -
On the other hand, as to the time domain methods, based on lyapunov - krasovskii function method, riccati equation method, linear matrix inequality technique, along with the skills of equality and inequality transformations, the robust stabilization and robust h control problems are studied via state feedback for some kinds of uncertain time - delay systems, and delay - independent as well as delay - dependent results are obtained
時域方法方面基於lyapunov - krasovskii泛函方法、 riccati方程方法、線性矩陣不等式（ lmi ）技術，以及代數等式、不等式變換技巧等主要處理手段，通過狀態反饋分別研究了不確定時滯系統的魯棒鎮定及魯棒h控制問題，得到了時滯無關和時滯依賴兩種不同結果。 -
Abstract : an evaluation technique, based on ultrasonic characteristics in time domain, by which several cscan images in depths of a material tested can be obtained by once - through scanning, has been presented
文摘:介紹一種基於超聲傳播時域特性的深度方向超聲c掃描成象檢測技術，一次掃描可以同時獲取被測材料結構內部若干層的掃描檢測圖象。 -
With the progress of digital signal processing technique, pulse compression processing system are developed from analogue or digital - analogue system to all digital ones. digital pulse compression processing can be divided into pulse compression processing in time domain and pulse compression processing in frequency domain
隨著數字信號處理技術的進步，脈壓處理系統也從模擬式、數模結合式發展到全數字式，數字式脈壓處理又分為時域脈壓處理和頻域脈壓處理。 -
This method is called microwave imaging technique based on rga under frequency domain. after comprehending the principle of the microwave imaging and rga, we present a novel imaging method for the first time. it is a full - time - domain algorithm based on rga, fdtd technique is applied to solve direct problem while the rga is applied to solve inverse problem
在對微波成像的機理和實數遺傳演算法的工作機制有了初步了解之後，本文首次提出用時域遺傳演算法來求解導體目標的成像問題，即用時域有限差分法來求解散射問題，而逆散射問題還是採用實數遺傳演算法，得到了基於實數遺傳演算法的全時域的微波成像技術。 -
Convolution technique applied to system anylysis in time - domain
基於卷積技術的線性系統的時域分析 -
Space - time processing technique combines time domain signal processing and spatial signal processing. it can utilize fully the space - time channel characteristic, repair limits of the time domain signal processing and spatial signal processing, and enhance the system capability, overlay area and transmission rate
空時處理技術聯合時域和空域信號處理技術，充分利用無線通道的空時結構特徵，彌補了時域信號處理和空域信號處理二者的局限，能夠提高無線通信系統的容量、覆蓋范圍和傳輸速率。 -
At the same time, it gave frequency domain and time domain solutions of system equations about two motions on pure rolling and rolling coupled swaying of the ship. based on analyzing the control principle of the anti - rolling tank, the optimal control of controlled passive tank is devised according to the principle of optimal control, and the implementation approach presented. the author also studies the controller design of the activated tank, presents the technique of enumerating tank active force, and simulates the three kinds of tank system
在分析減搖水艙控制機理的基礎上，根據最優控制原理，提出了可控被動式減搖水艙的最佳控制，給出了最佳控制的實現方法；研究了主動式減搖水艙控制器的設計及確定水艙主動力的方法；對被動式、可控被動式和主動式減搖水艙系統進行了模擬分析。 -
Therefore, based on the ann correlation signal post - processing technique, we designed a kind of sdf performed in spatial domain, and a two - step recognition technique was introduced to perform real - time distortion - invariant recognition by combining frequency domain filtering of sdf with spatial domain filtering of sdf
為此，本文在ann相關信號后處理技術的基礎上引入了二次識別技術，設計製作了一種空域執行的sdf濾波器，採用頻域sdf濾波與空域sdf濾波相結合的方法，對目標進行實時畸變不變識別。 -
Then the inverse problem from the scattering parameters to the constitutive parameters is analyzed and a method is developed, including some relevant formulae. ambiguities associated with the inverse problem are discussed and a time - domain technique is given to remove them
從得到的場解出發，又推導出平板材料的s參量的表達式，並據此討論了求解材料微波參數的問題，提出了一套完整的求解方案以及相應的求解公式。 -
If we want to monitor the damage of the span lattice roof structure, the wind - induced responses and identification of parameters become the important problems first of all, which also the key technique of the damage monitoring of the structure. the method of time domain parameter identification is superior to the method in frequency domain : the structural response is only needed to identify the parameters of the structure
時域參數識別方法具有頻域方法無可比擬的優點，僅僅需要結構的響應信息，便可實現結構的參數識別，尤其對于大跨空間網格結構，人為激勵往往有很多的弊端，因此，積極發展有效的時域參數識別方法，還是很有現實意義的。 -
Time domain reflectometry ( tdk ) is a new measuring technique in the field of geotechnical engineering, which has attracted more and more attention for its convenient, economical, digital and remote control properties
Timedomainreflectometry （時域反射法， tdr ）是一種新型的滑坡監測技術，具有方便，安全，經濟，數字化及遠程控制等優點，使滑坡監測效率得到較大的提高。 -
Operating modal parameter identification by random decrement technique and ibrahim time domain
法識別工作模態參數
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