相位線 的英文怎麼說
中文拼音 [xiāngwèixiàn]
相位線
英文
phase line-
Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out
通過對加速度模糊函數的形態分析也指明了針對線性調頻信號的二次相位匹配處理（ chirp - fourier變換）在應用到制導雷達信號處理中所存在的缺陷。In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits
論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念，並以加速度模糊函數為分析工具，詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。Effect of beat frequency on the measured phase of laser - diode heterodyne interferometry
斜波調頻合成外差干涉相位檢測非線性分析A strongly placed natal vertex ( conjunct the horizon, in close aspect to a personal planet, in a critical degree or in the degree of the nodes ) can indicate more consistent results
宿命點強有力的位置（合地平線，與本命行星合相，或者緊張相位，或者與月交點合相，最能發揮作用。As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results
通過分析發現電磁阻尼器線圈內由於轉子渦動時變化的磁場而產生的波動電流與轉子位移間的相位差是產生阻尼的主要原因，推導了波動電流、阻尼系數的計算公式，並通過實驗展示了被動式電磁阻尼器的阻尼效應。The one - half wavelength out of phase caused by the specimen itself enables this light to cause destructive interference with the direct light when both arrive at the intermediate image plane at the diaphragm of the eyepiece
這種由標本產生的半個波長的相位差的光線與直射光同時到達位於目鏡光欄的中間像面時會產生相消的干涉。Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements
其次，本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用，包括同步工作條件、穩定條件和相位動態方程等，通過實驗確定了陣列中相鄰單元間耦合參數，並將之運用於有源集成天線二元陣和三元陣的設計，實驗結果與理論結果吻合較好。First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array
首先以單脈沖相控陣天線測角原理為基本理論出發點，利用相位控制的坐標分離技術，基於線陣、圓形陣等簡單形式的相控陣天線，推導了平面陣、圓柱面陣等相控陣天線由相位量化誤差引起的波束指向誤差公式。If the velocity relationships are revised, then the hyperbola is of the opposite phase from the reflection.
如果速度關系顛倒，則雙曲線相位便與反射的相位相反。The imposition of a curved phase characteristic reduces the peak amplitude of the waveform.
曲線形相位特性減小了波形振幅峰值。Abstract : in fourier transform profilometry, because of the nonlinear relationship between the irradiant incident upon a ccd dete ctor andthe voltage it outputs, it will cause phase evaluation errors. here, we ex plain the errorsource by theoretical deducing, then make a simulation. at last, a method to decrease thiserror is put forward
文摘:在傅里葉變換輪廓術中，由於ccd探測器光電響應的非線性，將在測量中引入高次項，從而對相位的求解造成較大誤差，通過理論的推導定性地解釋了誤差的來由，並用計算機進行了模擬計算，最後提出了減小誤差的方法。3. introduced the principle of phase - match and the optics characters of ktp 、 lbo and other nonliner crystrals, demonstrate the optimal focusing conditions. based on a detailed analysis, ktp and lbo are selected as shg and thg cystal, respectively
3 .簡單介紹相位匹配原理和非線性晶體的選擇介紹了一些紫外晶體的光學特性，並闡述了光束的最佳聚焦條件，經過分析和綜合評價，選擇了ktp和lbo分別作為倍頻晶體及和頻晶體。According to this, the phase - matching conditions, effective nonlinear coefficients, acceptances of angle and wavelength for biaxial " crystals have been discussed in detail. thermal lens effect is an important factor which affects the quality of laser beam and the amount of output power
實驗上，採用了雙軸晶體lbo作為倍頻晶體，因此對雙軸晶體相位匹配、有效非線性系數的計算、允許角、允許波長給出了較完整的分析。In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage
我們對兩種正交調制方式（ 16qam和4 - qpsk ）進行了模擬工作並給出了模擬結果，同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試；然後在基於軟體無線電思想的數字處理平臺（該數字處理平臺實現了中頻數字化）上用dsp軟體完成了載波的相位跟蹤。So it holds a ideal ability to anti - interference and has 2 scalar level resolution in location and measuring velocity than traditional radio induction technology. and the channel composed of the new radio induction system for communication is different from the parameter - constant channel and the traditional parameter - changing channel, its parameter is decided by the mutual induction between its antenna and induction - cable, by the location of its antenna, by the signal frequency passing through, its parameter has nothing to do with the time parameter. the channel composed of the new radio induction system is a new parameter - changing channel independently of time for communication
而且，由新型無線感應系統組成的通道既不是恆參通道，也不是一般目前所知的變參通道，其通道傳遞函數的幅值只與信號的頻率有關，與系統中天線和感應電纜之間的互感和天線的位置有關，而與時間無關，其通道傳遞函數的相位只與天線的位置有關，而與時間無關，由新型無線感應系統組成的通道是一種不隨時間變化的新型變參通道。There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines
發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。The comparative research between the sv and garch models on their abilities to describe financial time series
非最小相位線性非高斯序列的替代數據檢驗In addition, research on esprit ( estimation of signal parameter via rotational invariance technique ) super - resolution imaging technology is made to improve image quality, especially in the case of small segment of viewing angle. afterward, a new multi - target isar imaging method for high - speed targets is presented
2 .在方位向的補償（相位校正）方面，利用多重的離散傅立葉變換（ dcft ） ，對目標平動引起的相位線性調頻項的調頻斜率進行精確估計，並直接構造補償項對各個距離門進行補償。For the continuous minimum phase system, narendra ( 1978, 1980 ) presented globally stabilized model reference adaptive control scheme, which later became a kind of generic design method of robust adaptive control
對于最小相位線性連續系， narendra （ 19781980 ）提出了全局穩定的模型參考自適應控制策略，其控制方案成為設計魯棒自適應控制器的一般方法Zero - phase lines
零相位線分享友人