非正弦 的英文怎麼說
中文拼音 [fēizhēngxián]
非正弦
英文
non-sine非正弦波形 [電學] nonsinusoidal waveform; 非正弦電流 non-sinusoidal current; 非正弦電壓 non-sinusoidal voltage; 非正弦曲線 non-sinusoidal curve-
4 the average power of a non sinusoidal periodic current is equal to the sum of powers of all its fourier series components
非正弦周期電流電路的平均功率等於其傅里葉級數展開式所有分量的功率之和。Abstract : bridge function and generalized bridge function are all three - valued function, and are made by initial sequence according as copied or shifted ways. they include some familiar orthogonal function of non - sine, such as walsh function. this paper briefly introduced some research advance on this subject, emphasized to introduce the copy theory and generalized copy method. the process of making ( generalized ) bridge function, its property and application, were introduced briefly
文摘:橋函數和廣義橋函數均為三值函數系,都是將初始序列經復制方式和移位方式變換后而形成的.它們包括了一些常見的非正弦正交函數,如沃爾什函數和方波函數等.簡要介紹了近10年來北京航空航天大學通信與電子系統博士點在非正弦正交函數方面研究的一些新進展,重點介紹了復制理論和廣義復制方法,橋函數、廣義橋函數的復制生成方法、性質及其應用等專題Three - phase dry - type distribution transformers 50 hz, from 100 to 2500 kva with highest voltage for equipment not exceeding 36 kv - determination of the power rating of a transformer loaded with non - sinusoidal current
小於36kv設備的最高電壓值為50hz 100 - 2500kva三相干式配電變壓器.負載非正弦電流的變壓器額定功率的測定Three phase oil - immersed distribution transformers, 50 hz, from 50 to 2500 kva with highest voltage for equipment not exceeding 36 kv - determination of the power rating of a transformer loaded with non - sinusoidal currents
小於36kv設備的帶有最高電壓值50hz 50 - 2500kva三相油浸式配電變壓器.載有非正弦電流的變壓器額定功率測定A type of relaxation oscillator used for the generation of nonsinusoidal waves in which the output of each active device is coupled back to the input of the other to sustain oscillations
一種產生非正弦波的張馳振蕩器,其中,每個有源器件的輸出端要反饋到另一器件的輸入端以維持振蕩。Trial - use standard definitions for the measurement of electric power quantities under sinusoidal, nonsinusoidal, balanced, or unbalanced conditions
試驗用標準定義.在正弦曲線,非正弦曲線,平衡和非平衡條件下電力數量測量的試驗用標準定義Using linear circuit to simulate nonsinusoidal waveforms of periodic signals
用線性電路模擬非正弦周期函數信號的波形Proof of readings of wattmeters working in non - sinusoidal circuit
非正弦單相電路電動系功率表的讀數推證Decomposition of nonsinusoidal current in frequency domain and detection of its correlative components
非正弦電流的頻域分解和其相關分量的實時檢測The inference for nonsinusoidal single - phase active power reading measured by electrodynamic type meter
非正弦和不對稱負載情況下的功率流向和計費標準Recommended practice for establishing transformer capability when supplying nonsinusoidal load currents
施加非正弦負載電流的變壓器性能確定的推薦規程A simple measuring method for effective value of non - sinusoidal waveform used in high frequency x - ray generator
線發生器非正弦電量有效值的簡易測量Estimation of rotation speed for induction motor under non - sinusoidal power supply based on modified bp network
神經網路非正弦供電下異步電動機轉速估計The method of both active power measuring and the analysis of the nonlinear measuring error in its power measurement circuit
電動系功率表測量非正弦單相有功功率的讀數推證Cs5460a adc based instrument for measurement of non - sinusoidal electric quantities
的非正弦波電參量的測量儀表設計與實現We try to do the target recognition based on non - symmetric polarity effect using wavelet packet and an operator obtained when doing higher order cumulant analysis
另外,本文在非正弦波雷達「非對稱極性效應」理論基礎上研究了目標材質識別方法的實現。It has many advantages, for example high transmission rate, low power consumption, good security, robustness to multipath and low cost
利用納秒級的非正弦波窄脈沖來傳輸數據,具有傳輸速率高、功耗低、安全性好、抗多徑能力強以及成本低廉等許多優點。In the paper, the theory of electric parameter measurement and analysis is discussed and researched. and the electric parameter automatic measurement system based on singlechip computer embedded sytem is developed according to the requirement of electromagnetic compatibility. the result of the theory research is applied to the system successfully
本論文是對非正弦波條件下電氣參數測試理論和以傅立葉變換為核心的頻域分析理論進行深入的研究和探討,併兼顧電磁兼容性的要求,研製出基於單片機嵌入式系統的電氣參數自動測試系統,使上述研究成果得以成功的應用。It is a novel short - distance wireless communication technique, in which data are transferred using non - sinusoidal pulses with very short duration, so it is fit for using in indoor environments which is a typical multipath environment. and it can be coexisted with the existing wireless communication systems at the same frequency band
超寬帶通信系統利用納秒至皮秒級的非正弦波窄脈沖傳輸數據,非常適合作為城區及室內密集多徑環境下的應用,並且能夠與現有的傳統窄帶系統共存。Three - phase oil - immersed distribution transformers 50 hz, from 50 to 2500 kva with highest voltage for equipment not exceeding 36 kv. part 4 : determination of the power rating of a transformer loaded with non - sinusoidal currents
最高電壓不超過36 kv的設備用50 hz 50至2500 kva三相油浸配電變壓器.第4部分:加載非正弦電流的變壓器功率額定值的測定分享友人