相位差 的英文怎麼說
中文拼音 [xiāngwèichā]
相位差
英文
difference of phase-
The relative phase shift between s - and p - light is a function of the incident angle, and changes highly with the incident angle in the vicinity of the critical angle
S光與p光的相對相位差是入射角的函數,當入射角在臨界角附近變化時,相對相位差會隨著入射角高靈敏度變化。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。Non - determinacy analysis of phase in sasw testing
測試相位差不確定性分析Magnetoelectric phase difference torque measuring instrument
磁電相位差式轉矩測量儀Magnetoelectric phase difference torque transducer
磁電相位差林轉矩傳感器While two ( or more ) electromagnetic waves of the same frequency, same direction of vibration, same phase or constant phase difference superpose in space, the amplitude of composite wave is vector sum of the amplitude of each wave
由兩個(或兩個以上)頻率、振動方向相同、相位相同或相位差恆定的電磁波在空間疊加時,合成波振幅為各個波的振幅的矢量和。The short - baseline interferometer ’ s angle measurement accuracy is influenced by phase difference measuring accuracy, the base length measuring accuracy, the system operating wavelength ( frequency ) and so on, the article analyzes the existing theory, and emphatically analyzes the influence of base length measuring accuracy to the precision of angle measurement
短基線干涉儀測角精度受相位差測量精度、基線長度測量精度、系統工作波長(頻率)測量精度等因素的影響,文中,在對原有理論進行分析的基礎上著重分析了基線長度測量精度對系統角度測量精度的影響。With the rapid development of the carrier phase differencing technique and digital signal processing hardware, it is possible to implement real - time processing of gps based attitude determination system
隨著載波相位差分技術和數字信號處理硬體的快速發展, gps姿態測量的實時處理成為可能。After analysising three existed methods for phase difference correction on discrete spectrum, it is recommended to correct the spectrum containing small noise in engineer practice by the first phase difference correcting method ( performing fft analysis on two continuous original sequence ) with harming window
綜合分析現有三種離散頻譜相位差校正方法,推薦在小噪聲工程實際中加hanning窗的第一種相位差法(采連續兩段信號作相同點數fft的相位差校正法)進行校正。Study shows that the basic principles of three existed methods for phase difference correction on discrete spectrum are identical, by which the twice fft analysis through time - domain shifting time series or changing window ' s length is performed, and the spectrum by making use of the phase difference of two corresponding peak lines are finally corrected
在研究時域平移的離散頻譜相位差校正方法和改變窗長離散頻譜相位差校正方法的基礎上,發現這幾種離散頻譜相位差校正法的基本原理是一致的,就是通過時移和加不同的對稱窗進行兩次fft分析,並利用離散頻譜對應峰值譜線的相位差以求得頻率和相位校正量。Therefore, the three fundamentals required to obtain high precise measurements are : 1 ) frequency stability and frequency difference stability of the double - frequency laser source as well as the stable equivalent length of bore ; 2 ) the measuring beam and the reference beam are placed very co - axially ; 3 ) capability of recording the sub - division of the period of phase change and a reversible counter system
因而干涉儀系統達到高精度的基礎是:頻率及頻差穩定的雙頻激光源、穩定的等效腔長;測量光與參考光合光後有很高同軸度的光路結構;能可靠記錄相位差變化周期數的細分及可逆計數系統三部分。This movie demonstrates the phase difference and the amplitude decay of the e and h field in freespace
本影片可看出真空中電場和磁場之間的相位差和振幅衰減的現象。Finally, this dissertation discusses the application of traffic control method in improving measures of urban transportation environment. the illustration example indicates that, by reasonably limiting the speed of urban vehicles and alternating the signals at grade intersection, the total emission of motor vehicles can be reduced while assuring normal transportation operation
本文最後討論交通管理方法在城市交通環境改善方面的作用,通過示例分析,合理地進行車輛限速和對相位差合理微調可以在保證交通正常運行的條件下減少機動車污染物排放量。Through coordinated control of wuyi road, a main artery in changsha, we can calculate offsets by graphical analysis in the simulation software
通過建立長沙市五一路線控系統,可以迅速在模擬軟體中對相位差進行圖解法的計算。Symmetrical modes were excited by operating the machines in phase and asymmetrical modes, by operating the machines 180°out of phase.
機器以同相運轉激起對稱振型,機器以180的相位差運轉激起非對稱振型。Measuring method for phase difference based on digital analysis
一種基於數字分析的相位差測量方法Data reduction was carried out in real time by a minicomputer. the microcora was replaced by a more advanced version, digicora, in 1993
地面站即時用一部小型電腦從轉播信號的相位差計算出無線電探空儀的位置,從而計算出高空風向和風速。Fuzzy monitoring control of phase error for vibration systemwith twin - motor drives rotating in the same direction
同向回轉雙機傳動振動系統相位差的模糊監督控制The single - observer passive locating method with phase difference rate of change and some key technologies - are studied in this dissertation on the applying background of locating remote slow offing targets with fast plane. this dissertation is outlined as follows
本文面向快速運動的空中觀測平臺對海面慢速運動目標定位的特定應用背景,利用相位差變化率方法進行了單站無源定位體制和關鍵技術的理論研究。分享友人