amplitude characteristic 中文意思是什麼
amplitude characteristic
解釋
幅度特性- amplitude : n. 1. 廣闊，廣大。2. 豐富，充足。3. （思想的）廣度。4. （天體出沒時偏離正東或正西的）角度距離。5. 【物，電】振幅。
- characteristic : adj 有特性的；表示…特性的，…特有的。 Japan s characteristic art 日本特有的藝術。n 特性，特徵，性...
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We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response
其次藉助ansys有限元分析軟體，對系統進行了模態分析和動力學響應分析，獲得了不同天線結構參數下的衛星?天線系統的固有特性，簡諧響應的幅頻特性，隨機振動響應的功率譜密度，以及沖擊響應的最大幅值和恢復時間等。 -
The traditional analog frequency - sweeping instrument, which mostly uses the lc circuit as the frequency oscillator, is more expensive, too much bigger and heavy to carry. it can only display the curve of amplitude - frequency, but ca n ' t used to measure the phase - frequency, and ca n ' t used to print the curve of frequency response characteristic either. it brings many discommodity to the user
傳統的模擬式掃頻儀大多是用lc電路構成掃頻振蕩器，它不僅價格昂貴，體積龐大，而且只能顯示幅頻特性曲線，不能得到相頻特性曲線，更不能列印被測網路的頻響曲線，給使用者帶來諸多不便。 -
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。 -
The other research purpose is to discover characteristic information and reliable methods of reflecting spinal cord damage. due to typical damage indicators, amplitude and latent period, have bugs such as limited information and weak stabilities, this project recommends applying time - frequency analysis to monitoring spinal cord function. through analysing and comparing typical signal with stft and cwt, it is proved indicators under time - frequency distribution can be better in reflecting signal changes, espcially the wavelet transformation
針對目前ep監測中判定脊髓損傷的指標（波幅和潛伏期）存在信息量相對較小、穩定性較差的缺陷，本課題提出利用時頻分析技術對術中脊髓功能監護進行研究，通過短時傅立葉變換和小波變換分析和比較典型信號的時頻分佈，證明時頻特徵參數能更有效的提取信號的變化信息。 -
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。 -
It uses amplitude predistorter to recompose amplifier am / am characteristic and then to inverse, and uses phase predistorter to recompose am / pm characteristic
該技術使用幅度預失真器擬合放大器的am / am特性並求逆，相位預失真器擬合am / pm特性。 -
The results show that the influences of duration and amplitude of stress wave on spallation process of rock under stress wave loading are important ; and stress wave with different waveforms is characteristic of different stress values and different stress loading ratios during the same period of time, which brings about the comprehensive effect when difform stress wave is loaded to medium
通過對不同應力波延續時間、不同應力波峰值和不同應力波波形下應力波誘發層裂過程的數值分析，對應力波反射誘發層裂的規律和機制進行探討。 -
Development of portable instrument for amplitude - frequency characteristic
便攜式低頻幅頻特性測試儀的研製 -
Usually, hpm devices working in the high current and large field amplitude state, after the field reaches saturation, the nonlinear effects will become extremely strong so that the intrinsic nonlinear phenomena ( for example limit cycle oscillation and chaotic behavior ) of the system occur. these nonlinear behaviors directly influence the output characteristic of the devices
在通常情況下，高功率微波源器件都工作在大電流和強場工作狀態，尤其在場達到飽和以後，系統的非線性效應將變得非常明顯，非線性系統所特有的一些現象（如，極限環型振蕩和混沌行為）將出現，這些非線性現象直接影響器件的各種輸出特性。 -
Simultaneously, the characteristic of amplitude difference between deep resistivity and shallow one of reservoir is not definite
根據電測井原理，依據非線性最小二乘原則，進行雙側向測井資料的反演校正。 -
The ava inversion equation of multiwave in ti media has been set up on the basis of amplitude characteristic equations
進一步根據所建立的ti介質多波振幅特徵方程導出了ti介質中多波ava反演方程。 -
Ava analysis plays an important role in the multiwave seismic data processing. the anisotropy, however, has an important influence on the ava. therefore, the multiwave amplitude characteristic equation of the anisotropic media should be established and then the ava analysis and parameter inversion could be realized
Ava （ amplitudeversusangle -振幅隨入射角變化）分析在多波資料處理中有著重要的作用，然而介質各向異性對ava有著重要的影響，因此需要建立各向異性介質中的多波振幅特徵方程，以利於多波資料進行ava分析和地層參數反演。 -
Channel amplitude characteristic
通路振幅特性 -
Logarithmic amplitude characteristic
對數振幅特性 -
The rigid and flexible trusses were simulated respectively. the dependences of the attitude angle degree and angle velocity of the spacecraft on the rigid and flexible situation in the deployment process and drive velocities loaded on the joints were derived. the frequency - amplitude characteristic curves were gained from the attitude angle velocity curves of the deployment of the flexible truss and locked flexible truss after deployment through the fast fourier transition ( fft ) method
文中給出了展開前後的動力學固有特性;對展開過程中分別為剛性桁架和柔性桁架兩種情況進行了模擬計算，對比了兩種情況的桁架展開過程中衛星姿態角及姿態角速度的變化;比較了柔性桁架不同展開速度對衛星姿態角及姿態角速度的影響;分析了柔性桁架展開過程對衛星非展開方向的姿態角度及角速度的影響及原因;對柔性桁架展開過程中及展開鎖定后的衛星姿態角速度的變化曲線進行快速傅立葉變換，得到柔性桁架展開過程即展開鎖定后衛星姿態角速度的頻幅特性曲線。 -
These are correlation characteristic parameter, fourier spectrum characteristic parameter, power spectrum characteristic parameter, time domain amplitude characteristic parameter, linear prediction coding coefficients, instantaneous characteristic parameter, absorb and decay coefficient, velocity characteristic parameter and wavelet packet transform characteristic parameter. the parameters contain the surface relatively wide, the prediction which is suitable for the goal of many kinds of seism needs
分別為：自相關特徵參數、付立葉譜特徵參數、功率譜特徵參數、時域振幅特徵參數、線性預測編碼系數、瞬時特徵參數、吸收衰減系數、速度類特徵參數和小波包變換特徵參數，參數涵蓋面較寬，適用於多種地質目標的預測需要。 -
Frequency - amplitude characteristic
幅頻特性 -
The comparing between amplitude characteristic equations deduced in this paper and the existed approximate expressions of the reflection and transmission coefficient in ti media and ava modeling has been done for different synthetic data and different theory model
同時將本文建立的方程與現有的幾種計算橫向各向同性介質中反射、透射系數的近似公式進行了比較，對不同的理論模型和不同的地層條件進行了多波ava正演。 -
The amplitude characteristic equations of p wave and s wave in transverse isotropic media have been deduced by using the method of aki and richards, that is use the border conditions in elastic interface to solve the elastic wave equation and to decide the energy distribution of different types of wave
本文針對橫向各向同性介質（ ti - transverseisotropy ） ，利用aki和richards的方法，即根據彈性分界面上的邊界條件求解彈性波動方程，確定各種波之間的能量分配關系，建立了橫向各向同性介質中p波和sv波入射時的振幅特徵方程。 -
The software development for the studied methods is completed in the fortran and c language. after applying these new methods to the real data inversion, the better geology effect was obtained. it shows that the inversion based on the amplitude characteristic equation has better utility and wide development prospects
本文用fortran和c語言完成了所述方法的應用軟體研製工作，並結合實際資料進行了參數反演，取得了較好的效果，說明了用本文建立的振幅特徵方程進行橫向各向同性介質多波ava參數反演是可行的，且具有廣闊的發展前景。
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