例句與造句

1. The influences brought from the different measuring conditions on the frequency response curve and impedance curve are introduced
   摘要介紹了不同的測(cè)試條件對(duì)揚(yáng)聲器頻響曲線及阻抗曲線的影響，并對(duì)揚(yáng)聲器的阻抗曲線進(jìn)行了分析、比較。
2. The amplitude - frequency response equations and the local bifurcations are respectively analyzed in the two resonant cases . the numerical simulations are given to obtain the amplitude - frequency response curve
   利用數(shù)值模擬方法得出了1 3亞諧共振和1 2亞諧共振情況下的局部分叉和振幅-頻率響應(yīng)曲線。
3. The amplitude - frequency response equations and the local bifurcations are respectively analyzed in the two resonant cases . the numerical simulations are given to obtain the amplitude - frequency response curve
   最后應(yīng)用matlab仿真軟件對(duì)頻率響應(yīng)方程進(jìn)行數(shù)值模擬，得出了系統(tǒng)在內(nèi)共振和1 / 3亞諧共振情況下的分叉和頻率響應(yīng)曲線。
4. Testing the vibration acceleration signal of rail top ( lateral and vertical ) , rail middle ( lateral ) , rail bed side ( vertical ) and rail bed middle ( vertical ) with dasp vibration testing system , calculation of signals obtains the power spectral density and frequency response curves of different position
   測(cè)試橫向和垂向激振力下鋼軌不同部位的振動(dòng)信號(hào),進(jìn)行頻譜分析,得出不同部位的頻率響應(yīng)曲線。通過對(duì)頻響曲線的分析,得出不同方向激振力下鋼軌振動(dòng)能量集中的頻率,確定不同方向激振力下鋼軌的主要振動(dòng)部位和振動(dòng)形式。
5. It is analyzed that the values of external excitation , the internal damping of the shaft and the depth of the crack have effects on the amplitude frequency response curves . in chapter 5 , the bifurcation and chao s of a rotor system are studied . the bifurcation parameter sets of the motion equation are determined by using the theoretical method
   從理論上確定了在垂直平面內(nèi)振動(dòng)的裂紋轉(zhuǎn)子運(yùn)動(dòng)方程的分叉參數(shù)集，且用數(shù)值方法驗(yàn)證了理論分析的正確性，同時(shí)，還利用melnikov函數(shù)法給出了系統(tǒng)發(fā)生混沌運(yùn)動(dòng)的臨界條件，最后，利用數(shù)值方法研究了考慮渦動(dòng)影響的轉(zhuǎn)子系統(tǒng)的動(dòng)力特性。
6. It's difficult to find frequency response curve in a sentence. 用frequency response curve造句挺難的
7. In the end , the main content of this dissertation is addressed . in chapter 2 , based on the analysis of present vibrator ' s principle and structure , two kinds of transfer functions and frequency response curves of the vibrator , driven by voltage feedback power amplifier and current feedback amplifier , are given separately . and turnover frequencies between different frequency rangs are also given
   第二章分析了標(biāo)準(zhǔn)振動(dòng)臺(tái)的工作原理和結(jié)構(gòu)，在此基礎(chǔ)上，建立了標(biāo)準(zhǔn)振動(dòng)臺(tái)的機(jī)械和電氣方程，給出了恒壓源和恒流源功放激勵(lì)下的振動(dòng)臺(tái)傳遞函數(shù)及幅頻、相頻特性曲線，列出了不同頻段間的轉(zhuǎn)折頻率。