例句與造句

1. Development of portable instrument for amplitude - frequency characteristic
   便攜式低頻幅頻特性測試儀的研制
2. Amplitude - frequency response characteristic
   幅頻特性
3. Malfunction of amplitude - frequency characteristic of ecg and its solution
   心電圖機幅頻特性不合格原因及處理辦法
4. Amplitude - frequency response
   幅頻響應
5. In the end , we discuss the relationship between the parameters in the cure of amplitude - frequency and the physical parameters of the system , and optimize the parameters
   最后詳細研究了系統(tǒng)的幅頻響應曲線中的各參數(shù)與系統(tǒng)物理參數(shù)之間的關(guān)系,并進行了參數(shù)選擇。
6. It's difficult to find amplitude-frequency in a sentence. 用amplitude-frequency造句挺難的
7. 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-頻率響應曲線。
8. It can be used to measure the amplitude - frequency characteristic and phase - frequency characteristic of the unknown network , and give the real - time the transmission - characteristic measurement of the unknown network
   運用掃頻技術(shù)的頻率特性測試儀可以對被測網(wǎng)絡進行快速的動態(tài)測量,得出被測網(wǎng)絡傳輸特性的實時測量結(jié)果。
9. 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
   最后應用matlab仿真軟件對頻率響應方程進行數(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曲線。
10. The auto - spectrum is attached to linear phase , the amplitude - frequency drawing is got according to the arithmetic of bi - spectrum , then the equivalent is educed , the conversion relation is attained
    該方法通過對自譜添加線性相位，根據(jù)雙譜的數(shù)值估計算法計算獲得雙譜在三維空間的幅頻圖，通過推導雙譜與自譜估計算法之間的等價關(guān)系以及所得的幅頻圖來實現(xiàn)兩者之間的相互轉(zhuǎn)換。
11. When we use fft to analyze harmonics and interharmonics , the interharmonics component will result in a phenomenon of frequency spectrum leakage and make the amplitude - frequency image distorted , so we must judge the component of harmonics and interharmonics
    在運用fft分析諧波和間諧波時，間諧波的存在會造成“頻譜泄漏”的現(xiàn)象，使得幅頻特性圖像失真，需要對其中諧波和間諧波的含量做出判斷。
12. For the amplitude - frequency response at the self - oscillation frequency is one , a method to calculate the dynamic accuracy and the index of the servo system is provided , by comparing them , the scheme to design the verifying unit is presented
    利用伺服系統(tǒng)在自振蕩頻率點的幅頻特性為1這一特點，將輸入信號頻率、幅值、系統(tǒng)的自振蕩狀態(tài)和系統(tǒng)的參數(shù)聯(lián)系起來，構(gòu)建了伺服系統(tǒng)動態(tài)精度的計算公式和指標估算經(jīng)驗公式，并根據(jù)兩者的關(guān)系提出動態(tài)精度校正方案。
13. This paper simplifies the fourier transform expression by some mathematical ways , proves the feasibility of simplification , analyzes the amplitude - frequency curve in the case of adopting the sampling interval as 10 power period , and draws the picture by employing matlab tools
    對連續(xù)傅立葉變換公式做了數(shù)學上的簡化處理，并證明了簡化的可行性。利用傅立葉變換簡化公式，分析了擴展采樣區(qū)間為10倍工頻周期時的幅頻關(guān)系曲線，并利用matlab工具作出仿真圖像。
14. There are functions such as drawing the chart of amplitude - frequency and phase - frequency , calculating and displaying the highest peak value , the total sum of amplitude and the effective line - breadth of the signal in the program . so an effective technical means is supplied for the analysis of ultrasonic signal
    軟件系統(tǒng)具有幅頻圖及相頻圖的繪制、最高峰值、諧波系數(shù)及有效譜寬度的計算及顯示等功能，從而為超聲信號的頻譜分析提供了極其有效的技術(shù)手段。
15. Theory analysis and practical measurements of response characteristics are done about two couplers . from the aspect of capacitive coupling , the frequency response characteristics of two sensors are assessed in terms of square wave response . at the same time , the amplitude - frequency relationship characteristics are calculated on the base of antenna model
    對所研制的兩種內(nèi)置傳感器響應特性進行理論分析與實際測量：從電容耦合原理角度采用方波響應分析傳感器及整個測試系統(tǒng)的頻率響應特性，從天線模型角度分析幅頻響應特性，局部放電實測結(jié)果也驗證了設(shè)計的傳感器的性能優(yōu)良。
16. Then the general plan of underwater vibrators is put forward . in chapter 3 , combining fluid - solid coupling theory and mechanical vibration theory , we get the coupling equation of moving parts and water . the dynamic characteristics of moving parts are studied with theory of finite element , and additional mass of moving parts is found in fluid - solid coupling field , which makes vibrator ' s natural frequency descend and amplitude - frequency curve downward shift
    第三章運用流固耦合理論和機械振動學理論相結(jié)合的方法建立運動部件與水的耦合運動方程，利用有限元法對其的動態(tài)特性進行了研究，得到了在流固耦合場下運動部件存在的附加質(zhì)量，該附加質(zhì)量導致固有頻率下降，單位推力下的加速度頻響曲線整體下移。
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