例句與造句

1. As has been already demonstrated , the modulation index defines the number of partials in the spectrum
   由大多數(shù)聲學(xué)設(shè)備產(chǎn)生的分音振幅在聲音持續(xù)其間變化。
2. Frequency modulation offers an effective parameter for spectral evolution : the modulation index ( i )
   能夠控制聲音的時(shí)變頻譜要素對(duì)聲音合成來(lái)說(shuō)是至關(guān)重要的。
3. An envelope can thus be employed to time - vary the modulation index in order to produce interesting spectral envelopes that are unique to fm
   分音的振幅以復(fù)雜的形式表現(xiàn)出來(lái)，特別是在抨擊的聲音中。
4. A novel topology of dc - rail zvt voltage source three - phase pwm inverter is advanced . the principle , design considerations , modulation index and efficiency of the proposed inverter are discussed in detail
   提出了一種新型直流母線零電壓過(guò)渡電壓源三相pwm逆變器，并對(duì)該電路的工作過(guò)程、參數(shù)設(shè)計(jì)、調(diào)制系數(shù)以及工作效率等進(jìn)行了詳細(xì)的分析和試驗(yàn)研究。
5. Some modulation parameters , such as the carrier frequency and the symbol rate , can be estimated prior to the recognition of modulation types . such other parameters as the modulation index , the modulation frequency deviation , and the signal broadband can be further estimated after recognition
   部分調(diào)制參數(shù)如載波頻率、符號(hào)速率在識(shí)別之前獲得，在識(shí)別完成之后可以進(jìn)一步估計(jì)調(diào)制指數(shù)、調(diào)制頻偏、信號(hào)帶寬等其余參數(shù)。
6. It's difficult to find modulation index in a sentence. 用modulation index造句挺難的
7. On the base of analysis of the svpwm controller for two - phase asynchronous motors in home and abroad , the svpwm technique by using four space voltage vectors and divided eight sectors is advanced . the controller parameter and formulation are deduced . an optimized modulation index is proposed for the motor having rotary circle magnetic field
   論文在分析國(guó)內(nèi)外兩相逆變器異步電動(dòng)機(jī)的svpwm控制基礎(chǔ)上，提出四個(gè)電壓矢量八個(gè)工作空間的svpwm控制技術(shù)，推導(dǎo)了控制參數(shù)和計(jì)算公式，提出了使電機(jī)具有圓形旋轉(zhuǎn)磁場(chǎng)的調(diào)制比優(yōu)化方案，給出了實(shí)施本方案的逆變器功率管的導(dǎo)通順序和逆變器的輸出電壓波形。
8. A comprehensive theory is presented for fm spectroscopy of doppler - broadened molecular iodine absorption lines . the relationship betwcen fm spectroscopy and modulation frequency and modulation index has been studied . the whole circuit for thc frcquency stabilized laser system has been developed
   建立了多普勒加寬碘分子線性吸收f(shuō)m光譜的一般理論，對(duì)fm光譜與調(diào)制頻率和調(diào)制度的關(guān)系進(jìn)行了研究；并研制了532nmnd : yvo _ 4 / ktp碘吸收穩(wěn)頻激光器的電路系統(tǒng)；提出了虛擬激光穩(wěn)頻技術(shù)的概念。