system noise造句
例句與造句
- Good practice on ventilation system noise control
控制通風(fēng)系統(tǒng)噪音的優(yōu)良手法 - Good practice on pumping system noise control
控制抽水系統(tǒng)噪音的優(yōu)良手法 - The parallel termination can effectively suppress overshoot and undershoot that makes the signal swing less and the system noise tolerance larger
戴維南并行端接可以有效地抑制過(guò)沖和欠沖，使得信號(hào)的擺幅縮小，增強(qiáng)了系統(tǒng)的噪聲容限。 - The major noise resources of high - speed railway vehicles ( v 200km / h ) are wheel - rail rolling noise , structure noise , aerodynamic noise and collector system noise
高速鐵道車(chē)輛(時(shí)速200km h )的噪聲源主要是：輪軌噪聲、構(gòu)造物噪聲、集電系噪聲和空氣動(dòng)力性噪聲。 - The reduction of exhaust system noise is the key to the reduction of automobile noise . at present , the main method to reduce exhaust noise is by setting muffler in automobile exhaust system
減小排氣噪聲是降低汽車(chē)噪聲的關(guān)鍵，目前在排氣系統(tǒng)中安裝排氣消聲器是減少排氣噪聲的主要方法。 - It's difficult to find system noise in a sentence. 用system noise造句挺難的
- Although the above two methods own pretty good filtering performance when system noise and observation noise are non - gaussian , their filtering performance will descend or even diverge when non - gaussian distribution occurs
上述兩種方法在當(dāng)系統(tǒng)噪聲和觀測(cè)噪聲滿(mǎn)足高斯分布特性的時(shí)候具有較好的濾波性能,而對(duì)于非高斯分布噪聲上述濾波方法的指標(biāo)下降,甚至出現(xiàn)發(fā)散。 - First , this paper systematically and entirely analyzes the hvac - related noise sources , and briefly presents the generating mechanisms of noise in some air - conditioning equipments , and illustrates the propagation of system noise in building interior
首先，本文比較系統(tǒng)、全面地分析了hvac系統(tǒng)存在的噪聲源，并對(duì)部分空調(diào)設(shè)備的發(fā)聲機(jī)理進(jìn)行了簡(jiǎn)單地說(shuō)明，同時(shí)還闡述了系統(tǒng)噪聲在建筑內(nèi)部的傳播。 - As for speed - sensorless foc system , the convergence and precision of both rotor speed and flux estimation with ekf depend on the accuracy of the models of system noise and measurement noise , i . e . q and r . genetic algorithm ( ga ) is applied in this paper to optimize parameters of the extended kalman filer ( ekf ) filter in a speed - sonserless field - oriented controller ( foc ) system
卡爾曼濾波估計(jì)實(shí)現(xiàn)的難點(diǎn)是，電機(jī)運(yùn)行系統(tǒng)噪聲和測(cè)量噪聲的模型不易獲得，而卡爾曼濾波器的收斂性和估計(jì)的精度在很大程度上受其影響，本文采用遺傳算法對(duì)卡爾曼濾波器的輸入?yún)?shù)進(jìn)行離線優(yōu)化。 - On the basis of increasing the flaw resolution of the x - ray radiographic system , the study is firstly concerned with the analysis made on the influence of such factors as redial sources energy , system noise , optics radiography and scattering on the radiographic system in theory , and the present dissertation looks at the methods for acquiring the radiographic system point sp read function , line spread function and module transfer function ( mtf ) . on the basis of these studies , research the spread properties of the tiny flaw making use of mtf , acquiring the properties of system inspecting sensitivity and resolution , based on the system optimization designing
本文以提高射線成像系統(tǒng)的疵病分辨率為前提，首先在理論上對(duì)射線源能量、系統(tǒng)噪聲、光學(xué)成像、散射等各環(huán)節(jié)對(duì)成像系統(tǒng)的影響進(jìn)行分析，探討成像系統(tǒng)的點(diǎn)擴(kuò)展函數(shù)、線擴(kuò)展函數(shù)及其調(diào)制傳遞函數(shù)( moduletransferfunction ，簡(jiǎn)稱(chēng)mtf )獲取方法，在此基礎(chǔ)上，利用mtf研究微小疵病的擴(kuò)展特點(diǎn)，從而得到系統(tǒng)的檢測(cè)靈敏度和分辨率給出關(guān)系特性，為系統(tǒng)優(yōu)化設(shè)計(jì)提供依據(jù)。 - Based on the information fusion estimation theory , various information fusion structures and their algorithms are summarized , including centralized , decentralized , fusion mode and all - information mode . various kalman filters in the case of correlative infonnation arc summarized , including those with the correlation of measuring noise and system noise , those with colored noise and those in the case of one filter stimulating another . mathematical simulation results , as shown in figures 4 . 3 through 4 . 5 , testify the validity of solving the problem of one filter stimulating another by using the method of prolonging fusion period
基于信息融合估計(jì)理論，研究和總結(jié)了多傳感器系統(tǒng)中的各種信息融合結(jié)構(gòu)及其算法，包括集中式、分散式、融合式和全信息融合方式；研究和總結(jié)了各種相關(guān)信息情況下的kalman濾波，包括量測(cè)噪聲與系統(tǒng)噪聲相關(guān)時(shí)的kalman濾波、有色噪聲條件下的kalman濾波和濾波激勵(lì)濾波條件下的kalman濾波。 - The precision and convergence of both rotor speed and flux estimation with ekf largely depend on the accuracy of the models of system noise and measurement noise . a global optimized noise covariance estimation method based on genetic algorithms ( ga ) is applied to ekf in foc system , a ga training simulation system of optimal parameters of ekf is given and the simulation results proves the effectiveness and robust of this algorithms
本文用遺傳算法( ga )對(duì)全閉環(huán)矢量控制系統(tǒng)中的ekf噪音模型進(jìn)行離線優(yōu)化辯識(shí)，仿真結(jié)果表明， ga尋優(yōu)到的噪音模型使采用卡爾曼濾波器的無(wú)速度傳感器矢量控制系統(tǒng)獲得了與帶速度傳感器矢量控制系統(tǒng)相類(lèi)似的動(dòng)態(tài)性能，全系統(tǒng)對(duì)消息噪音和測(cè)量噪音有好的魯棒性。