運輸噪聲 的英文怎麼說
中文拼音 [yùnshūzàoshēng]
運輸噪聲
英文
transportation noise-
It is found that the noise color can suppresses the noise - induce transport of brownian particles both in periodic and in quasi - periodic systems
結果發現在周期性和非周期性系統中，噪聲的有色性抑制了噪聲誘導的布朗粒子的輸運現象。The phenomenon of noise - induced transport of brownian particles in periodic and quasi - periodic systems with coupling between multiplicative colored noise and additive white noises is investigated
在含有耦合的乘性色噪聲和加性白噪聲的周期性和準周期性系統中，我們分析了噪聲誘導的布朗粒子的輸運現象。With the development of industry, communication and transportation business, the kind of the noise is getting more and more, stronger and stronger, nearly no urbanite is free from the harm by the noise
摘要隨著工業、交通運輸業的發展，噪聲的種類越來越多，也越來越強，幾乎沒有一個城市居民不受噪聲的干擾或危害。Acoustics. acoustic methods for the outdoor estimation of the noise due to land transport infrastructures. typology of the estimation methods
聲學.由於公路運輸基礎設施產生的室外噪音評估用聲學法.評估方法的類型學Convolutional coding is a coding scheme often employed in deep space communications and recently in digital wireless communications. it offers an alternative to block codes for transmission over a noisy channel
卷積碼被運用於衛星通信和無線通信系統中，它提供了一種不同於分組碼的在噪聲通道下傳輸信息的一種編碼方案。The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed
將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中，分析了一個縱模、兩個縱模、多個縱模時的噪聲情況，合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象，同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質，類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性，合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片，通過選單頻來抑制噪聲，獲得了藍光低噪聲的穩定輸出。In order to obtain high resolution of the instrument, the effect of input noise of amplifier must be decreased. hereby, an amplifier circuit based on the chopping theory was developed for it
由於該微摩擦測試儀要求的分辨力很高，而運算放大器本身的輸入噪聲嚴重影響系統的解析度，為此設計完成了基於斬波放大原理的放大電路。Based on the hypothesis that the input for earthquakes is white noise and using the principle of random optimal control, the features of vibration control and the effects of parameters such as isolation degree, damping and ground site on them were analyzed
假定地震動輸入為白噪聲，運用隨機最優控制原理，分析了組合隔震結構振動的控制性能以及隔震度、阻尼和場地等參數的影響。Then analytical measurements of the noise were carried out on both of the turbines by means of modern acoustic apparatus and a conclusion has been found that the noise of the concentrated wind energy turbine is lower than the one of the ordinary wind energy turbine and the root of the trouble to cause noise chiefly originates from the turbine blade. besides, the result of analytical measurement also reveals that the power output both of the wind energy turbines will increase with the increase of the wind speed and unfortunately does the noise too. in order to lower the noise, a measures of noise reduction have been advanced that an active method is to develop a wind energy turbine run at a lower rating of wind speed while the passive method is to adopt a board drilled tiny holes, having established a sound technological basis for the development of a kind of wind energy turbine of low noise and high level in the world
主要對濃縮風能型風力發電機在正常運轉時，噪聲產生的機理進行了理論分析研究，並與普通型風力發電機的噪聲進行了對比實驗分析；利用現代聲學測試手段對兩類機型進行測試與分析，得出濃縮風能型風力發電機產生噪聲低於普通型風力發電機和葉輪是風力發電機產生噪聲的主要部件的結論；通過對兩類機型的噪聲、輸出功率的測試，得出隨著風速的增加，兩類風力發電機的輸出功率在增加，產生的噪聲也在增加的結論；提出了進一步降低濃縮風能型風力發電機噪聲的措施，從主動降噪方面，研製低額定轉速的發電機；從被動降噪方面，採用微孔穿板的降噪結構；為研究開發一種國際上低噪聲、高水平的風力發電機打下了良好的技術基礎。With the advantages of high gain and output power, low noise, wide bandwidth as well as no relation with polarization, edfa changes the traditional optical - electrical - optical relay mode step by step in many fields, and becomes an indispensable device in modern optical communication systems. it saves the expensive cost in optical - electrical transition, makes equipment easy to operate and maintain
由於其本身具有高增益、高輸出功率、低噪聲、帶寬寬、與偏振無關等優點，在很多領域和場合， edfa正逐步取代傳統的光-電-光中繼模式，省去光電/電光轉換的昂貴成本，便於設備的運行維護，成為現代光纖通信系統中不可缺少的關鍵部件。Through simulation we find the generated signal can be used in the simulation of the radar system and the moving targets are slow fluctuating targets at the most time
運動目標的回波模擬數據疊加上噪聲信號和雜波信號，共同作為雷達目標模擬器的信號輸入。Using sige bicmos darlington configuration as the input stage, the input resistance is increased by the mos devices while the transconductance of sige hbts is maintained. in the same time, the equivalent input noise is controlled well because of the sige hbts ’ good noise performance in the input stage
輸入級的設計採用sigebicmos達林頓結構，在保留sigehbt高跨導優勢的基礎上充分利用mos器件來提升運放輸入電阻，此外，基於輸入級中sigehbt良好的噪聲特性，運放的輸入參考噪聲電壓可以大大降低。Disserted the principle of computer simulation of signal source of random moving multi - target, the methods of simulating two and three dimesion locuses of moving multi - target and simulating the interference of random noise. introduced the file format of the output parameters, the technique of data transformation and the method of software realization
論述了機動多目標計算機模擬信號源的原理，模擬二維及三維機動多目標運動軌跡的方法以及模擬機動多目標在運動時所受到的各種隨機噪聲干擾的方法，給出了輸出參數的文件格式及數據轉換技術，並介紹了軟體的實現方法。In this paper, the main work includes : ( 1 ) through the detailed analysis of the mechanism of pcnn, we point out that the behaviors of pcnn actually means the reorganization of input information, and finally two methods ( including method for salt & pepper noise and method for gaussian noise ) for image noise removal based on pcnn are presented
本文的工作主要有： （ 1 ）通過對pcnn工作機理和運行行為的深入分析，揭示了pcnn的運行行為實際上是在對網路輸入信息進行重新組織，並在此基礎上給出了利用pcnn實現圖像濾波（包括圖像椒鹽噪聲和圖像高斯噪聲濾波）的演算法。Embedded technologies, multi - way technologies and sampling technologies are used to reduce the sampling rate by software, so that the system can provide appropriate image format according to the condition of network and can eliminate aliasing noise. the system also uses motion detection to control the frame rate. therefore, the system can save transmission bandwidth effectively and design to provide multiple degrees qos according to the network condition
本方案採用了嵌入式技術和多路技術，並從采樣技術入手，軟體調整采樣率，使得系統能夠根據網路狀態提供適當格式的圖像，消除欠采樣噪聲，而且通過運動檢測來控制幀率，從而可以有效地節省傳輸帶寬，達到根據網路情況自適應地提供多種qos服務等級的目的。Thus, we have deeply studied the applications of stochastic theory in protein motor and fhn neuron model, and obtained some important results, especially the opposing role of the amplitude and correlation strength in protein transport, the locked phenomenon in fhn neuron model, the dependence of the effect on initial condition, the phase transition and resonance in globally coupled neuron system
為此，我們對隨機理論在生物馬達蛋白和fhn神經模型上的應用進行了較深入的研究，取得了一些有重要意義的成果，特別是發現：漲落勢的幅值和關聯強度對蛋白輸運起著相反的作用；噪聲誘導fhn神經電位的鎖定現象；噪聲關聯導致雙穩系統對初始狀態的記憶功能；噪聲作用下全局耦合fhn神經網路的共振和相變現象。At input end, symmetric - to - asymmetric transformation ( sat ) is implemented before transmitting and transform symmetric signal into asymmetric signal. but additive symmetrical distributed noise is vanishes through odd - order cumulant
在輸入端先採用對稱?反對稱變換，將對稱信號變換為非對稱信號，但對于通道上迭加的對稱性噪聲，通過奇數階累積量運算后會抵消。Article 31 " traffic noise ", as used in this law means the sound that is emitted by such means of transport as motor vehicles, locomotives, motor vessels and aircraft in motion and that impairs the living environment of the neighbourhood
第三十一條本法所稱交通運輸噪聲，是指機動車輛、鐵路機車、機動船舶、航空器等交通運輸工具在運行時所產生的干擾周圍生活環境的聲音。Article 41 " noise of social activities ", as used in this law, means the sound that is emitted by man - conducted activities and that impairs the living environment of the neighbourhood, other than industrial, construction and traffic noise
第四十一條本法所稱社會生活噪聲，是指人為活動所產生的除工業噪聲、建築施工噪聲和交通運輸噪聲之外的干擾周圍生活環境的聲音。How to reduce noise figure of operational amplifier are studied in this paper. through design of a low - noise opa, introduce low - noise design of the input stage in detail. and with the analysis of computer, suitable sizes of the input apparatus are choosed. at last, by simmulation and verification on this opa, the result is satisfied
研究了如何從電路結構上減少運算放大器的噪聲，以一種低噪聲運放為例，著重介紹輸入級設計，並藉助計算機分析選擇合適的輸入器件尺寸，最後通過對運放噪聲的模擬驗證，得到了滿意的結果。分享友人