過載噪聲 的英文怎麼說

中文拼音 [guòzǎizàoshēng]
過載噪聲 英文
overload noise
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  1. Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications

    與傳統的機械陀螺和光學陀螺相比，半球諧振陀螺具有如下優勢:結構上無高速轉子、無活動部件;不需預熱，啟動時間短;信號頻帶寬，漂移噪聲低;能承受大的機動過載;抗核輻射，並可經受短時間電源中斷的影響;體積小，重量輕，功耗低，壽命長，非常適合空間應用。
  2. Take integrity of object information into condition, a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design. and simulation in the background of hf multi - object with noise is taken. a comparison of signal properties, processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal

    考慮到目標信息提取的相對完整性，以高頻雷達為背景，在對多載波相位編碼脈沖串信號參數設計的基礎上，推導了三種多載頻相位編碼脈沖串信號的距離速度二維處理過程並相應的對多目標噪聲環境進行了模擬;將多載波相位編碼信號與另外兩種距離高分辨信號:單載頻相位編碼信號和相位編碼階梯跳頻信號，在信號特性、處理過程和抗噪聲特性方面進行了對比;本文從理論上為多載波相位編碼信號的波形設計和分析、信號的處理打下基礎。
  3. Assuming the loop is known to be only a single straight segment of 26awg cable, there is no additive loop or afe noise, and the remote - end is terminated by a high - impedance load for all frequencies, figure 5 shows the resulting selt performance

    假定已知環路只有一個單個的直段26awg電纜，沒有附加的環路或者afe噪聲，對所有的頻率遠端通過一個高祖抗負載終止，圖5給出了selt的性能結果。
  4. Taking the ffc ? 23a disk mill as a specimen model, the rotation noise generated from the interaction between fixed claws distributed on the outer and inner circle of the fixed claw plate and the corresponding moving claws has been separated in an experimental study by the modern analytic method of acoustic. thereby, a conclusion that the principal component of rotation noise in disk mill comes from the interaction between the fixed claws on the outer circle and the corresponding moving claws has been reached. in accordance with the above, modified noise reduction design for the structural parameters such as the number of claws on the fixed claw plate, shape of claws and the relative positions of the claws arranged on the outer circle and inner circle has been carried out

    本文以ffc ? 23a型爪式粉碎機為樣機，利用現代聲學測試分析手段對其工作時定齒盤內、外圈齒與相應動齒作用產生的旋轉噪聲進行了試驗分離研究，從而得出了爪式粉碎機旋轉噪聲的主要成分源自外圈定齒與其相互作用的動齒產生的噪聲，並以此為基礎，對定齒盤的齒數、齒形以及內、外圈齒的相對排列位置等結構參數進行了降噪改進設計，通過對比性試驗與分析，獲得了旋轉噪聲與上述結構參數間的關系，並取得了負載6 . 7db （ a ）的良好降噪效果。
  5. On the other hand, inhibitory areas of ftc could be abolished partially or completely during bicuculline application. these results showed that gabaergic inhibitory afferent projections to recorded neurons were activated by random resonance caused by weak noise in cochlea, which provided inhibitory input for sharpening frequency tuning and made neuron more precisely analyze sound signal near its bf. therefore, this experiment presented a possible evidence of cellular level for interpreting why human and animal could extract or capture sound signal of specific frequency from the environment with competing noise

    說明山弱噪聲引起的耳蝸隨機共振在_ _仁行傳入過程中可能激活了至所一記錄的jc神經元的gaba能抑制性神經迴路，這種gaba能抑制為銳化神經元頻率調諧提供了一種抑制性輸入，使ic神經元對靠近最佳頻率的頻率分析變得更為細致和精確，由於聲頻率是聲信號的重要參數和信息載體，頻率調諧的銳化意味著對聲頻率分析能力增強，從而為解釋人們為什麼能從充滿噪聲的環境中捕捉或提取與行為學相關的信號提供了一種細胞水平的實驗證據。
  6. Then the thesis further analyses some core techniques including the system of database, data warehouse and data mining and so on, and presents the frame of function of bank crm. the thesis puts its emphasis on the research on the data preprocessing of data warehouse, data copying, data cleansing, data integration and quality verifying included. finally the thesis discusses the key technology of data warehouse in bank crm - the cleansing of data of customers, and presents some methods of cleansing aiming at noisy values, missing values, conflicting values and duplicated values

    本文在充分分析銀行crm的需求的基礎上，提出了基於數據倉庫的銀行crm系統的體系結構，並進一步分析了該體系結構中客戶數據庫系統、數據倉庫、數據挖掘等核心技術組件的內涵，給出了銀行crm系統的功能構架；重點研究了銀行業務系統多年積累的客戶數據向數據倉庫遷移的預處理方法和過程，其過程包括數據復制、數據清洗轉換、數據集成、質量檢驗和數據裝載；最後討論了銀行crm系統應用數據倉庫的關鍵技術：客戶數據清洗，給出了針對噪聲數據、空缺數據、不一致數據和重復數據的清洗方法。
  7. In this paper, it gives the mechanism of charge - coupled devices and its plane borehole pattern, and show how the digital camera work. 2. it studies the reconstruction algorithm for digital camera. the theory of color is firstly introduced, then algorithm are studied in this paper, these algorithm are subtracting of fix - pattern noise, color reconstruction auto gain control algorithm and auto white balance algorithm, then designed a download soft for digital camera

    首先對顏色理論作了簡單的介紹，然後根據數碼相機的工作過程對各階段所用的圖像處理演算法進行了研究，這些演算法包括固定圖案噪聲的去除演算法、自增益控制演算法、白平衡調整演算法、顏色重建演算法以及灰度拉伸演算法，最後利用這些演算法開發了一個數碼相機的下載軟體。
  8. Meanwhile, to further solve the load balancing problem of manets, aolr introduced several mechanisms, such as the admission control mechanism, backward congestion restrain mechanism, shortcut enforcement mechanism, and the noise - encouraged route - selection mechanism, in order to dynamically perceive the load of nodes and increase the adaptability to it

    同時，為了進一步的解決自組網中的負載均衡問題，在aolr中引入了準入控制規則、擁塞反向抑制規則、捷徑增強規則以及噪聲選路規則，通過對節點負載狀態的動態感知增加節點對負載的動態適應能力。
  9. In first part of the thesis, by a review of the research on aircraft sonic fatigue, the formulas for calculating natural frequencies of the typical aircraft skin - panel structure with four edges simply - supported or four edges fixed - supported were drawn, the response of displacement and stress was analysed under the condition of random white noise loading with the steady - state or unsteady - state. the procedure how to use data of s - n curve under constant loading for predicating the fatigue life of skin - panel subjected to random loading was shown

    通過對聲疲勞問題研究的回顧，根據典型飛機蒙皮壁板模型，整理了四邊固支，四邊簡支兩種邊界條件下多階模態固有頻率，非平穩及平穩隨機白噪聲載荷下的位移和應力響應，以及如何從等幅s ? n曲線求得隨機載荷應力下的疲勞壽命。
  10. In this thesis, a qpsk channel monitoring solution is applied. by monitoring the parameters of carrier power, c / n rate and noise of the channels, analyzing their changes, and judging by these parameters, alarms of interferences of illegal signals are implemented

    本課題中採用qpsk通道監測方案，通過監測通道中的信號狀態參數:載波功率（ power ） 、載噪比（ c / n ）和噪聲（ noise ） ，分析它們的變化情況，並進行綜合判決，最終實現對非法信號干擾的報警提示。
  11. First, the structure of the second generation ctdrs isl was discussed in this paper, the characteristic of coverage in the second generation ctdrs by the characteristic of orbit and the simulation model of isl was analyzed then the effect of the isl establishing process analyzed. second, the discussing and analyzing focus on the characteristic of signal during the establishing isl process, establishing the orbit model, the technology of doppler frequency shift capturing and tracking sequence and the effect of background noise, then the theory analyzing the parameters we have just mentioned, and this will support the reference for the implement of project. the simulation and test of the isl of ctdrs and analyzing from theoretical basis to implement of simulation were mainly focused in this paper

    其中討論了二代中繼星捕獲跟蹤系統星間鏈路的模擬方案的組成結構，利用軌道特性對二代中繼衛星系統的覆蓋特性進行分析，搭建了星間鏈路的模擬模型，其中包括中繼衛星和用戶衛星在內的軌道模型、星間鏈路模型、用戶星信號調制模型等，並對星間鏈路建立過程的影響進行分析;重點針對星間鏈路建立過程的信號特性，軌道模塊的建立、多普勒頻移技術、背景噪聲影響、載波的捕獲與跟蹤技術等進行了實際參數的設計與理論分析。
  12. We made an improvement in overcoming the defects in speech signal adaptive delta modulation ( abbr. adm ), such as slope overloading and grain noise. in this method, numerical sliding average filtering was used for filtering decoding speech signal. experiments and analyses indicate that the method makes waveforms in good agreement between the decoding of adm and the original pulse coding modulation ( abbr. pcm ) signal, and considerably improves, the playback speech quality in naturalness, legibility and under standability

    針對語音信號自適應增量調制（ adm ）方式中斜率過載和顆粒噪聲缺點，提出了一種改進方法，它利用滑動平均方法對解碼后的信號進行數字濾波.試驗和分析表明，該方法使解碼后的信號波形與原脈沖編碼調制（ pcm ）波形具有很好的一致性，使再生語音質量在自然度、清晰度和可懂度方面比改進前均有較大提高
  13. At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db

    本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。
  14. Based on fourth - order cumulant, a computationally efficient method for joint estimating both directions of arrival and ranges of near field sources with known carrier frequency is firstly presented. the proposed algorithm need not any spectral peak searching and the 2 - d parameters are automatically paired. lt is suitable for arbitrary additive gaussian noise environment. in the following section, a 3 - d esprit method for jointly estimating of frequencies, doa ' s and ranges of multiple near - field sources with unknown carrier frequencies is proposed. the parameters estimation are given by the eigenvalues of different matrices. furthermore, its performances are confirmed by several computer simulations

    利用四階累積量，第五章首先給出了一種載頻已知的情況下基於近場源的距離和波達方向聯合估計演算法，通過構造的陣列輸出信號四階累量矩陣使空間信號到達方向和距離估計無需譜峰搜索，且參數自動配對，適合於任意高斯噪聲環境。進一步在第三節提出了一種載頻未知的情況下的多個近場窄帶信號源doa 、距離和頻率聯合估計的3 - desprit演算法。
  15. This dissertation aims at the problem of the noise of over length truck falling short of the lately country standard, and makes research on the reason of the gear - box vibrating noise. by combine using finite element analysis and experimental analysis method, the dissertation directly researches the vibrating noise of the gear - box, and takes some availability measures to control vibrating noise from the box surface. by improving the box to reduce its noise, and validate the effect

    本文針對一汽超長載重汽車噪聲指標不符合國家最新標準的實際問題，對其變速箱振動噪聲的產生機理進行深入研究，應用有限元分析與實驗分析相結合的方法直接對其進行振動和噪聲分析，在此基礎上提出控制其振動噪聲的有效措施，並通過對其箱體的改進設計，最終達到減振降噪的目的。
  16. Abstract : this article analyses the structure, material, treatme nt technology of windows motor and narrates the key points that influence its performance such as : noise, current, over - load protection, sealing, electromagnetic compatibilitry

    文摘:對雙導軌式車窗升降器電動機總成結構、材料及加工工藝作了分析，同時對影響電動機總成性能的關鍵點如：噪聲、電流、過載保護、密封性、電磁兼容性作了論述。
  17. Nevertheless, the widely existed overconstraints in the mechanisms will make the quality of the mechanisms very sensitive to the inevitable manufacturing, assembly errors ( especially, the errors resulted from the shape and position between kinematic pair elements and their axes ). at the same time, because the internal and external uncertain factors such as non - plane characteristic of dynamic parameters of links ( such as mass distribution, inertia forces, etc. ), bending and twist of links, and the changes of environment and operating condition are inevitable, they will form the disturbance to planar constraints and make them possess the characteristic of " uncertain "

    但是，平面連桿機構中廣泛存在的過約束，造成機構對製造、安裝誤差特別是運動副元素的形位誤差十分敏感；同時，由於不可避免的內部和外部不確定因素的影響，常常會造成機構運動的「障礙」及系統中某些構件的變形和運動副中的附加動載荷，引起機械的振動、沖擊、噪聲等而導致機械的效率和工作性能的降低。
  18. The theoretical deduction in chapter 3 shows that the shape of load distribution used in the arithmetic is a decisive fact of the error margin size, the more the adoptive shape looks like the actual case, the smaller the error margin will be, therefore the tilt parabola shape can instead of the actual shape of load distribution in the permissible error margin when we predicting constant loading noise caused by the tail rotor of helicopter

    在第三章中通過理論推導和計算比較發現，在預測直升機尾槳定常載荷噪聲時，其誤差大小取決于演算法中槳葉弦向載荷分佈的數學描述與實際弦向載荷分佈的吻合程度，而選取一種與實際弦向載荷分佈較為相似的斜拋物線形來預測噪聲所導致的誤差是很小的。
  19. The test load can be put on samples by the way of mechanical, electric or hydraulic equipment. the hydraulic equipment has been widely used in practice because of the stability and low noise features

    靜力試驗可以通過機械、電動和液壓等加載方式完成，其中液壓加載憑借良好的平穩性和運行中的低噪聲，在工程試驗中得到極為廣泛的應用。
  20. 4 ) combining the local synthesis method for the machine - tool setting parameters, tca and ltca, and the numerical simulation of stress procedure constructs the optimal design circle with feedback. the developed software system provides an efficient design tool for the spiral bevel gears with excellent transmission behavior, high strength and lower noise

    4 ）結合加工參數設計的局部綜合法、幾何接觸分析（ tca ） 、承載接觸分析（ ltca ）及應力過程數值模擬，構成了具有反饋的閉環優化設計迴路，並形成了相應的軟體系統，為設計嚙合性能良好、高強度、低噪聲的弧齒錐齒輪傳動提供了有效的工具。
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