降噪器 的英文怎麼說

中文拼音 [jiàngzàoqì]
降噪器 英文
dbx noise suppressor
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  1. Technology, advanced 3d noise reduction, and a 3d comb filter to accompany the integrated video decoder

    技術，先進的針對集成視頻解碼器的三維降噪，三維梳妝濾波器。
  2. Hearing protectors - safety requirements and testing - part 5 : active noise reduction ear - muffs

    聽力保護器.安全要求和試驗.第5部分:有源降噪耳罩
  3. Speech enhancement method based on masking properties of the human auditory system is used to reduce the white noise in the front - end

    摘要為了提高噪聲環境下說話人識別系統的識別性能，將基於聽覺掩蔽效應的語音增強技術作為預處理器，對語音信號首先進行降噪處理，提高輸入信號的信噪比。
  4. And concerning boundary conditions along piping system are properly set. futhermore, vertex sound is discussed in this paper. effect of the noise reduction about the mufflers is analysed, and a lot of trials is used to testify exist of valve noise and influence to pipe system. there kinds of mufflers are proved that they can reduce the fluid niose of pipe system by a large number of experimentation

    對噪聲的抑制裝置? ?消聲器的降噪效果進行了分析，並結合實際工作建立了模擬海水管路試驗臺架，通過一系列試驗，說明閥門噪聲的存在，及其對管路流噪聲的影響，證明設計的三種結構消聲器對管路流噪聲的良好消減效果。
  5. We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise

    在實驗過程中，改進了對車輪的激振方式，利用單擺激振提高了激振力的精度;實驗分析了車輪阻尼器的結構、安裝方式及其動力學參數對車輪阻尼器降噪效果的影響;也分析了車輪振動與噪聲的相關性;現場測試廣州地鐵一號線的噪聲特性，確定了車輪阻尼器所要控制的頻率范圍;對比分析不同激振情況下，踏面徑向振動與輻板軸向振動對噪聲聲壓級的貢獻比例。
  6. The vibration absorbers with hysteretic restoring forces are widely used in the engineering to reduce the vibration of structure

    遲滯阻尼減振器以其卓越的性能在工程的減振、降噪中得到了廣泛的應用。
  7. In the past fifty years or so, with the development of the under water acoustic engineering and shock absorption, the capabil ity of modern submarine is greater then ever before. now it has become the u1timate weapos for each country in the wor1d

    在過去的五十年中，隨著水聲工程學和減振降噪技術的進步，潛艇的隱身性能得到了空前發展，在國家之間的對抗當中也成為極為重要的「殺手鐧」類的武器。
  8. With the research into the detection ability and estimation accuracy, achieves the conclusion that the wild fov optical structure and the large area array ccd imaging system, which applied noise filter techniques, can effectively improve the star sensor performances

    通過對探測能力和測量精度的分析與研究，得出大視場光學系統結構和採用有效降噪技術的大面陣ccd成像系統，可以有效改善星敏感器的探測能力和測量精度。
  9. With the development of reducing noise technology and the advent of quieter targets, sonar faces up to the challenge of low signal - to - noise ratio detection while high detection performance is demanded by weapons ' s increasing range. moving target detection is two of first and last of sonar " four main tasks : detection, loacalization, classification and tracking / motion analysis of targets, which is the base of other two functions

    隨著降噪技術的發展，安靜型目標的出現，聲納技術面臨低信噪比的挑戰，武器射程的增加又對聲納提出了更高的要求，關繫到聲納的四大功能（檢測、定位、識別和跟蹤/目標運動分析）第一和第四個的運動目標檢測任務重大，因為它對其餘兩個起著基礎性的指導作用。
  10. Secondly, ground on the duct noise control, the delayed - lms algorithm, which is actulized easily, is brought forward, then the simulation on pc is achieved. it is shown from the computer simulation that for the single frequency noise, there will be a good effect when choosing the suitable parameters ; but for the narrowband noise, the effect will become worse with increasement of the bandwidth. this result is helpful to analyze the parameters influencing anc

    結果表明： （ 1 ）隨著濾波器長度的增大，系統收斂速度變快； （ 2 ）隨著值的增大，系統的收斂速度增大，但是當值超過某一范圍時會引起系統的發散； （ 3 ）次級通路的延遲數與初級噪聲頻率有關； （ 4 ）對于窄帶信號， dlms演算法可以取得一定的降噪量，但是隨著窄帶信號帶寬的增大，降噪效果明顯變差。
  11. We design hardware circuit to reduce noise and disturbance

    第四，設計實現了無線語音降噪器實驗系統。
  12. Dnr digital noise reducer

    數字式降噪器
  13. Specifically, this thesis includes the following work : the basic theory of speech processing and noise in speech reduce. we study the short interval character of speech signal and short interval process technology, and classify the noise and disturbance in wireless receiver terminal into 3 categories and present corresponding schemes

    本文針對高質量無線語音傳輸的需求，對語音處理及語音降噪的基礎理論、關鍵技術及降噪設備的實現方法展開研究，在此基礎上設計實現了無線語音通信降噪器實驗系統，並對實驗系統的降噪效果進行了測試。
  14. For the theoretical research of catalytic converter, this paper has discussed and analyzed the emission reduction principle, muffler noise suppression mechanism, substrate ' s physical & chemical performance and the durability, and concluded the theoretical principles for the application of exhaust emission control converter. especially in the research of noise suppression mechanism, a new conception of " equivalent design " for catalytic converter and muffler was revealed, which provided the theoretical basis for the optimization of exhaust noise suppression and engine power loss for light - duty vehicle

    在排氣凈化器的理論研究方面，本文主要從排氣凈化器的凈化機理、消聲機理、載體的物化性能以及使用壽命等方面進行了討論和分析，得出了排氣凈化器應用的理論依據，特別是在消聲機理的研究方面，本文提出了一種全新的凈化器與消聲器的等效結構概念，為輕型汽車排氣凈化消聲系統在降噪和發動機功耗方面的優化設計提供了理論基礎。
  15. At last, the test for the ma60 apu noise with the micro perforated absorber is present in this paper. experiment results show that an obvious reduction has be obtained using this micro perforated absorber

    最終將微穿孔板消聲器安裝到新舟60飛機apu的排氣管道上在飛機場進行現場測試，得到了滿意的降噪結果。
  16. The most effective way to control the exhaust noise is to install an exhaust muffler. however, the actual noise reduction effect seems not as expected

    控制排氣噪聲最有效的方法是加裝排氣消聲器，實際情況往往是降噪效果不很理想。
  17. In this dissertation, a research on decreasing vibration and noise for equipment mounted on a floor was studied

    本文針對諸如機器設備上樓等柔性基礎的減振降噪問題進行了研究。
  18. In this paper, a multi - functions laser detection system for pavement roughness is introduced. an accurate pavement roughness information is acquired with theory of array signals processing and de - noising by wavelet in this system

    本論文將陣列信號處理理論和小波降噪理論運用到路面激光傳感器檢測系統，較準確的恢復出路面的平整度信息。
  19. In detail, the model of multi - sensors array signals processing, the theory of de - noising by wavelet, the method of road roughness detection and evaluation indexes, multi - function laser - detection system and its principle are introduced in this paper. further more, the really application to pavement roughness detection based on array signals processing and wavelet theory is analyzed too

    文中詳細介紹了多傳感器陣列信號處理模型、小波降噪理論、路面平整度檢測方法和評定指標、激光平整度檢測系統及其檢測原理、基於陣列和小波處理的路面平整度檢測演算法和應用。
  20. Experimental method is used to study the relation between vibration of different position and noise and design a new simple and practical method but the method of treating whole rail as euler or timoshenko beam which is widely used by the most experts, but the result is improved to be effective

    對加工出的鋼軌阻尼吸振器實物進行效果分析試驗，結果表明:鋼軌阻尼吸振器減振降噪效果顯著。本文研究鋼軌各部位振動特性及其與噪聲之間的關系，設計出兩方向的鋼軌阻尼吸振器，經實驗驗證效果顯著。
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