noise absorption 中文意思是什麼

noise absorption 解釋
噪聲的吸收
  • noise : n 1 聲音，聲響。2 叫喊；嘈雜聲，噪音；喧鬧聲；吵鬧，騷動，騷擾。3 〈古語〉謠言，風聲。4 〈美國〉...
  • absorption : n. 1. 吸收，合併。2. 專心，一心不亂，熱中 （in）。3. 〈口語〉飲食。
  1. Semimetal non - asbestos environmental protection automobile brake shoe with stable friction indexes, contractible heat fade, excellent performance in high temperature, strong friction resistance, long working life and stable brake, small noise, fine energy absorption, no asbestos, no pollution, ect characteristics. complied with international standard, it s a ideal brake article for users

    本公司研製生產的半金屬無石棉環保型汽車剎車片，具有摩擦系數穩定，熱衰退縮小，高溫段穩定性能好，耐磨性強，使用壽命長，制動平穩，制動時噪音小，能量吸收效果好，無石棉，對環保無污染等特點，符合國際規范，是廣大用戶的理想的剎車製品。
  2. The noise constantly is not affecting our normal life, for example ; just repaired the family, to the quiet at dead of night building about the water pipe noise, has caused you to be unable normally to rest, the senior citizen, the neurasthenia, the heart was not specially good and so on the community, was is unable to rest, the saint porch company produced " the down - flow pipe sound insulation wrap " the product, fundamentally has solved this problem, this product has used the advanced sound insulation, the sound absorption, the material, passed through the specialized technical many years research development, and experimented after the beijing ten plots different levels owner, the sound - insulated effect achieved above 90 %, satisfaction rate reached above 99 %, did not have an example suit, received the owners universal welcome

    噪音無時無刻不在影響著我們正常的生活，例如；一個剛剛裝修完的家庭，到了夜深人靜樓上下水管的噪聲，使你無法正常休息，特別是老年人，神經衰弱，心臟不好等群體，更是無法休息，聖軒公司生產的「下水管隔聲套」產品，從根本上解決了這個問題，此產品採用了先進的隔音，吸音，材料，經過專業技術多年的研究開發，並經過北京十個小區不同層次業主試驗，隔音效果達到90 %以上，滿意率達99 %以上，無一例投訴，受到業主們普遍歡迎。
  3. It introduced designs of acoustic structure of high sound insulation testing room, and applications in the field of sound - absorption, which provide reference for the professional personnel engaging noise control and architectural acoustics

    摘要介紹了高隔聲測試室的聲學結構設計及在吸聲領域的應用，以供噪聲控制和建築聲學專業人員參考。
  4. The paper produces noise reduction measurements and major frequency coverage that is 200 ~ 2khz to be used in selection of acoustical absorption and sound insulation materials. the measurement produces self - contained data to design lower noise railway vehicles in the future

    本次測試的車輛車內噪聲主頻帶為20 2khz ，可依據此頻段進行新型車的設計和車體內部隔聲吸聲材料的選擇。
  5. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元，採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用，針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術，同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標，最後給出了一個整個傳送鏈路的功率預算。
  6. It ' s high - frequence noise absorption, absorption of noise caused by rapid rise of front and self - reset function have widespread application in imput of supply, for absorption of inductive load switching surge voltage and for protection of two - way thyristor switching device, bypass capacitors, micro - machines and the others

    它所具有的吸收高頻噪聲、前沿快脈沖上升噪聲及自復位功能，使其在電源輸入端、吸收電感性負載開關浪涌電壓、保護雙向可控開關器件、旁路電容器、微型電機等方面有著廣泛的用途。
  7. Acoustic enclosure, acoustic louver, acoustic panel, door and window, acoustic silencer, noise absorption material, vibration isolator

    噪音控制設備隔音罩、隔音板、門及窗、滅聲器、吸音材料、防震器
  8. Noise reduction in a tractor cab by sound absorption

    拖拉機駕駛室內吸聲降噪的試驗研究
  9. The equation of noise reduction due to the absorption will be deduced and added to the total noise reduction

    探討屏障的吸聲性能對繞射降噪量的貢獻，並推導出與吸聲系數有關的繞射降噪量的公式。
  10. The result shows that average absorption coefficient and noise reduction coefficient separately equal to 0. 58 and 0. 60, and fine property of sound absorption at middle - low frequency

    結果表明材料的平均吸聲系數和降噪系數分別達0 . 58和0 . 60 ，且材料的中低頻吸聲性能優良。
  11. The methods and the experimental setups for measuring the gain and noise figure of an edfa are emphasized. we introduce how to measure the characteristics of each component of an edfa, especially the gain and absorption coefficient of an erbium doped fiber ( edf ). thirdly, four types of simple and novel l - band edfa structures with low noise, high gain and low gain ripple are proposed to satisfy the requirement of a dwdm system

    基於考慮自發輻射噪聲（ ase ）的giles模型，建浙江大學博士學位論文立了這種edfa的全光增益箱制理論模型;理論和實驗分析了四種可能的光路結構、泵浦波長、光纖光柵反射波長和反射率、泵浦功率以及摻餌光纖長度等參t對其箱制特性的影響。
  12. This will appeal to engineer in the design process of the public building air condition system, satisfied the room function request, at the same time, proceeding sound attenuation sound absorption design of the air condition system reasonably. according to the noise of air - condition system and the pipe regenerative noise, compute demanded sound deadening capacity. designing and choosing the right type and equally outline measures

    目前，在建築設計過程中通常首先計算空調設備運行時產生的設備噪聲以及空調管道工作時產生的再生噪聲；然後根據建築設計手冊中相應的噪聲允許值的規定計算出系統所必需的消聲量；最後根據空調系統的實際情況，科學地確定適宜的消聲器類型和規格，以此達到使用空間的噪聲要求。
  13. Fuhong class a inorganic dampproof fireproof board in consideration of nature of minerals, it is never eaten by moth and fireproof, it wont generate carbonization at 800c, it also features effective noise absorption, sound insulation and hot insulation, meeting the state fireproof criteria all standards of gb 8624 non - flammable class a and ga 160 - 1997 non - flammable inorganic compound board

    福宏a級無機防潮防火板：因礦物自身之特性，絕不蛀蝕，是真正火燒不燃，在800c高溫以內決不碳化，並能有效的吸音隔音及隔熱，達到國家級防火安全性能gb 8624不燃性a級ga 160 - 1997不燃性無機復合板全項性能合格。
  14. Referring to the 3 main merits of an elastic gum wheel : the shock absorption, low noise and antifriction, the article presents a basic principle in the design of an elastic gum wheel by making references to the tested resuits of elastic gum wheels in foreign countries ' grounds

    摘要分析了橡膠彈性車輪的減振、降噪和減少輪軌磨耗等3大優點，介紹了國外有關橡膠彈性車輪的現場測試結果，提出了設計橡膠彈性車輪時應遵循的基本原則。
  15. Noise analysis of second - harmonic detection with tunable diode laser absorption spectroscopy

    可調諧二極體激光吸收光譜二次諧波檢測方法的研究
  16. 3 it can reduce noise passed through structure when it works and has strong shock absorption

    3工作時可降低結構傳遞噪音，吸振能力強。
  17. 3 noise absorption, sound insulation, hot insulation, fireproof

    3吸音隔音隔熱真正火燒不燃
  18. Noise isolation, noise absorption and muffling are individually applied to each region in accordance with their feature

    根據不同分區內噪聲的特點，在不同控制區分別採用隔聲、吸聲和消聲等噪聲控制技術。
  19. 2, shock absorption and noise decrease, heat and dust insulation, environmental protection and simple structure of bracket

    2吸振降噪，隔熱隔塵，有利環保，簡化支架結構
  20. Reverberation room is the special test room that is used in acoustics, in the measurement of sound absorption coefficient in random incidence and determination of sound power levels of noise sources, the reverberation room is used very extensively

    摘要混響室是聲學專業的實驗室用房，它在測量聲波無規入射時材料的吸聲系數和測量噪聲源的聲功率級中得到了廣泛應用。
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