room absorption 中文意思是什麼

room absorption 解釋
房間吸聲量
  • room : n 1 室，房間。2 場所，席位，位置，地位，空間。3 餘地，餘裕；機會。4 〈pl 〉一套房間；寄宿舍；出租...
  • absorption : n. 1. 吸收，合併。2. 專心，一心不亂，熱中 （in）。3. 〈口語〉飲食。
  1. 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。
  2. With the rapid development of optical fiber communication technology, low - cost and high quality near infrared laser and light emitted diode working at room temperature become widely available. the emit wavelength from these light resource is not only consistent with the three low - decay windows of fiber optics, but also with many wide - frequency or recombination absorption spectrum of environmental and industrial gases

    光纖通信技術的發展使相對低價、工作于常溫、高質量的近紅外激光器和發光二極體可廣泛獲得，這些發光光源的發射波長與光纖的三個低損耗窗口相一致，也與許多環境和工業氣體的泛頻或復合吸收譜線相一致。
  3. There is presently a widespread need for room temperature gamma and x - ray imaging capability for both medical and industrial applications. the interest toward the use of cdznte detector was greatly increased in the recent years because they offer a good trade - off between key perfonnance, such as the energy resolution and the absorption efficiency. and the complexity of the experimental equipment

    半導體探測器是上世紀六十年代以來得到迅速發展的一種新型核幅射探測器，其能量解析度高、線性響應好、脈沖上升時間短、結構簡單、探測效率高、操作方便，在核物理實驗和研究方面得到廣泛的應用。
  4. Quantum confinement effects of semiconductor nanocrystals cdsaiseo9 in glass abstract a series of cds0. iseo. 9 semiconductor nanocrystals embedded in silicate glass with different sizes have been fabricated by one - step and two - step annealing methods. the electronic state and optical properties of these nanocrystals also have been studied through room - temperature absorption spectra and electroabsorption spectra

    本文用一步退火和兩步退火方法在玻璃基體中生長了一系列不同尺寸的cds _ （ 0 . 1 ） se _ （ 0 . 9 ）半導體納米晶體。對制備的納晶樣品作了室溫吸收光譜和電調制吸收光譜的測量，以此研究了納晶的電子結構及光學性質。
  5. On this condition, based on the experimental results gotten by the microwave absorption dielectric - spectrum measure technique, the photographic process at room temperature in agcl cubic microcrystals doped with k4fe ( cn ) 6 is simulated. through the optimization of simulating parameters, not only the cross - section and trap depth of the shallow electron trap induced by the dopant, but also the optimal doping amount is obtained

    在此基礎上，以微波吸收介電譜檢測技術的實驗結果為依據，對摻有k _ 4fe （ cn ） _ 6的agcl立方體微晶在室溫下的曝光過程進行了模擬，通過調節模擬參數，不但計算出由摻雜劑引入的淺電子陷阱的俘獲截面和陷阱深度，而且得到了這種摻雜乳劑的最佳摻雜濃度。
  6. 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。
  7. The method plays an important role in distinguishing and studying the complicated and confused spectral characteristics and mechanisms of the rare earth. ( 2 ) it is found and explained that due to the boltzmann distribution law at room temperature, the positions of the fine peaks of the photoluminescence band stemming from the transitions between an excited state and the ground state of a re3 +, match these of the absorption bands from the transitions between the ground state and the excited state. the stark split energy levels of the ground state 4i15 / 2 and two excited states 2s3 / 2 and 4f9 / 2 of the er3 + in er203 have been determined

    薛理輝武漢理工大學博士學位論文摘要（ 2 ）發現在常溫下，由於boltzm ~分佈律的作用，在re3 +的基態電子態和激發態間躍遷所產生的發光譜帶和吸收譜帶中的精細譜峰的位置一一相同，解釋了產生這種關系的原因，並弄清了er203中er3 +的基態電子態4lts . 12和激發態電子態2凡/ 2 、 4凡/ 2的stark能級分裂情況，確定了常溫下erzo3中er3 +的4了15 / 2一2凡/ 2和『 i ， 5 / 2一『凡/ 2精細能級間的躍遷形式。
  8. With the rapid development of optical fiber communication technology, low - cost and high quality near inferred laser and light emitted diode working at room temperature become widely available. the emit wavelength from these light resource is not only consistent with the three low - decay windows of fiber optics, but also with many wide - frequency or recombination absorption spectrum of environmental and industrial gases

    光纖通信技術的發展使相對低價、工作于常溫、高質量的近紅外激光和發光二極體可廣泛獲得，這些發光光源的發射波長與光纖的三個低損耗窗口相一致，也與許多環境和工業氣體的泛頻或復合吸收譜線相一致。
  9. 39 % of total conversion efficiency at pump level of 600mw 858nm is obtained experimentaily with our single - resonant, external ring frequency - doubler pumped by tr. sapphite laser at room temperature ( about 21. 50c ). the conversion efficiency is seriously limited by what is called " blura " ( blue light induced infrared absorption ) and thermal effects. yet, up to 137 mw of cw blue light at 429nm at pump level of 565 mw has been achieved and stabilized over a hour when the cavity is locked via pound - drever - hall ( pdh ) technique

    泵浦功率為600mw時，由於兩種效應「藍光導致紅外吸收（ bliira ） 」和「熱效應（ thermaleffects ） 」的嚴重影響，室溫下（約21 . 5 ）獲得了39的倍頻轉換效率；採用邊帶鎖頻技術， 565mw的泵浦光獲得137mw的藍光輸出，在沒有外界強烈的干擾下可以鎖定1小時以上而不失鎖。
  10. Combined with the project of reverberation room, some technical problems such as the volume, type, sound absorption, sound insulation and sound diffusion arc introduced

    結合混響室建設的工程實例，介紹了混響室設計中有關體積、體形、吸聲、隔聲和聲擴散等方面的技術問題。
  11. Acoustics - measurement of sound absorption in a reverberation room

    聲學.混響室內聲音吸收測量
  12. Method for measurement of sound absorption coefficients in a reverberation room

    混響室中吸音率的測量方法
  13. Acoustics - measurement of sound absorption in a reverberation room iso 354 : 2003 ; german version en iso 354 : 2003

    聲學.混響室中聲音吸收的測量
  14. Standard test method for sound absorption and sound absorption coefficients by the reverberation room method

    用混響室法測定吸聲及吸聲系數的標準試驗方法
  15. 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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