等噪 的英文怎麼說

中文拼音 [děngzào]
等噪 英文
equal noisiness
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念，並以加速度模糊函數為分析工具，詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。
  2. The press is ingenious in design, hign quality in materials, with features as fine workmanship, handsome appearance, compact structure, higher work pressure, lower work noise, and equipped with single skip. controlled temperature, electric autotimer, so that it will be reliable is operation and easy to repair

    本機設計精巧，用材講究、製造精良、造型美觀、結構緊湊，傳動部分採用大功率雙向電磁離合器，可連續工作，也可單獨工作，且有壓力大、噪音小、單級跳位、溫度自控、電子式時間繼電器延時，操作安全可靠、維護保養方便等優點。
  3. Owning advantages of simply structure, large energy, low noise, long service life, reliable and safety and convenient usage and maintenance, this machine widely applies to avigation, auto, tractor, tool manufacturing, textile machinery and other industries

    該機具有結構簡單能量大噪音低使用壽命長安全可靠使用維修方便等特點。廣泛應用於航空汽車拖拉機工具製造紡織機械等行業。
  4. Aiming at permanent brushless dc motor in mini - bev ( battery electric vehicle ) with torque ripple and violent noise during low speed running, the fuzzy control method is combined with slide mode control method to suppress the influence due to un - modeling parameters, and to ensure the robustness in the process of reaching slide mode plane

    摘要針對微型電動車用永磁無別電動機轉矩脈動大、低速運行時噪聲明顯等主要問題，採用模糊控制和滑模控制相結合的方法，克服了未建模參數的影響，保證了滑模到達階段的魯棒性，同時抑制了轉矩脈動。
  5. This product is perfect commnucation device for production management in inflammable and explosive oil and chemical industry, and the place with big noises

    該產品是石油、化工等易燃、易爆、噪音大等場所生產調度的理想通訊設備。
  6. 3. researching on the edge detection method of surface image. after using the edge detection operator for the preliminary abstracting, a series of extending work, such as grey bivalence 、 thinning 、 noise reduction and compagination have been done

    3 .對帶鋼表面圖像的邊緣檢測方法進行了研究及實現，採用邊緣檢測運算元對邊緣初步提取，進行了二值化、細化、去噪聲、連接等一系列后續處理工作，並且較好的判斷了邊緣是否良好的情況。
  7. We have been closely cooperated with beijing institute of technology, one of the most prestigious university in china, and co - developed ion vacuum plating technique, multi - arc tin coating technique and twin - eccentric automatic fuel supply advancer in the recent years successively, and acquired many patents. the sag and scda series fuel supply advancer manufactured in one of our branch company : has adopted the advanced twin - eccentric blocks structure, thoroughly changed the traditional structurearc block, sliding block. the angle of advance is very accurate and precise, also perfect at position resume

    由本總公司提前器廠生產的sag scdm兩大系列供油角度自動提前器，改變了目前提前器市場上的傳統結構，用先進的雙偏心式結構，代替了二十年一貫制的弧形塊滑塊式結構，具有提前角特別靈敏，恢復性好，怠速運轉無噪音等優點，克服了提前器擺動大漏油等常見缺陷。
  8. With carbureted high - strength good - quality alloy, the series has the feature of high - efficiency and long life - span, high permissible axial and radial loads, low noise, high reliability and compact structure and so on configuration modality

    採用高強度優質合金鋼滲碳游淬火，具有高效率高壽命輪及高許用軸向，徑向載荷，運行噪音低，可靠性高，結構緊湊等優點。
  9. This instrument can meter the electric level, frequency spectrum, carry to noise ratio, a / v, cobbly ratio, voltages of the ac trunk line and the battery. furthermore it can display the above information on the lcd and store them in the eprom

    該場強儀可以對有線電視系統的電平、頻譜、載噪比、 a v比、系統不平度、交流干線和電池電壓等進行測量，並通過液晶顯示，結果保存於eprom中。
  10. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動，造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流，在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲，本文以截流作用和液體的可壓縮性為理論依據，以matlab語言為工具，對原配流盤上的v型尖槽進行了理論計算，繪制出p - t圖線，分析了它的不足，並對原有v型尖槽進行了優化設計，得出了v型尖槽的最佳幾何尺寸：配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ，槽長5mm ，槽的橫截面為等邊三角形。
  11. Beijing chuangshijingye noise & vibration control co., ltd is a specialized company which is engaged in noise and the vibration control engineering on industrial enterprise, civil construction, municipal administrtion traffic

    北京創世靜業噪聲振動控制技術有限公司（以下簡稱：創世靜業公司）是從事工業企業、民用建築、市政交通等噪聲與振動控制工程的專業公司。
  12. But this is not a problem for ship structure which is thin and good ductibility. the basic equation of statistical energy analysis is deduced in this paper, the shipboard noise of 295, ooodwt vlcc is calculated based on sea, the factor effect on the noise of shipboard is discussed and some measurement to reduce the noise level is suggested

    根據統計能量分析方法的基本原理，以實船為例進行了船舶機械設備等噪聲聲壓水平的估算和船舶艙室噪聲預示，並對影響船舶艙室噪聲水平的各種因素進行了分析，提出了減小船舶艙室噪聲水平的方法。
  13. Therefore, this paper studies three kindsvalves such like bufferfly valve, brake valve and ball valve, with the numerical simulation method by cfx which is often used to simulate the fluid. by the simulation of three kinds of valves, we can kown dynamic characteristic of them. in this paper, i not only simulate for three kinds of valves, but also analyse cause of flow - noise and give respectively mathematical model of main noise sources in piping system such as pupm and valve

    本文通過cfx軟體，用數值模擬的方法，對海水管路系統中常見的三種閥門（蝶閥、閘閥、球閥）流動特性及噪聲進行了模擬分析，闡明閥門噪聲產生的機理，建立了泵和閥門等噪聲源的數學模型，並對管路系統中涉及到的邊界條件做了適當的處理，分析了閥門下游的渦聲。
  14. The flowmeters based on the principle of flow vibration are widely used. however, they are easily subjected to noises caused by pipe vibrations and fluid turbulence

    基於流體振蕩原理的流量計應用相當廣泛，但是，易受管道振動和流體擾動等噪聲的影響。
  15. These sources are animals and birds, musical instruments, loudspeakers, games, trades or businesses and air conditioners

    這類噪音源包括動物雀鳥樂器揚聲器游戲經營生意或業務和冷氣機等噪音。
  16. It introduces the advanced production equipment from germany, and has a large number of outstanding research, development, design and production technical personnel, professional devoted to the research that governance of mixing sound, echo, high bass and research of acoustic technology includes absorption, insulation, and guides the tidal current and development tendency of sound - absorbing material

    公司引進德國先進的生產設備，並且擁有一大批優秀的研發、設計和生產技術人員，專業致力於混響聲、回聲、高低聲等噪聲的治理以及吸聲、隔聲等聲學方面的技術的研究，引領著吸聲材料的潮流與發展趨勢。
  17. This paper expounds the general thoughts and the methods of reducing main noise sources through introducing successful control the noise of ball mill houses 、 transportation air - blower 、 centrifuge air - blower

    通過介紹對水泥廠磨機房、鼓風機、離心風機等噪聲的成功治理來闡述水泥廠噪聲治理的一般思路以及主要噪聲源的治理方法。
  18. In this paper, the influencing factors of acoustic environmental quality of residential area including noise from transportation, industry, construction and society were analyzed, the comprehensive influence of acoustic environmental quality of residential area between indoor and outdoor ones was studied, the evaluation index system of acoustic environmental quality of residential area based on influencing elements of acoustic environmental quality of indoor and outdoor ones was established, the control standard and improvement strategies including planning, technology and management of acoustic environmental quality of residential area were put forward, the gray clustering evaluation model of acoustic environmental quality of residential area was set up, and a case was evaluated

    摘要分析了居住區聲環境質量的影響因素，包括交通、工業、施工和社會生活等噪聲；研究了居住區聲環境質量是居住區室外聲環境質量和室內聲環境質量的綜合影響反映；構建了基於居住區室外聲環境質量和住宅室內聲環境質量影響因子的居住區聲環境質量評價指標體系；提出了居住區聲環境質量分級控制標準；從規劃、技術和管理的等方面提出了居住區聲環境質量的控制措施和改善方案；建立了基於灰色聚類分析方法的居住區聲環境質量評價模型，並進行了實證評價應用。
  19. 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。
  20. Shutter not only its own operations without the noise, but when the home at the bustling street and the airport noise zone, installation extension thailand shutter doors and windows can greatly reduce outside noise interference, living, learning would not be affected

    卷簾不但自身運行無噪音，而且當家居位於繁華的路邊、機場等噪音地帶時，安裝拓泰卷簾門窗就可以大大的降低外界噪音的干擾，生活、學習都不受影響。
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