噪聲儀 的英文怎麼說

中文拼音 [zàoshēng]
噪聲儀 英文
acoistimeter
  • : 動詞1. (蟲或鳥叫) chirp 2. (大聲叫嚷) make noise; make an uproar; clamour
  • : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
  1. There are over 80 sets test apparatus in tech - innovation centre, including : anechoic chamber, vibration tester, vibration measurement analysis, impact instrument, constant temperature and humidity facilities. salt spary test case, circle insulation withstand voltage tester, insulation resistance tester, withstand voltage tester, electric lead tester, electrical leakage tester, earth resistance tester, chassis dynamometer, chassis dynamometer control system, high stability dc resistance tester, electrical capacity tester, temperature rise test system

    中心擁有各類分析測試器和試驗裝置80餘臺套,包括:消音室振動臺振動測試分析系統沖擊恆溫恆濕實驗鹽霧試驗箱匝間耐壓分析絕緣電阻分析對地耐壓分析泄露電流測試對地電阻測試測功機測功機控制系統高精度直流電阻測試電參數測試帶電溫升測試復合式三坐標測量萬分投影及電功測試分析系統等。
  2. Production and processing equipment : bearing production equipment, the ball processing equipment, bearing cleaning equipment, packaging equipment bearings, needle roller processing equipment, light jewelry processing equipment, spherical roller processing equipment, rough processing equipment, double - end grinders, spindle, wheel oilstone and other grinding materials, heat production, high - precision coordinates grinder, and outside grinder, seal marking machine, profilometry, contour dynamic analysis, hardness needle - sorting machine, a round instrument, processing tester, processing meter, dynamic vibration and noise analysis, vibration, noise testing device raceway ultra - precision instrument, roughness measuring instrument, the finish detector, sorting machine, converters and bearing products preservatives, lubricants, cleaning agents, such as processing raw materials

    生產及加工設備:軸承生產設備球加工設備軸承清洗設備軸承包裝設備滾針加工設備光飾加工設備球面滾子加工設備毛坯加工設備雙端面磨床電主軸砂輪油石和其他研磨材料熱處理生產高精度坐標磨床內外圓磨床印子打標機輪廓測量輪廓動態分析硬度針分選機圓度加工測試加工測量振動動態分析震動測試裝置滾道超精粗糙度測量光潔度檢測分選機變頻器及軸承產品防腐劑潤滑劑清洗劑加工原材料等。
  3. In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform

    使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量等設備對摩擦發生的區域進行了詳細的觀察和分析,運用小波變換技術對摩擦狀態下的動力學變量進行了深層次的研究,應用matlab simulink語言對摩擦系統進行了振動動力學模擬,系統地研究了摩擦的形成機理。
  4. However, due to measurement, instrumental, computational, and even human errors, the measured process data always mix with noise ineluctably

    然而,由於測量誤差、表精度、計算誤差甚至是人為因素,過程測量數據通常不可避免地存在
  5. ( 2 ) different calculating schemes are designed which are used to analyze in detail the characteristics of the effect from instrumental bias ( ib ) in gps observations on determining ionospheric delays

    ( 2 )設計了幾種不同的計算方案,用於分析器偏差對確定電離層延遲的影響的特點。研究表明,器偏差對求解電離層延遲的影響遠大於觀測的影響,給電離層延遲觀測值帶來高達數米的系統誤差。
  6. The the room volume is 1512 m3, bottom acoustic noise is lower than 18db, and the testing system is from b k company of danmark

    室容積1512立方米,本底低於18分貝,採用丹麥b k公司的檢測器。
  7. 2. virtual technology in this section, firstly, introduce virtual instrument development and analyze the main principles in tractor testing projects ( including shaft mass, left - and - right side trigging forces, smoke density, noise and velocity ). secondly, propose a general design combined multifunction data acquisition devices ( daq ) with lab view diagram language

    ( 2 )虛擬器技術介紹了虛擬器的發展特點,分析了拖拉機主要的檢測項目(軸重、左右制動力、煙度、、速度)的檢測原理和手段,提出一套基於多功能數據採集卡daq和圖形化編程語言labview的虛擬器構建方案。
  8. Using spectrum analyzer for the measurement of phrase noise

    頻譜在相位測量中應用
  9. They have been widely used in optical - fiber communication, satellite communication, super high speed computer, high speed measurement instrument, mobile communication, etc. since gaas is compound semiconductor, it is difficult to achieve high quality gaas crystal

    Gaas器件與電路具有速度高、功耗低、小、耐高溫、抗輻射等優點,在光纖通信、衛星、超高速計算機、高速測試器、移動通信和航空航天等領域中有著重要的應用。
  10. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析度淺層地震勘探,在數據採集環節應採用具有線性或非線性變頻掃描功能的可控震源和與其相匹配的地震器,以及小道間距、小偏移距、多接收道、短排列和高頻檢波器接收的工作方法;在數據處理與解釋環節,要重視折射靜校正技術、壓制技術、高精度速度分析技術、子波壓縮技術、子波零相位化技術和疊前偏移技術等的應用。
  11. Yg832 electronic multifunctional stretcher, adopting ac servo system and exactitude screw arbor drive, has many characteristicses, such as reasonable structure, simple operation, low noise and smooth run etc, adopting scm control, displayed by lcd, intellective interface, deposit the data into the database if connected with the computer

    Yg832多功能拉伸,採用交流伺服驅動,滾珠絲桿傳動,具有結構合理,操作簡單,低,運行平穩等特點,電器控制採用單片機控制,液晶中文顯示,人機對話界面,與電腦連接可建立數據庫。
  12. In order to obtain high resolution of the instrument, the effect of input noise of amplifier must be decreased. hereby, an amplifier circuit based on the chopping theory was developed for it

    由於該微摩擦測試要求的分辨力很高,而運算放大器本身的輸入嚴重影響系統的解析度,為此設計完成了基於斬波放大原理的放大電路。
  13. The second experiment explores the stochastic resonance phenomenon in human sensory system. it can conclude from the result that electrical noise may enhance the ability of humans to detect sub - threshold vibration stimulus

    一個實驗是對該器的測量重復性進行考察,另一個實驗對電增強振動感覺的隨機共振現象進行了驗證。
  14. Acoustics. reference zero for the calibration of audiometric equipment. part 4 : reference levels for narrow - band masking noise

    學.聽力測定器的校準用基準0 .第4部分:窄頻帶遮蔽的基準級
  15. Considered the tiny quantity of the hydrogen, first we choose the gas chromatography technology to analyze the component of the work gas and to obtain the chromatography curve. then, treat the curve with the adaptive aperiodic stochastic resonance algorithm in order to eliminate the apparatus noise submerged in the tiny hydrogen signal. at last, calculate the quantity of the hydrogen based on that the quantity varies directly as a function of the area of the chromatography curve

    考慮到氫的含量非常微弱,在測量時採用氣相色譜法,並通過自適應非線性隨機共振演算法對色譜信號進行處理,以便提取出被淹沒了的微弱氫信號的色譜曲線,最後根據氫含量與其色譜峰面積呈正比計算出工作氣體中的氫含量。
  16. The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal

    本文用系統的方法分析了mz型干涉式光纖陀螺的光傳輸特徵,指出了其較大的非互易性因素-臂長差的存在,分析了工作環境因素(溫度,應力) 、光源質量(輸出光束中心波長、光功率波動及偏振態波動)對系統工作性能的影響,並指出了減少系統非互易因素、抑制、提高檢測穩定性的措施。
  17. In order to control the pollution and strengthen in monitoring and controlling, an advanced automatic and continuous monitoring system for environmental noises are introduced in detail aiming at the shortage of noises monitoring instrument in our country

    為控制環境的的污染,加強對各類環境的的監測、監控,針對我國監測器存在的不足,詳細介紹一種尤進的環境自動連續監測系統在監測中的作用。
  18. The noise of ship superstructure cabin has becoming a more and more important problem because of many negative factors caused by ship vibration and noise, such as the fatigue and breakage of ship structure, failure performance of the instrument and device and the uncomfortable feeling, even the health weakening of passengers and crew

    船上不僅會導致某些結構振疲勞破壞,還會影響艙內各種器、設備作用的正常發揮,對居住在艙室的人來說輕則影響到其居住環境的舒適性,重則對人體健康有危害。因此,船舶上層建築的艙室問題已日益引起船舶設計工作者的關注。
  19. The apsp produced abroad is made by numerical controlled machine tool, which has noise level of 71db ( a ), the apsp produced in our country is made in the method of exploratory which has noise level of 73db ( a ) and 75db ( a ). in order to analyze the influence of stator curve to noise, the author used tri - coordinate measuring instrument to measured exactly the inside surface of stator and got the straddling point coordinate, and made curve fitting by using matlab as language and studied the fitting effect and then worked out the equation of stator transition curve in return seeking, then comparied this method with the standard style and made the conclusion : the equation of atator transiting curve of apsp made by numerical controlled machine tool is close to theorical 5 power curve standard style, but compared with it, the stator transiting curve of apsp produced in exploratory has a major error. combining the testing results of noise, one can know that the qualily of stator transition curve play an importance to t he noise of the pump

    國外生產的汽車動力轉向泵是用數控機床加工的,其值為71db ( a ) ,國內生產的汽車動力轉向泵是用靠模方法加工的,其值分別為73db ( a )和75db ( a ) ,為了分析定子曲線對泵的的影響,本人用三坐標測量對定子內表面進行精密測量,獲得定子內表面的離散點坐標,以matlab語言為工具對離散點進行曲線擬合,觀察擬合效果,然後,用回歸方法求出了定子過渡曲線的方程,並把該方程與理論方程標準型進行了比較,得出如下結論:用數控機床生產的汽車動力轉向泵的定子過渡曲線方程非常接近理論5次曲線標準型,而用靠模方法加工的汽車動力轉向泵的定子過渡曲線與理論5次曲線標準型相比較,則存在著較大的誤差,結合測試結果可知,定子過渡曲線的優劣,對泵的大小有著重要的影響。
  20. The following equipment need buffer room ( the buffer room is used for safe cabinet of gas cylinder and noisy compressor and keeping cleaner ) : aas, afs, gc - ms, and lc - ms

    5需要設緩沖間的器(緩沖間用來放置安全氣櫃瓶和有的壓縮機以及保持清潔)原子吸收,原子熒光,氣相色譜質譜,液相色譜質譜。
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