damping factor 中文意思是什麼

damping factor 解釋
衰減系數
  • damping : n. 【物理學】阻尼,減幅,衰減。 damping resistance 阻尼電阻。
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  1. Based on the situation of demand exceeds supply in the market, the author would like to find out the constraints of the water chestnut development by use of pra ( participatory rural appraisal ) in a survey to carry out stakeholder analysis including the water chestnut farmers, government and processing companies. also, the author applied a tool of system theory to analyze the constraints of water chestnut plant production development. the results are as following : the study shows that a main factor that restricts the plant yield ( per unit yield ) and quality ( product quality ) of water chestnut is the low level of prevention and control of water chestnut culms damping - off ; a disease of the water chestnut

    針對賀州市荸薺產業發展中的「銷大於產」的突出矛盾,筆者通過運用pra (參與式農村評估)方法,對荸薺種植區的農戶、政府機構、加工流通企業等進行了調查研究,並運用系統科學的方法對荸薺種植系統的不同組成因子的制約因素進行分析,得出研究結論如下:農戶對荸薺稈枯病害的綜合防治水平偏低,制約其荸薺種植的產量(單產)和質量(商品質量) 。
  2. Establishing an human spine dynamic model is an significan event to study spine injured biomechanics of pilot " s ejective injury, parachute opening, landing and study the endurance to impact loading on human spine. in this paper, the huston " s method of kane " s equations is developed so that it can be applied to the multibodysystem including translation between the bodyies. the dynamic model of human spine is provided basing on these theories, while the big movement of spine is considered. the deformation of vetebra is far smaller comparing with the intervetebra disc, so the spine is considered into multibodysystem including rigid bodies ( vetebra ) and the flexible bodies ( intervetebra disc ). the computer solution correspond with the results of the large scale human impact test. the rigid coefficient factors and the damping factor of intervetebra joints are obtained

    人體脊柱動力學模型的建立對研究飛行員彈射救生、傘兵跳傘開傘、著陸等脊柱損傷的生物力學以及研究人體脊柱耐受沖擊載荷的極限問題都具有重要意義.首先發展了凱恩方程的休斯頓方法,使其可應用於變形體連接的多體系統,並以此理論為依據建立人體整椎脊柱沖擊動力學模型,此時考慮脊柱的大位移運動,每個椎骨的變形相對椎間盤的變形小得多,把脊柱看成由剛體(椎骨)和變形體(椎間盤)組成的多體系統.並以大型真人坐姿沖擊實驗結果進行了擬合,最後得到腰椎間關節剛度系數因子和阻尼系數因子
  3. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  4. The calculation formula for structure damping exhausting factor of combined pipe is denoted. structure exhausting factor of combined pipe treated by the damping material of sa - 3 is obtained with the different temperature and damping layer thickness

    推導出管道表面阻尼處理后復合管結構損耗因子的計算公式,並得出了sa - 3阻尼材料處理后,不同溫度、不同阻尼層厚度時復合管的結構損耗因子。
  5. The results show that the wayside noise increases 8db - 12db, if the train ' s velocity increase two times ; and increases 3 db, if the number of axles increase tow times ; and decreases 3db, if the distance far away from the track increase tow times damping loss factor increases, the wayside noise decreases ; coupling loss factor increase, the wayside noise increase

    預測結果表明:列車通過時,在其他條件不變的情況下,列車速度增加一倍,輪軌輻射噪聲大約增加8db 12db ;列車軸數增加一倍,輪軌輻射噪聲大約增加3db ;預測點距軌道距離增加一倍,輪軌輻射噪聲大約降低3db 。
  6. The electrical damping within the whole subsynchronous frequency range is calculated. the impacts of the unit interaction factor between hvdc and turbine generator, the dc power level, the firing delay angle and the parameter settings of hvdc controller on the have the potential danger of subsynchronous oscillation

    在整個次同步頻率范圍內,計算得到了系統電氣阻尼,並詳盡地分析了同步發電機與hvdc的耦合程度、直流輸送功率水平,換流閥觸發角大小以及控制器參數等因素對系統電氣阻尼的影響。
  7. Considering the influence of damping winding and if core is saturated or not, the no - loading emf waveform of a conventional generator having the same size with the prototype ( except the stator slot ) is analyzed, and the waveform deviation factor is taken out

    對一臺具有與電力發生器樣機相同尺寸(除定子槽形)傳統發電機的空載電勢波形進行了分析。分析了不考慮鐵心飽和、考慮阻尼繞組影響和考慮鐵心飽和、考慮阻尼繞組影響兩種情況下,它的空載感應電勢,求取了空載電勢波形畸變率。
  8. According to the no - loading waveform deviation factor, the prototype conforms to the national design standard and practical needs in the engineering. more important, the high voltage is achieved. in the condition of considering core saturation and damping winding influence, the influence to powerformer of the no - loading tooth harmonic emf is smaller than conventional generator, and the waveform deviation factor of the former is smaller, too

    由求得的樣機空載電勢波形畸變率可知,該樣機滿足國家設計標準和工程實用要求,更重要的是,實現了產生高壓的目的;考慮鐵心飽和、考慮阻尼繞組影響情況時,電力發生器與具有相同尺寸(除定子槽形)的傳統發電機相比,空載齒諧波電勢對電力發生器的影響較小,前者的空載波形畸變率較小。
  9. At the same time, using remington ' s wheel - rail interaction model, calculate the interaction force between the wheel and rail and the input power of each subsystem. evaluate the mode count, damping loss factor and coupling loss factor. according the fundamental of the acoustics, predict the wheel - rail noise

    同時利用remington建立的輪軌接觸模型,由輪軌間的表面粗糙度譜計算出了輪軌間的接觸力,並將其作為產生輪軌振動的激勵力得到了各子系統的輸入功率。
  10. Technically, the damping factor is the specified load impedance ( in use, that ' d be the speaker system ) divided by the amplifier ' s output impedance

    技術上,阻尼因子就是指定的負載阻抗(實踐中,也就是揚聲器系統)除以放大器的輸出阻抗。
  11. Technically, the damping factor is the specified load impedance ( in use, that ' d be the speaker system ) divided by the amplifier ' s [ i ] output impedance [ / i ]

    技術上,阻尼因子就是指定的負載阻抗(實踐中,也就是揚聲器系統)除以放大器的輸出阻抗。
  12. We can also see that because damping factor is a ratio that requires the load impedance to compute, it must be stated against some known impedance to be meaningful

    我們還可以看到因為阻尼因子是一個比率值,而且需要負載阻抗已知才能夠進行計算,所以阻尼因子必須和某一已知的阻抗同時具明才有意義。
  13. When someone says an amplifier ' s damping factor is 87, that ' s not enough

    如果有人說某一放大器的阻尼因子是87 ,那是不夠的。
  14. But doesn ' t this dilute the meaning, and so the actual usefulness, of the damping factor rating

    那麼這是不是意味著阻尼因子的額定值就沒有任何實際用途呢?
  15. Damping factor is a term audio enthusiasts ( and their rabid cousins, the audiophiles ) run into time and time again

    阻尼因子是一個音頻愛好者和發燒友反復追捧的術語。
  16. [ b ] damping factor [ / b ] is a term audio enthusiasts ( and their rabid cousins, the audiophiles ) run into time and time again

    阻尼因子是一個音頻愛好者和發燒友反復追捧的術語。
  17. So in that way, damping factor is indeed a major simplification of what is actually going on and your instincts are right on

    這樣,阻尼因子事實上是一個主要的簡化指標,指示什麼實際正在發生的和你的本能所感知到的所有事情。
  18. However, few people actually understand precisely what the term means, what the consequences of a particular damping factor rating might be for the ultimate desired result ( sound reproduction

    然而,只有很少人真正能夠理解這個術語的準確含義,了解某一特定的阻尼因子量度如何能對最終聲音重放的結果產生影響,或者有那些因素和系統或阻尼因子有關。
  19. High speed, high damping factor, with reduce / gain, full protect system, special heat radiator, excellent components. it can work at 2, 4, 8

    本機其特性為高速度、高阻尼系數、帶衰減/增益切換等等功能、完整的保護系統,獨特的散熱設計,精良的元件,可輕松承受2 4 6 8負載。
  20. ) or what issues affect the application or relevance of damping factor

    這個概念沒有航天科技那麼深奧,但也不是幾秒鐘內就可以解釋清楚的事情。
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