距離衰減 的英文怎麼說

中文拼音 [jùlíshuāijiǎn]
距離衰減 英文
range attenuation
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 衰 : 衰動詞（衰弱） decline; wane
  • 距離 : 1 （相隔的長度） distance; range; gap; space; spacing; separation 2 （相距） be apart from; be aw...
  • 衰減 : attenuation; decay; damping; reduction; rejection; weakening; deamplification; dampening; dying o...
  1. Commercial building telecommunications cabling standard - part 1 : general requirements - addendum 3 - supportable distances and channel attenuation for optical fiber applications by fiber type

    商用建築電信電纜敷設標準.第1部分:一般要求.補充件3 .根據纖維類型決定的光纖設備的可支持距離和通道衰減
  2. The records we used are mainly from three parts : strong ground motion data before 1992 ' s ; data from scec ( south california earthquake catalog ) ; nsmp ( national strong motion project ). after we developed the attenuation laws, we analysis the attenuation characteristics for the pga and sa with different damping ratio. here we mainly concentrate on the effect of the distance and the magnitude

    在回歸出中小地震的衰減關系后，本文對峰值加速度（水平向與垂向） 、加速度反應譜（阻尼比分別為0 . 005 、 0 . 02 、 0 . 05 、 0 . 1 、 0 . 2 ）的衰減特性進行了分析，影響因素主要考慮了震級與距離這兩個方面。
  3. Now the diffuse earthquake has been used in the earthquake hazard analysis for the nuclear power plant. so we collect some records from the small - moderate earthquakes with magnitude between 4. 0 - 6. 5 and distance from the source less than 70 km. then we develop the attenuation laws of these earthquakes expecting to reflect the attenuation laws of the diffuse earthquakes

    通常為近源中小地震的彌散地震影響是核工程安全性評價中的重要內容，為滿足核工程地震安全性評價工作的需要，本文選取了一些震級介於4 . 0 ? 6 . 5之間，距離小於70km的中小地震的近場記錄，對這些地震的衰減規律進行了研究。
  4. Light launch conditions for long length graded - index optical fiber spectral attenuation measurements

    長距離分級指數光纖光譜衰減度測量的光發射條件
  5. Atmospheric attenuation of scene contrast is studied theoretically on the basis of radiometric principles, and the relationships between the measured maximal detection range for a target and visibility distance under two possible conditions are obtained

    根據輻射度學原理，從理論上研究景物對比度在大氣傳輸中的衰減，得到了在兩種可能的條件下所測得的目標最大探測距離與能見距離的關系。
  6. One of the interesting properties of infra - sound is that it can travel a long distance in the air without much decay. this enables continuous monitoring of the atmosphere on a large scale. when combined with other remote sensing data, it can provide additional information regarding the atmospheric structure

    次聲波的特點是衰減小，可作長距離傳播，因此能夠對大氣進行大范圍連續不斷的監察，當結合其他的遙感資料一起使用，更可提供額外的關于大氣結構的數據。
  7. The experimental result shows that the pressure wave near the outside of the filter tubes attenuated fast in the back pulse jetting, and the pressure wave transited evenly in the filter after it went ayay from the wall of the filter tubes for some distance

    實驗結果表明，在脈沖反吹時濾管外附近區域的壓力波衰減較快，而離濾管壁一定距離后壓力波則在過濾器內均勻傳播。
  8. The system can resolve the noise and impedance on the power line and obviously improve the abilities of anti - disturbance and successful rate of communication. at the same time, the software realy method and arithmetic is also introduced to settle the problem of attenuation and increase the distance of carrier communication, it can satisfy the need of remote reading meter system

    該系統有效地克服了電力線噪聲和阻抗變化等干擾因素，提高了抗干擾能力和通信成功率，同時提出軟體中繼的思想和演算法並加以實現，進一步抑制了線路衰減快的問題，使載波通信的距離增加，滿足了遠程抄表系統的要求。
  9. Based on the resolving algorithm of continuous - layer method, the time order analyzing curves, acceleration curves and the response spectra of transfer function at the different points of the ground and at the same point on the different ground conditions are gained. it demonstrates that the responses of ground in x, y and z axial directions all change by time, and the obvious wave propagation appears in ground. for different observing points on the same ground condition, at more distant points from the load line, the less swings are found, that is to say, vibration possesses the obvious characteristic of attenuation

    基於分層法的解析演算法，得到了在不同點以及在同一點但不同地質條件下的時程分析曲線、加速度變化曲線和傳遞函數反應譜，結果表明，地基土在x 、 y 、 z三個方向的響應都是隨時間變化的，並且伴隨有明顯的波動現象產生；對于相同地質條件的不同觀察點，距離荷載作用線越遠的地方振幅越小，即振動具有明顯的衰減性。
  10. Firstly, the characteristics of radiation propagation and attenuation in the atmosphere, and the power response of a contrast - limited optoelectic system are analyzed, the apparent contrast model of a target is developed, and the detection range equation dependent on the aerosol extinction coefficient and range parameter are derived

    首先，分析了紅外波段大氣輻射傳輸與衰減、對比度限制光電成像系統功率響應特性，建立了目標表現觀對比度模型，並推導出了由氣溶膠消光系數和距離參量確定的探測距離方程。
  11. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方法，以平頂山八礦己二采區己15和己（下標16 - 17 ）煤層實際地質資料為基礎，分析了近距離煤層上煤層開采時，在上煤層采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影響范圍；一定范圍內底板中集中應力的傳遞及漸衰減特徵。
  12. Since, point lights have position also, the distance from the surface to the light also affects the intensity. this is known as distance attenuation

    因為，點光源有位置，所有光到達表面的距離會影響到光照亮度。這讓我們了解到距離衰減。
  13. Consequently, the theoretical model for the accelerating flame in the re - intension process is developed, called shock - flame complex

    實驗利用煙跡技術捕捉了爆轟波從發生衰減到再次加強的全過程，獲得了爆轟波再加強距離隨初壓變化的實驗規律。
  14. Primarily there are two aspects : 1 ) the calculation model of the value of land classifying units - - model of time distance attenuation. in the calculation model of the value of land classifying units, author brings forward the model of time distance attenuation. in this model adopting the network analysis, and by establishing the road network, and proceeding path analysis, computing the time distance, then proceed the exponential attenuation or straight line attenuation on time distance, get the value of influence factor of the land classification unit

    主要有兩個方面： 1 、定級單元分值計算模型? ?時間距離衰減模型在定級單元分值的求取模塊中，提出了時間距離衰減模型，模型中採用網路分析的方法，通過建立道路網路，進行路徑分析，求取時間距離，進而按時間距離進行指數衰減或直線衰減，得到定級單元因素因子影響分值。
  15. For example if you have an object 1cm thick and you set the attenuation distance to 1cm, it means half the energy of all light rays passing through it will be absorbed, so the light falling through it will be half as bright on the other side

    如果你有一塊厚1厘米的玻璃，設置衰減距離為1厘米，則表示光透過玻璃後有一半被吸收了，或理解為光的亮度降為原來的一半。
  16. Integrated the monitoring data collected from the scene of blast with the correlative theory of earthquake wave, the blast vibration characteristic of this underground blast engineering and the influence that the blast vibration act on the ground buildings are analyzed. applied the method of duality linearity regression analysis, the propagation attenuational laws of blast earthquake wave in this underground engineering are gained by this software matlab. the analysis results indicat that the attenuational laws of blast earthquake wave are obvious diversity in the condition of difference distances

    結合採集到的大量爆破振動現場實測數據，並應用地震波的相關理論，分析了該地下工程開挖爆破的地面爆破振動特性及爆破振動對地面建（構）築物的影響;應用二元線性回歸分析法，通過matlab軟體計算得出該地下工程開挖爆破地震波的傳播衰減規律;分析結果表明，不同距離下的地面爆破地震波的衰減規律存在明顯的差異，近距離條件下爆破地震波的垂直方向分量衰減最慢，遠距離條件下垂直方向分量衰減最快，遠距離的爆破地震波的垂直方向分量和水平徑向分量的衰減指數均要比近距離相應的爆破地震波衰減指數要大。
  17. Does this look like what is required for the distance attenuation calculation

    計算距離衰減值的時候要用使用到它。
  18. Owing to slow recessing and long travel distance of the uhf radio waves, this system can transmit the images in tunnel and implement active talk

    此系統利用無線高頻電波在隧道中衰減慢、傳輸距離遠的特性，實現了洞內圖像的傳輸和洞內、外語音交互。
  19. 2 vibration : while vibration levels obviously diminish in proportion to distance, they are also significantly affected by soil type and the structural characteristics of support columns

    （ 2 ）振動部分：捷運列車所造成之地表振動傳播，其隨距離地衰減的趨勢是很明顯，而衰減之程度則隨著土壤性質的不同及高架路軌樑柱之特性，而產生不同衰減變化模式。
  20. According to studying these influences, which are cauced by economic developing level, changes of life style and the regularities of distance deceding in tourist demand, distribution of time and psychology of choosing destination, this article analyses the fundamental conditions for developing lushan tourist and the temporary situation in tourist market, then discusses methods for further development

    本文通過研究經濟發展水平、生活方式變動等因素對旅遊消費的影響，旅遊需求的距離衰減規律、時間分佈規律和目的地選擇心理規律等的基礎上，分析了廬山旅遊開發的基礎條件、旅遊市場目前的狀況，探討廬山旅遊市場進一步開發的途徑。
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