波比峰 的英文怎麼說

中文拼音 [fēng]
波比峰 英文
boby pk
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  • 波比 : barbie
  1. By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw

    同時利用該方法解決了fmpcw信號的由於目標距離超過雷達的最大單值測距范圍而引起的距離模糊問題。然後對fmicw形參數中最為重要的脈沖寬度進行了分析,給出了更為嚴格的約束條件,保證了信號處理后距離譜值的唯一性。最後,分別介紹了fmpcw和fmicw信號的不同處理方式,並對兩者不同的時域濾性能進行了較,並對二者的差異進行了分析。
  2. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況(即高斯光束的載頻率與法布里一拍羅濾器的諧振頻率一致)相,非共振條件(即高斯光束的載頻率與法布里一拍羅濾器的諧振頻率存在偏差)一透射光束的值強度、值強度所對應的位置、以及光斑的大小隨入射角的變化都發生了顯著的改變。
  3. The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size

    實驗發現含水率對速影響較大,飽和巖樣的聲傳播速度高於不飽和巖樣的聲傳播速度;人工預制裂紋對聲傳播速度影響不大;單軸壓縮條件下,聲傳播速度隨應變增加逐漸降低;在同一溫度( 160 )下,速隨保溫時間的增加而逐漸降低;在對巖樣逐漸加熱情況下,初始加熱階段速略有升高,當溫度達到60時,巖樣速達到值,之後隨著溫度繼續升高其速逐漸下降;速隨溫度變化具有一定的尺寸效應。
  4. A new damping estimation method, the secant line method, was presented, that is based on the distance of neighbor peaks and valley of oscillation

    摘要提出利用相鄰谷之間距離估計阻尼的割線方法。
  5. Mz, a, sk, kg and sc / d ( ratio of the sum of silt and clay to sand ) of fluvio - lacustrine, palaeosols and aeolian sands constitute an interlocking, multi - fluctuation process curve with peak and valle y values : the < & value of mz, o and sk values often increase accordingly from aeolian sands to its overlying fluvio - lacustrine facies or / and palaesols, the kg value heightens, too, and the sc / d value also basically consists with its change steps

    河湖相和古土壤與風成砂的mz 、 、 sk 、 kg以及sc d (粉砂粘土之和與砂的值)構成一谷交替、犬牙交錯的鋸齒狀多動過程線:常常是由風成砂至上覆河湖相或和古土壤, mz的值、 、 sk值相應增大, kg相應增高, sc d值亦與之變化步驟基本一致。
  6. Proposing to adaptively encode run length with 3 symbol ' s arithmetic coding in term of it ' s binary form, which can be generalize any codec using run length. hereby, bdrl is realized to form embedded bitstream

    與一些流行的性能優秀的小編碼器相,對于文中的一些測試圖像,在各個特率時mcgsd的效果都是最好的,值信噪( psnr )值都是最高的。
  7. The incident wave height h1 / 3 is in the range from 0. 1m to 0. 25m, and the peak period tp in the range from 1. 0s to 2. 0s. the ratio of s / h1 / 3, which refers to the subface level of wharf deck ( s ) to the incident wave height ( h1 / 3 ), is between - 0. 1 and 0. 7. three different shore connecting types : open - piled, permeable slope with armored 1ayer of dolosse b locks and impermeable slope with armored layer of concrete plate, are set in the experiment for the research on the effects of boundary condition with different shore connecting types on the wave impact

    本文的物理模型試驗在大連理工大學海岸和近海工程國家重點實驗室的大流水槽中進行,試驗中選用的隨機靶譜為改進的jonswap譜,入射高h _ ( 1 / 3 )范圍為0 . 1m 0 . 25m ,譜周期t _ p范圍為1 . 0s 2 . 0s ,碼頭面板的相對凈空(碼頭面板底面距離靜水面的距離s與入射高h _ ( 1 / 3 )的值)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負值時表示碼頭面板底面位於靜水面以下。
  8. Statistics of wave crests with different directional spreading parameters and different directional functions are obtained and discussed. jonswap spectrum and the directional function suggested by mitsuyasu, donelan and wen respectively are employed in the analyses. statistical distribution of wave crest characteristics such as crest length, crest height, and directional angles based on the above - mensioned numerical simulation of 3 - d random waves are analyzed

    以jonswap譜為頻譜,選取光易型方向函數(含三個參數) 、 donelan方向函數以及文氏方向函數等不同的方向函數進行模擬,對得到的形式進行較,分析了方向函數對長度統計值的影響。
  9. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下:熱分離機內激形成的原因是射氣瞬間接觸面兩側壓力和速度不相容;值振蕩效應的內在機制為反射激對充氣階段的驅動氣或低溫排氣的加熱,凡是影響激形成及運動的因素都將對值振蕩頻率、冷效應及熱效應產生影響;當充、排氣時間為0 . 1763時,最佳射流激勵頻率出現在高階值振蕩頻率上。
  10. Our treatment shows in the raman effect case, mnls solitons, the same as nls solitons, keeps its energy, initial center and initial phase unchanged. however, the raman effect, not the same as nls solitons. reduces its amplitude, widens its width and under the same conditions, the self - frequency shift of mnls soltions is closer to the result of numerical simulation. in the raman effect together with frequency filters case, mnls solitons, the same as nls solitons, keeps initial center and initial phase unchanged and bandwidth - limited frequency filters can make the mean frequency of mnls soltion stand a steady value at the red side of the initial mean frequency, i. e. suppress the self - frequency shift of mnls soltions. and that, the other physical parameters of mnls soltion last stand a steady value. however under the same conditions, the steady value of the mean frequency of mnls soltions is closer to the initial mean frequency and the result of numerical simulation

    有所不同的是, raman效應雖然不改變孤子能量,但會引起孤子值的下降和寬度變寬,且在同一條件下, mnls孤子微擾理論得到的自頻移nls孤子微擾理論得到的更接近直接數值計算結果。有限帶寬的頻率濾也不引起mnls孤子初始中心、初始位相的改變,選取適當的頻率濾器參數值能使孤子的平均頻率穩定在初始平均頻率的紅側一穩定值,抑制了自頻移,而且孤子的各物理量最後都穩定在一穩定值,這些與nls孤子微擾理論都是類似的。有所不同的是,寬度為飛秒量級下, mnls孤子平均頻率的穩定值更接近初始平均頻率,更接近數值計算結果。
  11. The hardware is composed of the selection of sensor, magnifying circuit, filter circuit of multi - plot tracing, shaping circuit, demodulation circuit, peak value holding circuit, and voltage comparing circuit

    硬體部分包括傳感器的選擇、放大電路、多點跟蹤濾電路、整形電路、檢電路、值保持電路、電壓較電路。
  12. Hydraulic pile hammer is one of the pile driving machines that drive prefabricated piles into the ground in the construction of pile foundation such as construction, bridge, dock, etc. with the development of science and technology, the prefabricated pile driving machines evolve from block hammer, steam - hammer, diesel hammer to hydraulic hammer. hydraulic pile hammer is one of ideal prefabricated pile driving machines because it can adjust stress waveform, decrease stress peak value, prolong effectual action when it drives piles. hydraulic pile hammer is used widely and formed series in developed countries now

    液壓打樁錘是用於建築、橋梁、碼頭等樁基礎施工中打入預制樁的樁工機械。隨著科學技術的進步,預制樁施工機械由落錘、汽錘、柴油錘,發展到了液壓打樁錘。用液壓打樁錘打樁,可以調整撞擊應力形,減小應力值,延長有效作用時間,是一種較理想的預制樁施工機械,目前在發達國家已被廣泛使用,並形成了系列化。
  13. The equation is related to both of the grating period and the sampled period, which have no relation to the duty ratio, the length of the gratings and the coupling coefficient

    這一方程與光柵的周期和取樣周期有關,它們共同確定了各反射的中心長,與取樣時的占空、光柵長度和耦合系數沒有關系。
  14. Dual randomized modulation technique is more effective than existing simple random modulation schemes, such as random position modulation or random switching frequency modulation, in dispersing the power spectrum

    與已經存在的任何一種單隨機方案相,雙隨機調制技術驅散諧能量而使之具有更寬的帶寬,能更加有效地減少功率變換器系統的離散譜值。
  15. An enclosed single tube thermal separator was designed and by means of which the influence of single element of q, l, f, on the performances of thermal separator was investigated experimentally. on the basis of the comparison between the theoretical analyses with the results of the experiment, a relatively systematical theory of the cooling mechanism and peak oscillating effect of the thermal separator was founded

    設計了一臺封閉式單管熱分離實驗裝置,對q 、 l 、 f 、 、激吸收器等因素對熱分離機性能的影響進行了單因素實驗;對理論分析和實驗結果進行了較,形成了較為系統的熱分離機製冷機理和值振蕩理論。
  16. After analyzed the basic principle of optimized noise reduction on tyre pattern, summarized three approaches to noise reduction. the first is trying to reduce size of single block or socket to reduce noise amplitude on time domain, the second is to adjust stripes sorting order and their interlace value to avoid noise - made by every single block - peak values on time domain overlayed and the last is to adjust ratio of blocks and sockets, ratio of stripe interval and stripe sorting order to avoid noise periodical distribution and abnormal high peak values in some frequency strip

    論文第四章分析了輪胎花紋優化降噪的基本原理,總結出三條降噪途徑:在允許范圍內盡量減小單個塊或槽的大小、刻刀槽軟化花紋塊來減小噪聲時域幅度;調整節距排列順序、花紋條之間的錯位值,使各發聲單元發出的聲壓時域形的同向值錯開,避免同向值疊加;調整花紋塊和槽例、節距例、節距排列順序,盡量避免周期性分佈,使輪胎所發出的噪聲趨于白噪化,避免某些頻段的異常高值。
  17. The experiment results from practical multispectral images have shown that this algorithm is efficient. if the original image is reconstructed by five eigen subimages, the nearlossless compression ratio is above 11 for the data used in this paper and the psnr is more than 45db

    實驗結果表明,對機載64段多光譜遙感圖像進行k - l變換和整數小變換后,選用五個本徵子圖像重建原圖像,壓縮可以達到11以上,值信噪則超過45db ,取得了其它方法無法獲得的效果。
  18. Lin h, li l and zeng l., " in - situ monitoring during ion - beam etching of multilayer dielectric gratings : simulation and experiment ", holography, diffractive optics, and applications ii, spie, 5636, 143 ( 2004 )

    林華,李立,曾理江, "利用導耦合角度實時控制光刻膠光柵掩模的占寬" ,光學學報, 26 , 767 ? 772 ( 2006 )
  19. So its naissance brings a lot of hope and promotion to application and deploitation of milimeter and submilimeter - wave. because of gyrotron, s superiority of high peak power and average power among many known milimeter and submilimeter - wave gyrodevices, it has been paid much respect in the world for application in many areas such as plasma heating, rf accelerator, millimeter radar, dew and so on

    由於迴旋管具有在毫米、亞毫米段其它器件無可擬的高值功率、高平均功率的優越性,因此在受控熱核聚變等離子體的迴旋管加熱( ecrh ) 、電子高能rf加速、雷達系統、通信系統以及定向武器( dew )等方面都有著廣闊的應用前景。
  20. Gyrotron has the superiorities, high peak power and high average power. so gyrotron is vastly applied in many areas, such as plasma heating, controlled thermonuclear fusion ( ctf ), radar, communication, electron countermeasure

    迴旋管具有在毫米、亞毫米段其他器件無可擬的高值功率、高平均功率的優越性,因此在等離子體加熱、受控熱核聚變、雷達、通信及電子對抗等方面都有著廣闊的應用前景。
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