repetition pulse 中文意思是什麼

repetition pulse 解釋
重復泳沖
  • repetition : n. 1. 反復，重復；重說，再講；背誦；背誦文［詩］；再現，再演。2. 【音樂】復唱，復奏，重奏。3. 副本，拷貝；模仿物。反復的。
  • pulse : n 1 脈搏；有節奏的跳動；【動物；動物學】脈沖（波）；脈動。2 意向；傾向。3 【音樂】拍子，律動。vi ...
  1. Khz high pulse repetition frequency multibeam klystron transmitter

    高重頻多注速調管發射機110
  2. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。
  3. Numerical and experimental results show that good angular superresolution and high estimation accuracy can be achieved provided that the radar pulse repetition time is small enough so that the echoes can be considered sufficiently correlated

    結果表明，在雷達的脈沖重復周期同目標的抖動相比足夠小的情況下，相位權重法可以取得較好的方位解析度和較高的測角精度。
  4. Range of pulse repetition frequency

    脈沖重復頻率范圍
  5. Pulse repetition frequency

    脈沖重復頻率
  6. Pulse repetition rate

    脈沖重復頻率
  7. This paper ' s study is focused on the principle of bistatic sar on the basis of giving a brief introduction of sar principle, including azimuth resolution, mapping width, focusing deepness, pulse repetition frequency limitation and radar equation etc. then the paper studies the special form of bistatic sar with stationary transmitter

    在簡要介紹了合成孔徑雷達的成像原理后，本文著重從原理方面對雙站sar進行了分析，討論雙站sar的方位向解析度，測繪帶寬，聚焦深度，脈沖重復頻率限制，雷達方程等問題，然後對發射機固定的雙站sar這種特殊的雙站sar模式進行分析。
  8. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和分析:討論兩種提高二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ，用cr4 + : yag作為可飽和吸收片的綠光激光器，腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、脈寬為3ons 、單脈沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。
  9. The actively mode - locked erbium doped fiber laser is very attractive among those potential sources which can generate broadband tunable near transform - limited pulse with high repetition rate and has been used as the ideal optical transmitter and all optical clock source in the future long - distance communication systems

    對于高速光纖通信系統而言，能輸出高重復頻率的、近極限超短脈沖的主動鎖模光纖激光器被認為是未來遠程無中繼光纖通信系統的理想光源。但其難點是工作穩定性問題。
  10. Based on analysis and research, many experiments were done. they include : ( 1 ) self - pumped phase conjugation ( sppc ) in ce : batio3 with 532nm nanosecond pulse operated at either a 1 - or 10 - hz repetition rate. ( 2 ) sppc operated in ce : batio3 with 532nm continuous wave, especially concentrated on the self - pulsation phenomenon

    在此基礎上對不同波長入射、連續及脈沖情況時晶體自泵浦位相共軛特性進行了深入的實驗研究，它們包括： （ 1 ） 532nm脈沖重復率f = 1hz 、 10hz時ce ： batio _ 3位相共軛特性實驗。
  11. In the case of repetition mode of the pulse power supply, fast charging circuit is designed to enhance the stabilize and charging efficiency of the dc power supply

    為滿足脈沖電源重復頻率運行時直流電源的穩壓性問題，設計了晶閘管快速充電自停自補單元，同時也提高了整個電源系統的效率。
  12. The main part and key technique of the cpa system is study : the generation of the femtosecond laser pulse is study, the modulation and maintenance of the ti : s laser is learned ; the types of the measurement for ultrashort laser pulse is generalized and the interferometric autocorrelation is expatiated ; the varieties of the stretchers is sum up and aberration - free stretcher is calculated and optimized to improve the stretching ratio ; the pulse selection is analyzed and a single pulse can be selected successful from the pulse train at a repetition rate of 82mhz ; the kinds of the amplifier in cpa system is gathered up, the eight - pass pre - amplifier and a good many effects in it is investigated. finally, the second, third and fourth - order dispersions in cpa system is analyzed systemicly, and the according means for dispersion compensation is worked out

    對cpa系統的主要環節及關鍵技術進行了研究：掌握了鈦寶石激光器的調節和維護技術，較深入地研究了飛秒激光脈沖產生的機理，其中對群速色散、自相位調制、自鎖模等問題進行了詳盡的分析；總結了超短激光脈沖的測量技術，重點研究了干涉自相關測量法；在總結展寬器類型的基礎上，對無象差展寬器進行了理論計算、優化設計，提高了展寬倍數；深入論述了脈沖列的選單問題，熟練掌握了脈沖選單技術。
  13. Diode pumped solid - state q - switched laser is a good source of pulse laser with high peak power and high repetition rate

    而ld泵浦的固體調q激光器是產生高峰值功率脈沖激光的優質光源。
  14. The effect of the bubble-pulse repetition is to give an oscillatory and hence unsatisfactory reflection record.

    氣泡脈沖的重復效應，會造成一種充滿振蕩波形的、無疑也是令人煩惱的反射記錄。
  15. Pulse repetition period

    脈沖重復周期
  16. The second harmonic produced by a q - switched nd : yag laser with wavelength e = 532 nanometers ( nm ), pulse width 0 nanoseconds ( ns ) and repetition frequency i = 1 hz was used to bombard a highly pure solid hexagonal bn ( h - bn ) target ( 96 % ), with diameter of 2cm. in a vacuum chamber, boron nitride ( bn ) film was deposited on the single - crystal silicon substrate

    利用高能脈沖激光（波長= 532nm ，頻率= 1赫茲，脈寬= 10納秒）在常溫下轟擊燒結的高純六方氮化硼（ h - bn ）靶，在真空反應室中將bn薄膜沉積在單晶硅基底上。
  17. Furthermore, the variation of sbs performance parameters, such as threshold and reflectivity, with parameters of pumping laser and multi - mode optical fiber has been researched by analysis of the numerical solution. experiments have also been operated in ld - pumped solid - state laser system with high - repetition more than 100hz and narrow pulse - width between 15ns and 47ns. the experimental results agree with calculated results by the theoretical model

    第三章在重復頻率100hz 、脈寬15 47ns可調的dpl系統中，實驗研究了不同芯徑、長度的光纖在不同能量、脈寬的激光泵浦下sbs閾值、反射率等性能參數等變化趨勢，實驗結果和理論分析一致。
  18. At the same time, the experiment of multimode crystal fiber to improve the beam quality of mopa dpl with high repetition rate and narrow pulse width were carried out in this paper

    本文還開展了多模石英光纖應用於窄脈沖、高重復頻率mopadpl系統改善光束質量的實驗研究。
  19. Transmission technigue of repetition pulse and intense current electron - beam

    重復脈沖強流電子束傳輸技術研究
  20. The repetition pulse power supply not only has been used in accelerator, but also can be applied in other pulse power technology. such as environment protect fields

    本重復頻率脈沖電源是為某加速器整機配套而研製的，但也可發掘其在其他脈沖放電領域如環保領域中中的應用。
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