脈沖中子技術 的英文怎麼說

中文拼音 [màichōngzhōngzijìshù]
脈沖中子技術 英文
pulsed neutron technique
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 技 : 名詞（技能; 本領） skill; ability; trick; technique
  • 術 : 術名詞1. （技藝; 技術; 學術） art; skill; technique 2. （方法; 策略） method; tactics 3. （姓氏） a surname
  1. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武器系統的戰術技術指標?測向精度，對傳統的測向方法的理論基礎進行了深入的分析、比較和研究，提出了採用16通道單脈沖比幅測向體制和新的相位延時估算方法，通過計算機的模擬摸擬計算，以及在實際的工程實現中採取的相關措施，解決了採用傳統的測向方法提高測向精度，滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。
  2. In this paper, three unique models were designed to research atom diffusion at interface, contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion. the first model was aimed to research atom diffusion at interface under bpec heating. experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding, at a pressure of l0mpa, welded at 750 ~ 900, with heat rate of 200 ~ 400 / min for 10mm, on / off of 6 / l ~ 48 / 8, with die or not, vacuum of 6pa

    本文設計出三種樣品預構件，研究脈沖大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴散過程，弄清脈沖大電流加熱條件下原子擴散與一般燒結和焊接過程中原子擴散的區別，以證實特殊的電場和磁場是否對原子的擴散有推動作用，揭示脈沖大電流加熱條件下原子的擴散過程，探索脈沖大電流熱加工技術快速高效的原因。
  3. In the summarize of plasma propulsion and discharging in water and exploding wires phenomenon, this paper combines technology in three fields hereinbefore. an experimental pulse plasma propeller model has been designed

    本文在對等離子體推進、液中放電和爆炸絲現象綜述的基礎上，將這三個領域的技術結合在一起，研製出實驗用水中脈沖等離子體推進模型。
  4. A new method of data processing used in pulse fast thermal neutron analysis technology is introduced

    摘要介紹了一種應用於脈沖快熱中子分析技術中的新解譜方法。
  5. The deposition rate of aerosol particles in capillary tube was measured with submicrometer monodisperse polystyrene spheres solid aerosol particles and pulse sample inserting technique ; and studies were made on the relationship between the flow velocity, the tube diameter, the tube length and aerosol particles size

    摘要採用亞微米單分散聚苯乙烯球形硬氣溶膠粒子和脈沖進樣技術，測定了氣溶膠粒子在管道中的沈積率，研究了沈積率與流體速度、管道長度、管道直徑和氣溶膠粒子大小之間的關系。
  6. The research on the radiation effects of materials induced by high - energy proton irradiation is of important significance in many scientific fields, such as the single event effects of semiconductor components exposed on space, accelerator - driven nuclear energy generator, tritium production by accelerator, intense pulsed ion beam technology, proton radiography, etc. the effects and mechanisms of irradiation vary vastly for different energies and intensities of proton beams

    宇宙高能質子的單粒子效應（ see ）研究、潔靜核能系統（ ads ）研究、加速器產氚計劃（ apt ） 、強脈沖離子束（ ipib ）技術、質子斷層掃描等領域都涉及質子輻射效應問題。質子輻射對不同的材料會導致不同的效應，開展質子輻射效應產生的機制研究，掌握其效應規律，對于電子學元器件的抗輻射加固指標提出，以及在其他研究中的方案設計等都有重要意義。
  7. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積，得到了含氮量為21at的cn薄膜；研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響，給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因；引入脈沖輝光放電等離子體增強pld的氣相反應，給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑；應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ，得到了含n量為56at的晶態cn薄膜；探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系，證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果；採用光學發射譜技術對cn薄膜生長過程進行了實時診斷，得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律，給出了cn薄膜沉積的主要反應前驅物，揭示了cn薄膜特性和等離子體內反應過程之間的聯系；採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性，揭示了si原子對薄膜生長過程的影響，給出了si基表面碳氮薄膜的生長模式；在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積，證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性，並可顯著提高晶態碳氮材料的生長速率。
  8. The study on fast neutron physics and relative technique of experiment and data analysis made at a pulsed neutron generator in beijing normal university during recent yeras is introduced

    摘要綜述近年來在北師大低能所的國內第一臺脈沖化高壓倍加器上開展的快中子物理，及有關的實驗和數據處理技術研究。
  9. It proves that the accuracy of the obtained photon fluence by this kind of method is acceptable. overall, pulse photon fluences in the pulse accelerator and the radiation field caused by pulse reactor have been obtained by strict experimental studies and theoretical calculation in this paper. it provides the technological support to calibration of detectors for physical diagnosis in nuclear exploding

    簡而言之，通過嚴格的實驗研究和理論計算，本文測得了12mv脈沖加速器的x射線譜和liftld對較寬能區的中子的let效應因子值，並通過研製的均勻固體電離室測得了脈沖加速器和脈沖堆輻射場的光子注量，解決了幾個相關的技術難題，為核爆診斷探測器的標定提供了技術支撐。
  10. The study in this paper based on the national fifteen tackling key problem - " life detection and orientation of earthquake emergency response system " and project of no. 10 research institute of china electronics technology group corporation - " pulse radar target detection and location technology ", has completed the study and simulation of the relative technology of tdoa, which was a theoretical and technological supporting to the two projects

    本論文在國家十五重點科技攻關課題「地震救助生命搜索與定位技術研究」和中國電子科技集團第十研究所「脈沖輻射源監測和定位技術」國際合作項目中，完成了對其中時差定位相關技術的研究和模擬，為工程項目的實施提供理論和技術支持。
  11. The background of neutron is rejected by the technique of pulse shape discrimination

    用脈沖形狀甄別技術去除中子本底。
  12. Research and progress on metal materials surface strengthening in china by high intensity pulsed ion beams

    強流脈沖離子束金屬材料表面強化技術在中國的研究進展
  13. Regard how to structure the control system of sensorless bldcm with dsp - tms320f240 as the centre in this paper, the detailed argumentation course of the motor startup, bemf terminal voltage measurement and control strategy is given out, give and pay concrete details for the software and hardware realization and experimental result. in order to treat the bldcm control system with dsp clearly, the full paper divides into six chapters altogether : chapter one, introduceing the development course, the structure characteristic and operation principle, etc. of bldcm in the introduction ; chapter two, directed against the startup issue of bldcm, the chapter give and publish the rotor measure pulse orients technology for motor startup in detail ; chapter three, proceed with mathematics model of the bldcm, expounding the control schemes ; chapter four, two important devices introducing : dsp ( 240 tms320f ) and power invertor control chip ( ir2131s ) ; chapter five, give and publish the detail of hardwares of control system ; chapter six, by ccs ide of ti, realize the control schemes in the front chapters with software, offere the procedure flow chart of main subroutine and some key place of programming, the experiment result in addition

    全文共分六章：第一章、緒論中介紹了bldcm的發展歷程、電機本身的結構特點和工作原理等；第二章、針對五位置傳感器bldcm的起動問題，文中詳細給出了檢測脈沖轉子定位起動技術；第三章、從電機的數學模型入手，詳細論述了反電動勢端電壓法和系統的控制策略；第四章、介紹了硬體實現中的兩個重要器件： dsp （ tms320f240 ）和功率管逆變器控制晶元（ ir2131s ） ；第五章、詳細給出了控制系統的硬體實現細節；第六章、利用ti提供的ccs集成開發環境，將前面章節的控制方案用軟體加以實現，給出了主要部分的程序流程圖和一些編程要點以及實驗結果。
  14. Stoneley wave is a kind of guide waves propagating along the liquid - solid interface in well. when a sonic beam strikes the surface of a thick plate immersed in a liquid, a stoneley wave is generated. stoneley wave approach is applied on analysis of well logging more and more widely in recent ten years with the introduction of advanced analysis methods for component waves from full - waveform array acoustic log data. the spectrum of stoneley waves are used to identify the fractured zones and quantitatively calculate the fracture parameters of reservoirs, especially to evaluate the validity of fractures at fracture - type complex reservoir

    斯通利波是一種沿井壁傳播的聲波，當聲波脈沖與井壁和井內流體的界面相遇時就會產生斯通利波。近十幾年來，由於長源距和偶極子陣列聲波儀在測井中的廣泛應用和全波形陣列聲波測井資料中各組分波的處理分析方法的進步，可將斯通利波分離出來單獨研究並應用於測井資料分析。斯通利波技術是評價裂縫及其滲透性的有效方法。
  15. The laser beam spot evolution and electron density in the guiding range are evaluated with the burn pattern and the measured conductivity. the above results will be useful in ultrashort laser pulse amplification and future research in ultrashort intense laser propagation in plasmas and ionizing gases

    以上研究結果對于超短脈沖激光放大技術研究以及超短超強脈沖激光在低密度等離子體和空氣中長距離傳輸和聚焦研究等具有重要的實用參考價值。
  16. A novel dual randomized pwm modulator with synchronous varying switching frequency and pulse position delay is proposed to reduce conducted electromagnetic interference ( emi ) in power converters

    摘要提供了一種新的雙隨機脈沖調制技術，它能夠很好地減小電力電子系統中存在的傳導電磁干擾，這個調制技術是通過同時改變開關頻率和脈沖的上升沿位置來實現的。
  17. Plasma erosion opening switch ( peos ) is a critical device used in the pulsed power apparatus for modern radiation physics and inertial confinement fusion research. there is no perfect theoretical description or model for pegs presently, and the switching phenomena differ from system to system. in addition, there is still much to do for the improvement of performance

    等離子體融斷開關（ peos ）是現代輻射物理和慣性約束聚變等研究領域中脈沖功率技術的關鍵部件之一，其工作機理目前尚無完善的理論解釋和物理模型描述，實驗現象因裝置的多樣性而差別較大，開關性能則有待進一步的提高。
  18. Yingdi kwd 808 electro pulse acupuncture therapeutic apparatus is a new type of multi - functional acupuncture therapeutic device that combines many advantages of similar products made at hoem and abroad. it is a combination of traditional chinese acupuncture and modern electronics science. it includes meridian doctrine of traditional acupuncturology, new high techniques in electronics, and modern medical treories

    英迪kwd - 808系列型脈沖針灸治療儀是我公司綜合國內外同類產品的優點，集現代高新技術及傳統中醫針灸學、經絡學理論於一體的新一代高性能脈沖針灸治療儀，是中國傳統針灸醫術與現代電子科學的結晶。
  19. Practical implementations of quantum key distribution systems use attenuated laser pulses as the signal source rather than single photons. the channels used to transmit are lossy. on the basis of above two points, a combining eavesdropping strategy of intercept - resend and beam - splitting is discussed in terms of eavesdropper ' s technology requirement and detection efficiency and dark count of single - photon counter

    主要工作包括以下三部分：一、基於實際量子密鑰分配（ qkd ）系統中所使用的強衰減的激光脈沖不是單光子，量子密鑰分配的通道不是無損耗的，光子計數器存在探測效率和暗計數以及竊聽者的技術能力也不是無限的這些具體問題。
  20. A coaxial micro - pulsed plasma thruster ( micro - ppt ) improved from the standard pulsed plasma thruster ( ppt ) is drawing attention by its advanced properties of low volume, high isp, high efficiency and stabilization. a coaxial micro - ppt using solid inert propellant teflon has been made in center for space science and applied research ( cssar ), chinese academy of sciences

    針對應用於微小衛星的電推進技術，各國爭相開展相關的研究，其中一種經由傳統的平行板電極ppt改進的同軸型脈沖等離子體微推進器（以下簡稱同軸型微ppt ）由於其尺寸小、比沖高、效率高、工作可靠等特點尤其受到關注。
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