高速電子束 的英文怎麼說
中文拼音 [gāosùdiànzishù]
高速電子束
英文
high-velocity electron beam- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 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...
- 束 : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
- 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
- 電子 : [物理學] [電學] electron
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Anode voltage stabilized camera tube
高速電子束攝象管In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上,提出了一種雙向激光掃描檢測系統,其採用激光掃描檢測技術與特殊光學系統相結合,用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描,經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統,對將攜帶有垂直方向被測量信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量,解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動測量等特點。Studies on the optimum beam orbit correction for high energy electron linacs
高能電子直線加速器束流軌道校正的優化研究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。Compared with conventional weld methods, electron beam welding possesses such advantages as high power density, strong penetrability, precise, high speed, good control ability, good protection effect and high quality
與常規的焊接方式相比,電子束焊接具有功率密度高、穿透能力強、精確、快速、可控性好、保護效果好、焊縫質量高等優點。By using auto - adjusting boundary conditions and the method of three cubed spline curve fitting, the system software can recover both of the horizontal and vertical beam profile. the measurement system can also measure the beam landing screen error of cpt. it provides a important measurement and analysis tool to improve the performance of electron gun and dy, and improve the definition of cpt
系統軟體中,提出了採用動態確定邊界條件,通過對離散采樣點的三次樣條插值曲線的擬合恢復束斑x和y方向的輪廓,本系統既能準確客觀地描述電子束輪廓,又能夠準確快速地測量電子束著屏誤差等多種參數,為cpt電子槍和偏轉系統的性能改進與解析度的提高提供了有力的測試分析和研究手段。In the hipib strengthening experiments, samples of high - speed steel ( w6mo5cr4v2 ) were irradiated by abstract hipib ( cn + = 30 %, h + = 70 %, ion energy 250 kev, ion current density 60 - 180a / cm2, pulse duration 80 - 100 ns ). microstructure investigation and properties characterization of the treated hss samples were carried out to investigate the effect of current density and pulse number of incident hipib on the surface modification treatment. the physical mechanism of the hipib - solid interaction was established based on the experiments
在hipib轟擊材料表面方面,本文選擇成分由c ~ ( n + ) ( 30 )和h ~ + ( 70 )組成、加速電壓為250kv 、脈沖寬度為80 100ns的hipib對高速鋼( w6mo5cr4v2 )進行表面輻照處理,研究離子束流密度和脈沖次數對高速鋼微觀結構和宏觀性能的影響,探討了hipib與材料表面相互作用的物理機制。High speed water jet special machining utilizes the beam of water with very high dynamic energy to cut materials, therefore it actually belongs to the machining tool of high energy beam
摘要高速水射流特種加工是利用具有很高動能的高速(超音速)水射流束來沖蝕材料,從而實現材料切削,屬于高能束加工范疇,是一種可與激光、等離子體、電子束加工方法媲美的新型切割加工工具。Its principle can be outlined as follows : the accelerator produces a beam of fast ions which directs through the foil, because of collisions with the foil atoms the fast ions may undergo further ionization, and they often emerge from the foil in excited electronic states
其原理如下:加速器產生的高能離子束與碳箔相碰撞而失去電子,同時剩餘電子被激發到高激發態,在隨后的退激過程中發射譜線,通過研究這些譜線可以得到原子的能級結構。Electron beam welding is an advanced welding technology, which fusing metal with heat energy which caused by convergent high speed electron stream bombarding joint of work pieces
電子束焊接是一種在真空環境下,利用匯聚的高速電子流轟擊工件接縫處產生的熱能,使被焊金屬熔合的焊接方法。Due to applying double beams, the velocity spread is lower because of smaller influence of space charge compared with single beam mig. in the interaction region this beam is easy to start oscillation and reject mode competition effectively
與單注磁控注入槍相比,雙注槍可以提供速度零散小、高束流的電子注,在互作用區更容易起振,且能更好的抑制模式競爭。Meanwhile by using numerical method, the beam ' s one - order current density, and the power exchange between the beam and the field are solved. curves are given to illustrate the relations among the above solved parameters and the gap ' s transit angle in different electron velocity and number density
然後通過數值求解得到了不同初始速度和電子數密度時徑向間隙中一階電流密度、高頻電場、電子束與本徵場的功率交換等隨間隙直流渡越角的變化規律。The besiii is a general purpose experiment at bepcii collider, which is currently under construction in beijing. the main character of bepcii is multiple bunch, high luminosity and the extremely high data rate. this thesis concerns the besiii software r & d environment and the besiii online event filter, which is developed in the besiii software r & d environment
北京正負電子對撞機ii ( beijingelectronpositroncolliderii , bepcii )和北京譜儀iii ( beijingspectrometeriii , besiii )是我國正在建造的新一代大型加速器和譜儀,與bepci和besii相比它的主要特點是多束團,對撞周期短,信號通道多,事例率高。The microstructure observation in the microfissures suggests the liquation microcrack results from grain boundary liquation by constitutional liquation of mc carbides and formation of continuous and or semi - continuous low melting liquid films, however, the occurrence of the solid state microcracks can be attributed to the effect of ultrafast transit thermal shock introduced by high energy electron beam
液化裂紋起源於mc碳化物的組份液化而形成的晶界連續或半連續的低熔點共晶液化膜,固相裂紋形成的則是高能電子束流的快速瞬態熱沖擊效應的直接結果。With the development of thin film science and technology, various thin film preparation techniques developed rapidly, as a result, conventional so - called filming has developed from single vacuum evaporation to many new film preparation techniques, such as ion plating, sputtering, laser deposition, cvd, pecvd, mocvd, mbe, liquid growth, microwave and mtwecr, etc., of which vacuum evaporation is the common technology for thin film preparation, because it has the distinct advantage of high quality of film deposition, good control - ability of deposition rate and high versatility
隨著薄膜科學與技術的發展,各種薄膜制備方法得到了迅速發展,傳統的所謂鍍膜,已從單一的真空蒸發發展到包括蒸鍍、離子鍍、濺射鍍膜、化學氣相沉積( cvd ) 、 pecvd 、 mocvd 、分子束外延( mbe ) 、液相生長、微波法及微波電子共旋( mwecr )等在內的成膜技術。其中電子束蒸發技術是一種常用的薄膜制備技術,它具有成膜質量高,速率可控性好,通用性強等優點。The measurement and analysis of output factor of lead block fields for high energy electron beam of varian 2300 c d linear accelerator
直線加速器高能電子束鉛擋野輸出因子的測定與分析During large power laser beam welding, the surface of the work - piece is melted and gasified, which is ionized and form plasma with the shielding gas on the condition of high temperature over the welded zone
在激光焊接過程中,當被焊材料受到高能激光束作用時,其表面會迅速熔化、氣化,與外加的保護氣體一起在被焊區域的上方電離形成等離子體雲。In this paper, pulse power supply for high - density electron beam accelerator is designed and constructed
本論文研製完成了一臺為某強流電子束加速器配套使用的高功率重復頻率脈沖電源。Output doses characteristics of high energy electron beam of elekta precise linear accelerator
直線加速器高能電子束的射野輸出劑量特性An electron beam distribution automatic measurement system which captures image by ccd is designed to make the measurement faster, more precise and more efficient
設計製造了基於ccd採集圖像的基礎上的電子束亮度分佈自動測試系統,實現了快速高精度的測量。分享友人