真空模子 的英文怎麼說

中文拼音 [zhēnkōngmózi]
真空模子 英文
vacuum-tight mold
  • 真 : Ⅰ形容詞（真實） true; genuine; real Ⅱ副詞1 （的確; 實在） really; truly; indeed 2 （清楚確實） cl...
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 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...
  • 真空 : [物理學] vacuum; empty space; vacuo
  • 模子 : mould; matrix; pattern; die
  1. By comparing theoretical predictions with experimental data, one can obtain a valuable information on the form of the qq interaction potential. such information is of great practical interest, since at present it is not possible to obtain the quark - antiquark ( qq ) potential in the whole range of distances from the first principles of qcd

    夸克勢模型是其中重要的模型之一，它不僅能研究強子的基態，而且能研究激發態，但是，源於在中和大距離與qcd真空的復雜結構有關的非微擾特徵，還不可能獲得整個距離范圍內的夸克?反夸克相互作用勢。
  2. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌跡線，並得到了器件電學性能隨幾何參數的變化情況。
  3. When the field is slowly - varying, the scalar field potential acts like a cosmological constant. in addition to the quintessence models, many other theories for dark energy have been proposed, including models based on super - symmetric gauge theories, super - gravity, small extra dimensions, large extra dimensions, quantum field theory effects in curved space - time. all these models are essentially based on the existence of a mass less scalar field acting at a cosmic scale

    除了真空場模型外，科學家亦提出其他解釋黑暗能量的理論，這些模型建基於不同的物理理論或假設，例如超對稱規范理論超重力增加一些小或大的空間維數量子力學在彎曲時空的影響等等，這些理論模型，返本溯源，其實背後都假設存在著一個特性類似於宇宙常數的無質量純量場。
  4. Meixing electronics factory is major in the vacuum tube stereo power amplifier, which is located in the nanhai city ， owned a workhouse over 1300 square meter, with five plant, they are box, seal and transformer circling 、 debugging & check, we also have the machine process, such as milling machine 、 punch 、 drill press 、 electric welding 、 matrix 、 incision machine, and radio tube test machine. we have realize the product line manufacture, the monthly whole output is over 200 sets

    美星電子是一個專業製造真空管身歷聲功率放大器的加工廠，位於廣東南海市黃岐工業區，擁有廠房一千三百平方米，工廠分機箱加工、焊接組裝、變壓器繞制、煲機老化、調試檢測五個車間，機械加工設備擁有銑床、沖床、創床、鉆床、電焊、模具製作、切割等二十多臺，電子管及整機檢測調試儀器十餘臺，該廠實現了配套設備、流水作業，每月可生產膽機二百臺以上，可謂中國專業生產膽機最大規模的工廠。
  5. The company main product includes : the vacuum electron gun, opticsmembrane level thickness measuring instrument, the electron gunscanning control meter, the high efficiency crystal thyratron pressureregulator, the precise optics with the power source, the electricitycontrol the cabinet, the data acquisition module and so on

    公司主要產品有：真空電子槍、光學膜層厚度測量儀、電子槍掃描控制儀、大功率晶閘管調壓器、精密光學用電源、電氣控制櫃、數據採集模塊等。
  6. Finally we focus our attention on studying the emission spectrum of two atoms driven by a single - mode field in an ideal cavity. we showed that the atomic emission spectrum is insensitive to the phase of field for the two atoms initially in the coherent superposition state tf / = v2 / 2 ( j +, - ) h ? + } ), when the two atoms is initially prepared in ( fs * } = cos ( 0 / 2 ] +, + ) + sm ( 0 / 2 ) ei ' p -, - ), the atomic emission spectrum is associated with not only the field photon - number distribution and the atomic populations, but also the phases of the field and the atomic dipole

    接著考察了好腔中由單模量子場驅動的雙原子發射譜，結果表明初態為的雙原子發射譜與驅動場的相位無關；而初態為的雙原子發射譜不僅與光場的光子數分佈以及原子的布居數有關，而且依賴于光場的相位以及原子偶極矩的相位，並且在適當的條件下，壓縮真空場可將雙原子俘獲在相干疊加態。
  7. Nowadays, because of the advantage in the real - time simulation and the authenticity of the result, semi - physical simulation has been applied to many fields widely. the simulation for the avionic system and devices is an important branch of the semi - physical simulation

    目前，由於在模擬的實時性以及真實性等方面具有的強大優勢，半實物模擬技術在眾多領域都得到了廣泛的應用，航空電子系統（簡稱航電系統）及其子系統的半實物模擬應用就是其中的一個重要分支。
  8. In 1909, ernest rutherford showed that atoms were mostly empty space, revising the model of an atom to a tight positive nucleus containing the protons and neutrons with electrons around it ; by 1913, danish physicist neils bohr envisioned a planetary arrangement in which the electrons orbited the nucleus at different energy levels

    在1909年，歐內斯特?盧瑟福展示原子大部分是真空區，修正的原子模型就是緊密的陽性核包含質子和中子，電子圍繞中子旋轉；到1913年，丹麥物理學家尼爾?波爾想象了一個電子以不同能量水平面圍繞原子核旋轉的行星排列。
  9. By vacuum - electron - beam weld of ti3al and tc11 the technology of hot die forging, and then use different heat treatments, study the influence law of the different degree of deform, different heat treatments to the microstructure and properties

    採用熱模鍛技術，通過對tac - 1b 、 tc11進行不同程度的變形、真空電子束焊接，然後採用不同的熱處理工藝，研究熱加工工藝對合金組織，性能的影響規律。
  10. In this thesis, the mechanism analysis and numerical simulation on the coupling flow field of microwave plasma within resonant cavity of mpt was discussed and the subsystem of small thrust measurement as well as the vacuum experimental study of mpt were completed

    在航天飛行器上有廣闊的應用前景。本論文對mpt微波等離子體耦合流場進行了機理分析和數值模擬，建立了mpt的小推力測量系統，協同進行了mpt真空環境實驗研究。
  11. Microstructure of the composite layer was analyzed with help of optical microscope, scanning electronic microscope ( sem ), electronic probe microanalysis ( epma ) and x - ray diffraction ( xrd ). the compacting of the billet and the forming mechanism of the carbide reinforcement were studied based on thermodynamics and kinetics of reaction, sintering theory and the result of dta. at the same time, the wear - resistance of the composite layer was studied under condition of dry sliding friction

    利用光學顯微鏡、掃描電子顯微鏡、電子探針以及x -射線衍射儀，分析了表面復合層的基體組織結構；運用反應熱力學、動力學、粉末燒結理論和燃燒合成理論，結合差熱分析結果，探討了表面復合層壓坯的燒結緻密化原理和碳化物增強相的形成機理；利用坯塊在真空燒結爐不同溫度下的燒結出來的顯微組織分析，模擬出坯塊的燒結過程中的化學反應過程。
  12. Pic simulations are performed to determine gap scaling in a high density pegs. comparisons of simulation results with simply theory results and experiment results, indicate that the pegs gap is always equal to the critical gap for magnetic insulted electron flow. it is important to note that, the vacuum electron flow to the anode causes current loss and the

    另外，根據模擬結果還得到了兩個重要結論：電流損失是由真空漂移電子的出現所造成的，電流損失的大小與負載阻抗成近似正比關系；負載阻抗等於peos的流阻抗時，負載獲得功率最大。
  13. The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine

    實驗結果表明，經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h ， ac或815 1h + 700 8h ， ac熱處理后，焊接區組織過渡均勻，可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ，而在600拉伸時高於tc11合金，獲得強度、塑性、硬度均令人滿意的綜合性能，且是一條可行的工藝路線。
  14. To make pic ( particl - in - cell ) simulations. to set up models of guns and magnetic field and simulate them in the vacuum and plasma, respectively. we found that plasma held back part of space charge effects and improved trajectory of electrons. but beam would oscillate and became instable as accretion of plasma density. by simulating again and again, we draw a conclusion magic could n ' t work when plasma density was more by far than beam electron density. at last a four - stage depressed collector was simulated

    建立電子槍和聚焦系統模擬模型，分別在真空和填充等離子體條件下進行模擬。發現填充等離子體能補償部分空間電荷效應，改善電子束包絡軌跡，提高電子的流通率，但是隨著等離子體密度的增大，束電子會出現振蕩不穩定性，遺憾的是通過反復多次模擬發現本文所用粒子模擬的代表性軟體magic無法用於模擬等離子體密度遠高於束電子密度的情況。
  15. The status of rh national and international is introduced first in this dissertation, and then the process and the mathematical models of rh is described. the emphasis of the dissertation is the fourth part which includes structure of the network, data flow of the process computer, division of the subsystem, and the functions of all the software

    本文首先介紹了rh爐外精煉的國內外現狀及攀鋼上rh爐外精煉項目的背景，接著描述了攀鋼rh真空精練的工藝及優化數學模型，然後是文章的主體部分，深入闡述了整個系統的硬體結構、軟體數據流程、軟體子系統的劃分及各軟體部分的功能。
  16. The gap formation process, in the last stages of conduction phase of high density ( 1015 / cm3 ) pegs, is examined by pic simulation. in simulations, evolution plots of plasma and current streamline are used to analyze the mechanism of gap formation

    利用粒子模擬程序，對高密度（ 10 ~ （ 15 ） cm ~ 3 ） peos導通電流最後階段真空鞘層的形成過程進行了模擬研究。
  17. By the design of microwave electric field mode and microwave mode converter ( mmc ), the thesis participated in equipping an domestic microwave plasma chemical vapor deposition ( mpcvd ) equipment with a quartz glass window and water - cooled stainless steel resonant chamber in 2450mhz / 5 kw, introduced the basic machineries and functions of the sub - systems, including microwave system, gas - route system, vacuum system, detecting system and safeguard system

    論文通過微波場型和模式轉換器的設計，參與建立了一套2 . 45ghz 5kw帶有石英玻璃窗、水冷卻不銹鋼諧振腔的微波等離子體化學氣相沉積（ mpcvd ）系統（ mpcvd - 4型） 。論述了包括微波系統、氣路系統、真空系統、檢測系統和保障系統等結構的組成及基本功能。
  18. Quantum nonlocality and entanglement for a two - mode squeezed vacuum state in a phase damping channel

    雙模真空壓縮態在相阻尼情況下的量子糾纏與非定域性
  19. This thesis will introduce a new terahertz source which based on vacuum electronics, transmission characteristics of the high frequency system and the process of interaction between electron beam and the high frequency traveling - wave have been researched, which offers basic technology for further deep development of terahertz source technology basd on vacuum electronics in our country

    本文將介紹一種基於真空電子學的新型太赫茲輻射源器件，對其線路特性進行研究以及高頻系統中注波互作用過程進行數值模擬計算，為國內真空電子學太赫茲源的研究奠定了一定的技術基礎。
  20. Development in the process of this project, the computer simulation technique is made use of, namely the new microwave oven magnetron whick was developed by simulation using magic _ 3d software

    本項目就是在這種特定背景下，受廣東美的?威特真空電子公司贊助所做的工作。在本項目的開發過程中，計算機模擬技術被運用。
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