等離體動力學 的英文怎麼說

中文拼音 [děngdòngxué]
等離體動力學 英文
plasma dynamics
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 體構詞成分。
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  1. The huge energy - momentum of particles can be transformed into thermal energy by accelerator experiment at high energy to study perturbative vacuum of quantum chromodynamics and determine the signal of quark - gluon plasma

    在實驗上,人們通過相對論性重子碰撞實驗把巨大的能轉化為熱能,來研究量子色的微擾真空及其所預言的夸克?膠子
  2. One of the focuses in investigating the high energy heavy - ion collisions is to explore the existence and the properties of quark - gluon - plasraa ( qgp ) which is predicted by the strong interaction theory - quantum chromodynamics ( qcd )

    探尋強相互作作理論?量子色( qcd )所預言的夸克膠子( qgp )的信號及相變性質( ? )直是高能核?核碰撞實驗的重要目標之一。
  3. The paper discusses dynamical conditions of the supercritical ore - forming fluid system based on study of regional geological background and analyses of physiochemical conditions of ore - forming process and puts forth the ore - forming mechanism : upper mantle uplift - mingling of meteoric water and magmatic hydrothermal fluid separated from acidic magma under tensile or transitional tensile environment - water / rock reaction - transportation - chemical coupling ore precipitation

    在分析超臨界成礦流系統形成的區域地質背景和研究成礦物理化條件的基礎上,探討了超臨界成礦流系統形成的條件,提出該系統的成礦機理:與燕山晚期酸性火山侵入巖漿有關的金銅礦床是在上地慢隆起、張性或向張性過渡背景下形成的,酸性巖漿經熔作用形成的巖漿熱液與大氣降水混合,經水巖作用復雜的輸運和化反應耦合過程的產物。
  4. The content of this thesis comes from the fujian natural science found following research task 。 it studies on a space cantilever single beam attached to a moving support 。 inertia forces which are brought by the support ' s movement , are acceded to the equivalent initiative forces and the equivalent initiative moments 。 when we consider the relation of the forces and deformation , we change the method of material mechanical analysis to the elastic mechanical analysis 。 further more , we discusses the feasibility of the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body 。 first , the finite segment method is adopted to establish the models of the beam 。 based on kane ' s equations , dynamic math - model for the beam are derived 。 and by use of c - language and runge - kutta procedure , the computer - oriented procedure can give the whole responses of the beam 。 second , with compare to the numerical examples , the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body which is under the condition of movement is verified to be feasible 。

    本論文為福建省自然科基金后續研究課題,以已知支撐運的單個空間懸臂梁為對象,在效主效主矩中加入支撐轉引起的慣性,並在考慮與變形關系時,用更一般的彈性分析代替材料分析,進一步研究用多剛散模型來模擬其特性的可行性。首先,用有限段建立機械臂的多剛散模型,用kane方法建立其方程。並用c語言編制演算法程序,採用了四階runge - kutta積分程序求解微分方程組,給出構件的全部態歷程。
  5. Because that complex phenomena in pegs involve kinetic effects of plasma and cathode emitted electrons, and evolution of electromagnetic fields, particle - in - cell ( pic ) code is chosen as study tool, and a two and half dimensional cylindrical fully electromagnetic pic code cylinder2 - 1 / 2d, which is suitable for simulating the operation of the pegs, has been established

    考慮到peos物理現象涉及到和陰極發射電子的行為以及空間電磁場的復雜變化,我們採用粒子模擬方法作為研究工具,研製了適用於peos物理問題模擬研究的二維柱坐標全電磁粒子模擬程序cylinder2 - 1 2d 。
  6. Now the method has application at large. because the laser - produced plasmas are rapidly varying, temporal resolution of spectral features is important to investigation of x - ray radiancy evolvement with time, many dynamic plasma processes and radiation transport. soft x - ray time - resolved diagnosis technology have had quiet great progress since from sixty " s end to seventy " s early

    由於激光變化快,且其x射線輻射的時間特性包含有豐富的物理信息,因此時間分辨的x射線輻射特性診斷是研究激光子x射線輻射隨時間的演變,各種過程和輻射輸運物理問題所必需的關鍵診斷技術。
  7. In the thesis, most advanced, relative, foreign high - tech has been pursued. feasibility analysis has n ' t been carried out by synthesizing much relative knowledge such as electromagnetism theory, plasma technology, aerodynamics, electronic technology etc until the scheme is confirmed, that is, a uniform, one atmosphere, controllable, glow - charge surface plasma can be generated and flow can be accelerated by changing electric field

    本文追蹤目前國外最先進的技術,綜合電磁理論、技術、空氣、電子技術相關知識進行可行性分析,確定了研究方案,即利用電流( ehd )方法在一個大氣壓下產生高效、均勻、可控的射頻輝光,同時,通過改變電場促使流加速。
  8. By means of the orbit dynamics theory and other knowledge, author established mathematical model related to collision forecast, including space object orbit confirming model, space objects relative movement model, dangerous object distinguishing model and space object collision geometry relation model, etc. according to the mathematic model, author calculated the relative distance transformation rule along with time between the spacecraft and dangerous debris and established early warning rule

    依據航天理論和其他知識,建立了碰撞預警相關的數模型,包括空間目標軌道確定數模型、空間物相對運模型、危險物判定準則數模型和空間物碰撞幾何關系數模型,根據數模型計算航天器和危險目標的相對距隨時間變化規律,設定了預警規則。
  9. To study the formation of a quark gluon plasma, it is of crucial importance to undeistand in detail the collision dynamics

    在高能重子對撞實驗( rhic及lhc )探索夸克膠子( qgp )的過程中,對碰撞的詳細了解是至關重要的。
  10. The study of the interaction of magnetic fields and electrically conducting liquids or gases, such as molten metal or plasma

    磁流對磁場和導電的液或氣,諸如熔化的金屬或者子區之間的相互作用的研究
  11. Quantum chromodaynamics predicts that at high temperature and high density a deconfined phase from hadronic matter to quark - gluon plasma will occur

    量子色預言在高溫高密條件下,有可能發生從強子物質到退緊閉的夸克-膠子的相變躍遷。
  12. In situ diagnosis of plasma environment for synthesizing diamond film was conducted by langmuir single probe and optical emission spectroscopy. the mechanism of diamond growth was investigated and the n - type diamond was deposited by glow plasma assisted chemical vapor deposition ( cvd )

    本文通過langmuir單探針和光發射譜對合成金剛石薄膜的環境進行了原位診斷;初步探討了金剛石薄膜生長的過程;並採用輝光輔助化氣相沉積( cvd )技術制備得到了n型金剛石薄膜。
  13. Basic theory of dynamic model for human body system is emphasized, which deals with many basic problems such as human body ' s continuous dynamic system, discrete dynamic system, randomness, self - organization, simple huge systems and complex huge systems

    重點討論了人系統的模型基礎理論,內容涉及人系統的連續態系統、態系統、人系統的隨機性、自組織、人系統的簡單巨系統、復雜巨系統諸多基礎問題。
  14. 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晶的原因;引入脈沖輝光放電增強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為反應氣並引入輔助氣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、晶結構、價鍵狀態特性及其與氣壓強和放電電流的關系,證明了- c _ 3n _ 4薄膜沉積為滿足平衡條件的各種反應過程的競爭結果;採用光發射譜技術對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。
  15. Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction

    目的:分析熱致相分成膜過程的機理、熱理論基礎、機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分聚合物多孔膜的制備方法及該法成膜的熱理論基礎、機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分法可制備聚合物多孔膜.熱致相分法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元系.熱致相分法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量因素密切相關.結論:可採用熱致相分技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分成膜過程中聚合物-溶劑系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)系所制備的多孔膜形貌需深人研究
  16. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析的可見光光譜以監測微波氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造效方程,並首次將電磁場攝理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基溫度不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  17. According to flight dynamics, a particle model and an attitude model in launching coordinate system and in quasi missile body coordinate system are established, the influence imposed by constant wind, thrust bias of the motor and connection bias are analyzed

    應用飛行理論,建立了發射坐標系與準彈系下助推段和分過程質點運和姿態模型,分析常風干擾、發機推偏差和裝配誤差影響
  18. High temperature plasma dynamics

    高溫
  19. " for fundamental work and discoveries in magneto - hydrodynamics with fruitful applications in different parts of plasma physics

    磁流的基礎研究和發現,及其在子物理富有成果的應用
  20. In the aerodynamic optimization design of turbomachine, the approximation model methods enable to balance the computational cost and accuracy, whose successful applications in centrifugal compressor impeller, diffuser, and mixed - flow pump impeller designs are introduced to show a wide engineering foreground

    基於統計理論提出的近似模型方法有效地平衡了基於計算流分析的葉輪機械氣優化設計中計算成本和計算精度這一對矛盾,在心壓氣機葉片擴壓器、葉輪和混流泵葉輪設計問題中得到了成功應用,展示了廣闊的工程應用前景。
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