熱離子效應 的英文怎麼說

中文拼音 [zixiàoyīng]
熱離子效應 英文
thermionic effect
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 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...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 離子 : [物理學] ion
  • 效應 : [物理學] effect; action; influence
  1. The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "

    認為cu等體羽的發光機制是由電與粒的碰撞傳能、電的復合形成的;隨激光能量的增加, cu等體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等體,其特徵輻射、連續輻射、電溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等體譜線的影響,其機理可以認為是「」 、 「約束」及「陰影」相互競爭的綜合結果。
  2. This paper mainly discusses the designing and testing method to the dds acousto - optic mode locking. it also makes some further analysis on the critical technology - - - - - - the transducer acoustical membrane matching and transducer thinning, which can directly affect the performance of acousto - optic elements. it then analyses the heat effect of acousto - optic elements and the technology of transducer thinning by developing ion - beam sputtering of high frequency acousto - optic elements

    本文重點討論了dds聲光鎖模器的設計及測試方法,討論和分析了影響聲光器件性能的關鍵工藝換能器聲學膜層匹配和換能器減薄工藝,對聲光器件的進行了測試分析,對刻蝕法聲光換能器減薄新工藝作了一定的探討。
  3. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流用前景的日趨廣闊而日益成為研究的點。傳統機械限束器因無法解決束暈的再生而收甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在粒徑向所受束自生場力方程的右邊加上非線性控制函數g :並選取一些非線性函數如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制果。
  4. The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell

    對磺化膜的研究分析表明:膜的性能參數如交換容量、吸水率、水合系數、形體穩定性、導電性能、化學與穩定性等依賴于膜中苯乙烯含量,且接枝苯乙烯相互間的位阻對膜性能影響很大;膜的性能可與nafion膜相比較;質在膜中的傳導遵循「似液體」質傳導機理;電滲析與擴散作用使膜保持水平衡。
  5. The research for quantum interference in atoms, molecules and ions is an interesting topic in the field of laser physics and quantum optics

    、分體系中的量干涉是近年來激光物理和量光學領域的一個研究點。
  6. Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft

    文摘:依據轉動力學理論分析了柔性轉彎曲響的特徵,在此基礎上討論了它與不平衡響及機械與電氣跳動量之間的關系,並利用轉在不同起車情況下的振動信息,有地分了彎曲響和不平衡響,求解出彎曲量與不平衡量的比值.提出了轉在恆定轉速下,基於二維全息譜技術的彎曲故障識別方法.研究結果表明,當彎曲量相位穩定而其幅值變化時,轉的二維全息譜初相點的切線是相互平行的,由此可以有地實現轉彎曲故障的識別與診斷
  7. Numerical simulation of thermal effect of ti - alloy surface irradiated by high - intensity pulsed carbon ion beams

    強流脈沖碳束輻照鈦合金表面的數值模擬
  8. The main products includes various steam and electric heating reaction vessel, conduction oil, outer coil reaction vessel, polyester and resin completed equipments, vacuum reducing concentration tank, methanol and ethanol recovery tower, various corrugated stuffing, high effective membrane evaporator, new - type centrifugal drag membrane evaporator, vacuum rake dryer, condensing drum cut - off machine, shell - and - tube condenser,

    本廠主要產品有各類蒸氣電加鍋,導油外盤管反鍋,聚脂樹脂全套設備,真空減壓濃縮罐,甲醇乙醇回收塔,各類波紋填料,高薄膜蒸發器,新型心刮板式薄膜蒸發器,真空耙式乾燥機,冷凝滾筒切片機,列管式冷凝器,螺旋板式換器,外循環蒸發器,鋁制槽車貯罐,乳化設備,高速剪切分散機,種罐,發酵罐,多功能提取罐,並承接各類非標設備。
  9. A uniform state ion chamber with double layers has been developed for distinct measurement in various n + y mixed fields in the fast neutron reactor. the cavity material is 6lif + 7lif. the inner wall material is 6lif and the outer wall material is 7lif

    根據let的測量結果和快中堆y譜、中譜等基本資料,以及~ 6lif和~ 7lif對中靈敏度有較大差異這一特點,研製了以~ 6lif + ~ 7lif為空腔、 ~ 6lif為外壁、 ~ 7lif為內壁的具有雙層室壁結構的均勻固體電室,並將其用於快中脈沖堆n 、混合場區分測量,徹底剔除了的干擾。
  10. The control equation consist of completely coupled deformation equation, seepage equation, conduction and convection equation of heat, which describe the reservoir non - liner performance. 2, present the detailed strategy and methods to solve this mathematics model, the basic strategy as follows : regard the deformation equation ? seepage equation conduction and convection equation of heat as separate system, and solve the equation by coupling and iterative method ; disperse the control equation in the geometry field by the finite element method ( galerkin ), and in the time field by the finite difference method : programme the computer program on this task ; when the solving, take the combinative measures of the thick and thin mesh ; successfully carry out the numerical simulation in vast 3d heat extraction system of hdr

    2 、提出了高溫巖體地開發的固、流、多場耦合數學模型的數值解法,其基本的求解策略是:將固體變形,流體滲流與溫度場方程看成獨立的系統,耦合迭代求解;利用有限元散( galerkin )方法將控制方程在幾何域上散,並用差分法得到時間域上的散方程,並在此基礎上,編制了相的計算機源程序;有限元求解中,為減小邊界的影響,在計算中採取粗細網格結合的方法,順利地實現了高溫巖體地開發三維巨系統的數值模擬。
  11. Abstract : this paper describes the thermal effects of a coaxial rf - excitedco2 laser , based on the balance equations of electron density and energy , current continuity equation , and heat conduction equation. depende ncies of the spatial distributions of gas temperature on some discharge parameters arediscussed

    文摘:通過求解放電等體中的帶電粒密度和能量的平衡方程、電流連續性方程以及傳導方程,研究了同軸射頻( rf )激勵co2激光器中放電混合氣體的溫度,分析了有關放電參數對溫度分佈的影響。
  12. When the laser beam interacts with the plasma, the effect of plasma on laser beam welding is mainly embodied, for example : the reflection, the scatter, the absorption, and the heat lens effect of the plasma acting on the laser beam and so on

    體對激光焊接物理過程及其質量的影響主要體現在等體與激光束之間的一系列相互作用上,如:等體對入射激光的反射、散射,等體對入射激光的負透鏡,等體對激光能量的吸收,等體的反沖力,等等。
  13. A study on the synthesis, structure and performance of linio2 - based compounds as cathode materials for lithium ion batteries was carried out systemically and in detail in this dissertation. as the first step of this study, a sol - gel method using citric acid as a chelating agent was developed. the reaction conditions in sol - gel process, pre - calcination process and calcination process, especially sintering temperature and sintering time in calcinations process, were analyzed and optimized carefully

    本文採用多種結構分析、表面分析、分析和電化學研究方法和實驗手段,從合成方法、結構特徵、電化學性能、穩定性和貯存性能等多方面對鋰鎳氧系列電極材料進行了系統深入的研究,制備出性能良好的鋰鎳氧系列電極材料,解釋了鈦的摻雜對電極材料的作用機理,揭示了鋰鎳氧系列電極材料的貯存失機理,並借鑒和發展了rietveld結構精修方法和tpd - ms技術在鋰電池電極材料研究中的用。
  14. On the other hand, the influence of the solid wall on the saturation thermodynamic parameter of argon under microscale condition was studied. a potential function was introduced and the problem of collision between molecules of argon and molecules in solid wall were dealed with. it is concluded that : when the scale of fluid argon is only one or two om larger than the effective distance between the solid wall and the molecules of argon, the scale of fluid argon and the molecules of solid wall have remarkable effect on the thermodynamic saturated properties of argon

    同時,本文還研究了在微尺度下固壁面對氬的飽和力學性質的影響,本文用了一種氬分與固壁面分相互作用的勢函數,並研究了氬分和固壁面分相互碰撞的問題,研究表明:當氬流體的空間尺度只比固壁面對流體分的有作用距大1 ~ 2個數量級時,尺度和固壁面分的作用會影響氬的飽和力學性質。
  15. Since the novel m41s mesoporous materials ( particularly mcm - 41 ) was firstly reported by mobil ' s researchers, much attention has been paid to this kind of materials. they have not only larger surface area, uniform pore structure and huge pore volume, which can reduce bottleneck phenomenon in molecular diffusion, but also higher mechanically and chemically stability as new inorganic materials. these materials have been widely used as catalysts, sorbents and separation materials as they were synthesized firstly

    介孔材料作為一種新型功能材料,由於其具有較大的比表面積、長程有序的孔道結構、較大的孔容、良好的擴散性能和能夠減小分擴散中的瓶頸等特點,以及作為無機材料所具有的機械和穩定性,所以自1992年mobil公司開發研製了以mcm - 41為代表的m41s系列介孔材料以來,被廣泛用於催化、吸附和分等領域。
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