emission mechanism 中文意思是什麼

emission mechanism 解釋
發射機制
  • emission : n. 1. (光、熱、氣體等的)發出,發射,射出,放射;傳播。2. (紙幣等的)發行;發行額。3. 發出物,放射物。4. 【醫學】排出;遺精。
  • mechanism : n 1 (機械)結構;機械裝置[作用];(故事的)結構。2 【哲學】機械論 (opp vitalism)。 3 【文藝】...
  1. The reason is a fundamental one associated with the mechanism of light emission.

    其基本原因涉及到光發射的機理。
  2. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。
  3. Ultraweak biophoton emission and its mechanism during seed germination of amaranthus hypochondriacus

    莧菜種子萌發過程的超微弱發光及其機理研究
  4. The color of devices is disturbed badly and the luminescent efficiency of devices is degradated because of exciplex ' s emission. the mechanism is investigated in this paper on the formation of exciplex and on the mixing - layer device structure eliminating the exciplex based on rare - earth complex, specially on eu ( dbm ) 3bath and gd ( dbm ) 3bath. it is thought that the exciplex results from the interaction between the singlet excited state of the ligand of electron acceptor material and the ground state of electron donor material

    本論文以稀土配合物oel為重點和基礎,以eu ( dbm ) _ 3bath和gd ( dbm ) _ 3bath為典型材料,研究了激基復合物的形成和稀土配合物器件中混合層能夠消除激基復合物,認為激基復合物是電子受體材料配體能級的單重態與電子給體材料的基態相互作用而產生的。
  5. With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature

    含有少量雜質的剛玉晶體( - al _ 2o _ 3 )不僅由於其色澤艷麗成為人們珍愛的名貴寶石,而且由於它具有的優異性能,被廣泛應用於電工、機械、激光器,光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料,用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料(禁帶寬度3 . 37ev ) ,現已發現具有室溫下受激發射特性,有可能實現室溫下半導體紫外發光。
  6. Field emission characteristic and mechanism of a novel diamond films cathode

    新型金剛石薄膜場電子發射的特性
  7. Enterprises in clean development mechanism projects, which have effectively contributed to the reduction of ghg emission in

    (清潔發展機制)項目的合作,有效地利用經濟杠桿促進了溫室氣體
  8. Under the conditions of market economy, we must use the market mechanism to protect the environment, cultivate essential environmental market, set up economy inspirit system and mobilize the enthusiasm of principal part of the market. as the legalized economic system, the emission rights trading has been used in developed countries at large, part areas in our country have tried to make experiments. the text points out several basic issues related on emission rights trading, including total amount control, emission license and application of emission rights abroad. combining chinese present problems on applying system of emission rights trading and several cases on emission rights trading in some cites, the thesis explains that it is necessary and promising that emission rights trading is applied in china

    本文通過對與排污權交易制度相關的幾個基本問題:總量控制、排污許可證及排污權交易在國外環境領域中的應用的介紹,結合我國目前排污收費制度存在的問題和幾省市進行排污權交易試點的情況,指出排污權交易這一法律化的經濟制度在我國既有應用的必要和前景,也具有相應的運用基礎和條件,並對我國實施排污權交易制度可能遇到的問題及與之相配套的環境立法提出了設想,以期能引起我國學者關于排污權交易制度的大討論,不斷完善排污權交易制度,使其在環境領域中發揮重要作用,成為發展經濟、保護環境這兩個齒輪正常、高速運轉的潤滑劑。
  9. Emission mechanism of volatile compounds from ashleaf maple feeding - damaged by anoplophora glabripennis motsch

    光肩星天牛取食后復葉槭揮發物的釋放機制
  10. Emission producing mechanism of diesel emission and the impacts on human and environment caused by these substances are discussed firstly, drawing a conclusion that particulate and nox are the key of diesel emission control and developing a basic knowledge on emission regulations and testing technologies. a few after - treatment technologies of diesel engine are summarized and a simple evaluation system is created

    論文首先分析了柴油機有害排放物的生成機理以及對人體與環境的影響,指出pm和no _ x是柴油機的主要排放物,也是柴油機排放控制的難點與重點,總結了當前國內外柴油機排放標準和測試技術,綜合分析了幾種可能在近期內實用化的后處理技術,並提出了一套簡單的評價體系。
  11. With the engineering thermophysics subject as a main theory basis, the boiler, the steam turbine, the internal combustion engine and the other new, being developed power machinery and system as the research object, the application of engineering thermodynamics , heat transfer, computer system control theory, environmental science, microelectronics technology, energy - saving technology and other knowledge , study the process and the basic law of fuels chemical energy and liquid kinetic energy to converse to the power securely and efficiently and low ( or no ) impurely ; study the energy conversion process systems and technology of equipment automatic control ; study the producing mechanism and emission control technology of combustion pollutants ; study energy - saving technologies and the development of new energy technologies

    熱能工程是以工程熱物理學科為主要理論基礎,以鍋爐、汽輪機、內燃機和正在發展中的其它新型動力機械及系統為研究對象,運用工程熱力學、傳熱學、計算機自動控制理論、環境科學、微電子技術、節能技術等學科的知識,研究燃料的化學能和液體的動能安全、高效、低(或無)污染地轉換成動力的基本規律和過程;研究能量轉換過程中的系統和設備的自動控制技術;研究燃燒污染物生成機理與排放控制技術;研究節能技術與新能源的開發技術。
  12. The mechanism of fuel saving and emission reduction were discussed in this paper. based on surface chemistry, proper emulsifiers were selected to produce stable emulsified diesel oil, which contains different amount of water. the characters of emulsified fuel such as viscosity, heat value and factors in connect with stability were analyzed

    本文以利用乳化油減少柴油機燃油耗和降低排氣污染為主要目標,先從理論上分析了乳化油節能和降低排放的機理,然後利用表面化學的知識篩選出適當的表面活性劑,復配出高效的復合型乳化劑並用其配製出不同摻水率的穩定的乳化柴油,對乳化油的物性(粘度、熱值等)及影響乳化油穩定性的因素進行了分析。
  13. As a nondestructive technique to measure the inner fine structure of the cathode, the ict has the unique advantage. we discussed the emission mechanism of thermionic cathode, and tried to explain the excellent performance of mixed metal cathode by richardson formula and muller ' s computational model

    4 )就當前鋇鎢陰極發射機理的兩個主要理論模型作了自己的探討,並初探了鋇鎢陰極中鋇的供應機制及發射壽命預測的問題,而且用理查遜公式的推導和muller計算機模擬法解釋了混合基鋇鎢陰極的優良性能。
  14. A study on acoustic emission mechanism in engine tribological process for piston - liner

    缸套磨損過程聲發射機理研究
  15. Research on their field emission characteristics with fem and fim is helpful to the understanding of their field emission mechanism and the relationship of their end structures with their field emission properties. two methods of assembling swnts on tungsten tips such as physical method and chemical method were provided. the influence of different assembling methods on their field emission characteristics was analyzed

    本文給出了將單壁碳納米管組裝到鎢針尖上的兩種方法,即物理組裝方法和化學組裝方法,並分析了不同組裝方法對單壁碳納米管場發射特性的影響,討論了單壁碳納米管場發射像與場離子像之間的對應關系以及單壁碳納米管場發射電流的穩定性及其影響因素等。
  16. For example, the simultaneous multiple wavelength observation of certain pulsars help astronomers to more precisely determine their radiation emission mechanism

    例如利用這觀測法來觀測脈沖星,可幫助天文學家確定其輻射發放機制。
  17. 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等離子體環境進行了原位診斷;初步探討了金剛石薄膜生長的動力學過程;並採用輝光等離子體輔助化學氣相沉積( cvd )技術制備得到了n型金剛石薄膜。
  18. Pulsar radio emission is markedly different from other astrophysical radio sources, characterised by extremely high brightness temperature and high degree of linear or circular polarization. the high brightness temperature of the pulsar radio emission implies that the underlying emission mechanism must be coherent. so far there is no widely accepted model for the radio emission. this paper discusses recent developments in studies of the production and propagation of pulsar radio emission

    脈沖星的射電輻射與其他天體物理輻射源有很大的不同,因為它們有著極高的亮溫度和高度的線或圓偏振.極高的亮溫度意味著起作用的發射機制一定是相干的.至今尚無對這種輻射普遍接受的模型.本文討論了關于脈沖星的射電輻射產生和傳播研究中的新進展
  19. With the development of high power microwave tube, the theoretical and experiment investigation of the high performance cathode have been conducted. the research work includes how to prepare the high performance cathode and the effect of the based metal on the cathode emission, the measurement of the inner and surface fine structures of the cathode, the discussion of emission mechanism of thermionic cathode. after a lot of experiment, we finally determined the cathode preparation with an excellent emission

    為了適應大功率微波管的發展,本文展開了對高性能(大電流密度、長壽命)陰極的研究,研究工作包括陰極制備工藝、鋇鎢陰極基金屬對陰極發射性能影響、以及鋇鎢陰極基底內部結構無損檢測及表面形貌檢測、鋇鎢陰極發射機理探討及應用四個方面的實驗和理論的研究。
  20. Carbon nanotubes were regarded as one of the most outstanding field emission materials, but up to now the viewpoints on their field emission mechanism were different. swnts " structure is simple and the relationship of their structure and properties is direct

    單壁碳納米管的結構較為簡單,結構與性能之間的關系比較直接,用場發射場離子綜合測試儀對其場發射特性進行研究有助於對其場發射機理的認識,明確單壁碳納米管的埠結構與其場發射特性之間的關系。
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