激光影響 的英文怎麼說

中文拼音 [guāngyǐngxiǎng]
激光影響 英文
laser effect
  • : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
  • 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
  1. The investigation of the effect of temperature field, stress field and the adscititious physical field on the sls can lead to the systematical analysis and elimination of the disfigurements existed in the metal parts prepared by sls

    通過研究燒結的溫度場、應力場以及研究外加物理場對燒結的,可以系統分析和解決燒結金屬零件存在的缺陷。
  2. The factor of influence on laser cladding quality

    熔覆質量的主要因素
  3. The influence of the parameters such as d and d ( illm thickness ) on laser induced voltage had been discussed

    根據該公式,對感生電壓的一些參量如、 d 、薄膜的厚度d等進行了討論。
  4. Based on the diopter status of myopia and hypermetropia, the paper presented the principle of excimer laser refractive surgery, the change of impacting cornea curvature on the cornea diopter. in this chapter, we also discussed excimer laser - corneal tissue interactions and photoablation. determine the relationship between the fluence of arf excimer laser and the cornea ablation rate, attain the relationship between the energy density and the ablation depth

    研究了與生物組織相互作用、蝕作用及準分子消融角膜的機理;首次定量研究193nm準分子高斯束的切削量與能量密度的關系,計算單個脈沖角膜切削量;發現了角膜曲率對切削效果的,首次提出了角膜曲率半徑、切削位置與切削深度的關系;首次定量確定了斑參數及其排列方式對術后角膜表面粗糙度的,為更精確實現角膜切削和提高切削后角膜表面潔度、減少手術后角膜渾濁及角膜表面術后不規則提供了理論依據。
  5. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用密度泛函理論計算了這些分子在低發態下的單、雙子吸收強度,重點研究了分子的長度、中心和給體的供電子能力對分子單、雙子吸收的。研究結果表明,分子長度與單子吸收強度之間有密切關系,而在雙子吸收中這種關系較弱;中心在雙子吸收中具有重要的作用;在中心和受體一定的情況下,增加給體的供電子能力,可提高雙子吸收強度。
  6. The simulation results suggest that, at the end of the scanning line, the dissymmetric temperature field and the great temperature gradient result in the balling phenomenon and great thermal stress, which could lead to the destruction of the sintering samples in this region. because of the coupling effect between scanning lines, the balling phenomenon is increased as the increase of the scanning lines, thus the over short scanning lines should be avoided in the sintering process. different scanning strategies have significant influence on the sintering

    模擬結果表明,掃描端點溫度場的不對稱及較大的溫度梯度造成了端點球化現象,並在端點處產生較大的熱應力,使燒結成形試樣易在此處破壞;掃描線間的耦合作用使端點球化現象隨掃描線的增加而逐漸顯著,燒結時應避免過短的掃描線;不同掃描策略對燒結成形有很大,交替掃描會燒結試樣的質量,實際製造時應採用單向掃描策略。
  7. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  8. In the process of the synthetic experiment with the pearlizer, the researchers focus their efforts on the exploration of the following areas concerning the artificial pearliser : ( 1 ) the material ratio ( 2 ) the amount of the catalyst used ( 3 ) the effect of such technological conditions as temperature and time on the performance of the final product, and ( 4 ) the ester value, acid value, yield rate, and appearance

    在這次珠劑的合成實驗中,我們主要從以下凡個方面進行了探索研究工作: ( 1 ) (探索了珠劑合成的)原料配比. ( 2 ) (探索了珠劑合成的)活劑用量. ( 3 ) (探索了珠劑合成中的)溫度、時間等合成工藝條件對產品性量的. ( 4 )探索了酯值,酸值、產率、外觀等。
  9. Clinical observation of he - ne laser extravascular irradiation therapy

    氦氖血管內照射對急性腦梗塞患者血液流變學等的
  10. Regulating effects of hormones on fertility alternation in thermo - photo - sensitive genic male sterile wheat

    素調控對小麥溫敏核不育系育性轉換的
  11. It has reported that the amygdaloid complex exerts ianuence on the medial geniculate body and the auditory cortex. not only the light evoked response of latera geniculate cells can be modulated by the amygdaloid complex, but also their receptive field characterstics. the pathway of this modulating innuence is amygdala isual cortexateral geniculate

    已有的工作表明,杏仁復合體可對內膝體和聽皮層聽覺信息產生作用,在視覺上,杏仁復合體不僅對兔外膝體神經元閃反應活動產生抑制和易化,而且對外膝體神經元的感受野特性具有調製作用,這種作用是通過杏仁-視皮層-外膝體途徑而實現。
  12. 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等離子體羽的發機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對燒蝕等離子體譜線的,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰效應」相互競爭的綜合結果。
  13. Relationship of laser light guided fiber and heat zone by laser irradiation

    間質熱療法中纖終端形狀對加熱區域的研究
  14. ( 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等離子體譜:在420 570nm波長范圍內觀測了燒蝕cu等離子體的譜和各發射譜線在等離子體中的空間分佈;比較了能量對cu等離子體發射譜、電子溫度的;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,觀測了燒蝕cu等離子體譜的空間分佈。
  15. Abstract : available irradiation range of laser irradiator influences the efficiency of weapon system of laserhalf initiative end guilding shell

    文摘:在半主動末制導炮彈武器中,照射器的有效照射距離對武器系統的作戰效能有著很大
  16. Excimer laser photorefractive keratectomy for lower to moderate myopia : 3 year follow - up

    準分子性角膜切削術對角膜內皮細胞的
  17. It has been shown that when the partially coherent beams propagate in the atmosphere, it may be less affected by turbulence than are fully coherent ones. moreover in laser fusion a highly coherent beam is transformed into a partially coherent beam, for reducing the speckle and for getting more smooth focused spot

    例如,部分相干在大氣中傳輸時所受大氣騷動的要比完全相干小得多;並且部分相干束具有強比較均勻,對散斑低靈敏等優點而被應用於核聚變等領域。
  18. Effects of latent heat on temperature field in laser cladding process

    潛熱對塗敷過程中溫度場的
  19. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體量子阱器是一種性能優越的發器件,具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個器器件製作的基礎,對器件的學和電學性能有著重要的,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體器製作過程之中的重中之重。
  20. The reasonability of fadw designing should be proved experimentally, so this paper studies the various running properties of the fadw whose output window ' s size is 30mmx30mm experimentally. it uses the methods of the far - field beam profile measurement, the lateral shearing interferometer ( lsi ) and the hartmann - shack wavefront sensing to measure the window ' s optical qualities when the fadw works in the situations of different inlet total gas pressure

    夏克波前傳感器分別對現有的口徑為30mmx30mm的氣動窗口的學特性和對輸出束質量的進行了實驗測量和分析,同時建立了氣動窗口的性能測量的實驗方法,並分析了fadw對輸出激光影響的物理機制(如類透鏡效應等) 。
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