散光測量計 的英文怎麼說

中文拼音 [sǎnguāngliáng]
散光測量計 英文
astigmatometer
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : 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) ...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 散光 : [醫學] astigmatism; astigmia散光燈 flood; floodlight; 散光光度計 light scattering photometer; 散...
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. On one hand, is the product of beam waist radius and half divergence angle, wavelength is not involved. so there is possibility to compare the acutal focusing ability among laser beams with different wavelength. on the other hand, is a calculated result by measuring experiment, and it is more brief and persuadable than m 2factor, since the latter one is a ratio with basic mode gauss beam

    論文研究論證了用值評價激束質的實際意義在於兩個方面,一方面它僅僅包含了束束寬和發角,不涉及波長的因素,使不同波長激束的可加工能力具有可比性;另一方面,值是根據對束傳輸路徑上不同位置處束寬實際結果的算值,比其在與基模高斯束進行比值算得到的m2因子更簡潔、更有說服力。
  2. As proved by experiments, the present method can effectively restrain the influence of speckle to the laser triangular measurement system and the obtained calibration accuracy is about 0. 05mm within 100mm depth range

    只需對特殊設的模塊進行一次,便可完成對整個系統的校準。該方法能夠有效的抑制激斑的影響,具有較高的系統精度。
  3. In this method of measuring time - resolved spectrum, a special light beam modulator translates the time - distribution of an optical spectrum into a space - distribution of light intensity of the light beam, and the space - distribution spectrum is dispersed by a multi - spectrometer, then it is detected by an ordinary 2 - d ccd array detector

    瞬態時間分辨譜方法的主要思想:使用特殊束調制器把譜隨時間的變化過程轉化為強的空間分佈,經色后,以二維探器接收並轉換信號為電信號,用通用算機控制採集並處理譜數據。
  4. A sil flying head is designed to keep the distance between sil and recording medium in near - field range. a sil optical data storage system is built up when the recording head is combined with sil flying head. meanwhile, using astigmatic focusing error detection technology and twin optical pick - up heads, a novel nontouching nanometer measurement method is developed to measure the flying height of sil, and provides us with a powerful tool to optimize the design of sil fly head

    在sil存儲技術研究方面,首先提出一種學玻璃熱熔加工製作sil的新方法,該方法克服了小半徑球透鏡加工的難題,成功製作出了半球固體浸沒透鏡;設了sil飛行頭系統,並利用學頭像法聚焦誤差檢原理,設出一種雙學頭sil飛行高度方案,實現了sil飛行頭飛行高度的
  5. After measured the laser energy distribution of kunming slr station, the parameters of this non - gassian and non - spherical symmetric laser beam were deduced according to correlation definition. applying its laws and deduced laser beam parameters, the change of laser beam dirvergence angle was studied in detail when adjusts transmission system focus. moreover, calculation based on these measured data indicates that the laser shaded by the second mirror of telescope is amazingly up to 39. 8 %, an optical element was designed for the settlement and it worked satisfactorily when put it into practice

    之後了雲南天文臺激的橫向能分佈,根據相關定義確定了這束非高斯非球面激的參數,應用它的傳輸變換規律和參數研究了調焦中激角的變化,並根據數據算出激發射時副鏡擋比例達到驚人的39 . 8 ,研製出劈解決這一問題,取得了很好的效果。
  6. Our next - generation high - resolution spectrometer is a novel combination of optics and electronics that is ideal for applications such as characterizing lasers, measuring gas absorbance, and determining atomic emission lines

    我們下一代高解析度分,是一種新的學和電子學器件的組合,對在激特徵分析,氣體吸率和確定原子射線等領域的應用很理想。
  7. Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust

    利用中國科學院大氣物理研究所與長春學精密機械研究所合作研製的太陽?大氣紫外譜輻射( sauvs ) ,到達北京地表的太陽直接和射紫外譜輻射,導出了大氣氣溶膠的學厚度。初步結果表明:北京紫外波段大氣氣溶膠的學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠學厚度的特點,並與一般晴朗天氣條件下的氣溶膠學厚度特點做了比較分析;分析了太陽紫外譜輻射中射輻射與大氣質、大氣總學厚度的定性關系和定表達式;最後與全球氣溶膠監網路( aeronet )北京站的資料做比對,表明反演結果基本合理。
  8. Based on the theories of non - diffracting imaging system in coherent light, the measurement system of point spread function ( psf ) of non - diffracting imaging system has been presented

    摘要在分析相干照明下無衍射成像系統理論的基礎上,設了無衍射成像系統的點擴函數的系統。
  9. When various diameter particles are irradiated by a collimated laser light beam, light scattering phenomenon takes place, and the scattering light parameter include the information of the particles size distribution. mie scattering theory is the fundamental principle of the particle size measuring instruments and its computations are complicate

    微型化霧粒粒徑分佈儀的原理是米氏射理論,當不同粒徑的顆粒被平行激束照射后,發生射現象,的參數包含有被顆粒粒徑的信息,但其數值大且復雜。
  10. The precise measurement data can be useful for antenna design and slot coupling studding. this paper gives it ’ s deduction through reciprocity principle and the structure of the optically modulated scatterer system. an applied optically modulated scatterer system is designed and photodiodes are used as modulation module

    本文給出以互易原理為基礎的調制射器法的理論推導,並用電二極體導開關作為射器中間部分的調制單元,設出了實用的調制射器微波硬軟體系統。
  11. This paper uses an optically modulated scatterer system to measure microwave field with minimal disturbance. this method is especially adapt to measure magnitude and phase of microwave field close to conductor and microwave field with complex path between source and field. so it can be used to measure radiation antenna ’ s near - field and microwave into slots

    調制射器的方法最大限度地減少了裝置對被場的擾動,特別適合於導體附近和具有復雜路徑場的幅值和相位分佈,可以用於對輻射天線近場的試以及孔縫耦合中場的,可為天線的設,微波孔縫耦合效應的研究提供較精確的實驗數據。
  12. Under our task experimental condition, we calculated the sensitivity of our planning to develop dial system with direct detection, besides, we studied the relationship between the sensitivity of measurement and atmospheric refractive - index structure constant and applied matlab program simulated the system parameters such as beam diameter, laser divergence angle, detection distance and gained relevant relationship curves

    在課題實驗條件下,模擬算了直接檢dial系統的靈敏度。在考慮大氣折射率結構常數對系統靈敏度影響的基礎上,並對各種系統參數如束半徑、束角和探距離對靈敏度的影響運用matlab程序做了模擬算,為合理選擇系統設參數提供了依據。
  13. We focused our discussions on the mechanism of saturation of the wakefield and the electron parametric instabilities which affect the process of the wakefield generation and electrons acceleration. we developed a 2 - dimension distributed parallel pic code under mpi parallel environment and got a good speedup ratio tested on yh - iv and pc computer groups

    為了解決研究激和稀薄等離子體相互作用所需的大算,我們研製了21 2d分式粒子模擬并行程序,在微機群和巨型機yh ? iv對程序并行性能進行了試得到了較高的加速比。
  14. The main part and key technique of the cpa system is study : the generation of the femtosecond laser pulse is study, the modulation and maintenance of the ti : s laser is learned ; the types of the measurement for ultrashort laser pulse is generalized and the interferometric autocorrelation is expatiated ; the varieties of the stretchers is sum up and aberration - free stretcher is calculated and optimized to improve the stretching ratio ; the pulse selection is analyzed and a single pulse can be selected successful from the pulse train at a repetition rate of 82mhz ; the kinds of the amplifier in cpa system is gathered up, the eight - pass pre - amplifier and a good many effects in it is investigated. finally, the second, third and fourth - order dispersions in cpa system is analyzed systemicly, and the according means for dispersion compensation is worked out

    對cpa系統的主要環節及關鍵技術進行了研究:掌握了鈦寶石激器的調節和維護技術,較深入地研究了飛秒激脈沖產生的機理,其中對群速色、自相位調制、自鎖模等問題進行了詳盡的分析;總結了超短激脈沖的技術,重點研究了干涉自相關法;在總結展寬器類型的基礎上,對無象差展寬器進行了理論算、優化設,提高了展寬倍數;深入論述了脈沖列的選單問題,熟練掌握了脈沖選單技術。
  15. The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage

    利用掠入射x射線分析( gixa )技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線射( saxs )技術了薄膜的厚度;採用原子力顯微鏡( afm )觀察了薄膜的表面形貌;運用能損失譜( eds )及x射線熒譜( xrf )對薄膜進行了成分標定;使用振動樣品磁強了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能試設備了真空磁場熱處理前後不同薄膜的巨磁阻值。
  16. According to the raman selection rule and the pl measurement, it is reasonable to evaluate the quality of galnp / algalnp mqw by analyzing the relative intensity ratio of a1p - lo / to. ( 4 ) a new modified random element isodisplacement ( mrei ) model is set up to calculate the dependence between the long - wavelength optical phonon frequencies and the composition of iii - v - type ab1 - xcx mixed crystals. the second neighbor force constants are still assumed to be a linear variation with the composition, but the two first neighbor force constants can be evaluated to be a negative exponent variation with the composition, using the overlapped repulsive potential of the ion crystal combination

    通過實驗我們找到了在這些結構參數上生產gainp algainpmqw的較理想的結果; ( 3 )首次用喇曼( raman )射方法研究了常溫下的gainp algainp多子阱結構,除了指認出喇曼譜中各學聲子模外,還結合樣品致發譜的結果,分析發現喇曼譜中alp - lo to的相對強度比可以在一定程度上評定晶體gainp algainpmqw的生長質; ( 4 )在修正的隨機元素等位移? mrei模型的基礎上建立了一個新模型,算了ab _ ( 1 - x ) c _ x型?族半導體混晶的長波長學聲子模頻率的組分變化關系。
  17. Standard practice for describing and measuring performance of dispersive infrared spectrometers

    式紅外線分性能描述和的標準實施規范
  18. The tuning curve of type - i phase matching of bbo opo are measured with accuracy ; the maximum conversation in total of the system is about 31 % at 615. 6 nm, and it is fitted well with the gtp formula ; in the end we compared the output linewidth and unstable cavity far field beam qua lity of the bbo opo under the condition of type - i phase matching and type - ii phase matching, it is proved that we can obtain the parametric output of linewidth less than 0. 3 nm and the beam divergence angle approaching diffraction limits by take the advantages of type - ii phase matching and unstable cavity designs

    了該系統的轉換效率最大為31 ,並能與理論公式極好地吻合,最後比較了在類相位匹配條件下和類相位匹配條件下的bbo - opo的輸出線寬,以及非穩腔的遠場束質,實驗結果表明,利用類相位匹配以及非摘要穩腔設可以獲得線寬小於0 3nlm 、束發角接近衍射極限的參輸出。
  19. Based on the direct and scattering irradiance spectra measurements of ultraviolet waveband arrived at beijing ground surface by the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ), a method for retrieving the atmospheric aerosols optical depth ( aod ) is given in this paper

    摘要利用太陽大氣紫外譜輻射( sauvs ) ,到達北京地表的太陽直接和射紫外譜輻射,給出反演大氣氣溶膠學厚度的一種方法。
  20. The interleaver with channel spacing of 50ghz is designed and prototype device is achieved. we test experimentally the interleaved spectrum in the c - band which is rectangle with ripple of less than 0. 1 db. and through measuring its time delay, we obtain the character of its dispersion. a novel architecture of 50ghz mfpi interleaver with different passband widths is put forward at first

    2 、設了通道間隔為50ghz的mgti型interleaver濾波器,獲得了該濾波器的原型器件;實驗得到了該器件在c波段兩組交錯分波的矩形化譜,其紋波小於0 . 1db ,通過對器件時延的,間接獲得了其色特性;首次提出mfpi型不等帶寬50ghz的interleaver濾波器技術方案。
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