輻射度單位 的英文怎麼說

中文拼音 [shèdānwèi]
輻射度單位 英文
radiometric unit
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • 輻射 : radiation; exposure; radio; beaming
  1. Illuminance of illuminating radiation is always measured in photometric units.

    照明的照通常是以光
  2. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統場的光子數密分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  3. Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity

    通過原子上能級與光子頻率帶隙邊緣的相對置或者光子態密,可以抑制或增強原子的自發。分析並得到了一些奇異的現象,如自發的諧振子行為、光的局域、光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比頻率分裂等。
  4. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的站無源定理論基礎上,本文第二章提出了幾種在角測量的基礎上增加角變化率及相對運動的離心加速等運動學參數的站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角及其變化率信息定和利用離心加速信息定的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的站無源定濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角及其變化率對機動源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角變化率和離心加速參數的獲取技術進行了研究,提出了幾種高精測量脈沖序列多普勒頻率變化率的方法。
  5. Workers whose annual dose is likely to exceed 6 msv are required to be classified as radiation workers. this requires that their exposure be measured and regularly monitored and that they be subject to periodic medical examinations

    全年吸收劑量有可能超過六個毫西韋特的人士,便被列為在下工作的人士,需接受接觸量的量和定期監察,並需定期進行身體檢驗。
  6. Our results explain the mechanisms of the composition and doping dependent thz radiation efficiency for the different crystals. experimental results in this thesis are useful for growing eo crystals with high performance, and suggest that more parameters are required for better characterization of this kind of crystals as thz wave emitters. the main results and conclusions are listed as follows : 1 ) experimental measurements with low cd composition zn1 - xcdxte < 110 > crystals ( 0 < x < 0. 25 ) as thz emitters indicate the optimum composition of x = 0. 05

    在國際上,我們首次用實驗研究了不同組分、不同摻雜的zn _ ( 1 - x ) cd _ xte < 110 >晶( x = 0 0 . 25 )對thz的吸收情況和它們產生thz的相匹配情況,並首次從晶體對thz的吸收和晶體的相匹配角解釋了這些晶體產生thz效率不同的原因。
  7. Microbolometer, which is the key part of umbirfpa, is the unit absorbing the infrared radiation and changing it into heat quantity and electrical quantity

    微測熱計是umbirfpa的核心部分,它是把紅外轉換為溫變化再轉換為電學量變化的象元
  8. A unit of length equal to one hundred - millionth ( 10 - 8 ) of a centimeter, used especially to specify radiation wavelengths

    埃長,等於一厘米的百萬分之一( 10 8 ) ,用來記錄波長
  9. In this paper, the author will firstly introduce the meanings of the photometric units, photosynthetically active radiation and photosynthetic photon flux, then theoretically derive the relations of the three units above, and finally utilize the full range of spectral characteristics of three different lamp to illustrate the process of conversion

    該文在介紹人眼光學、促進光合作用功率和光合作用光子流量的基礎上,主要從原理上推導出三個之間的轉換關系,最後用三種光源具體舉例計算。
  10. After summarizing related researches on computer go, we make thorough study on some key problems in this dissertation. the innovative points are as follows : 1 , influence model is constructed to scale the influence that stones make, to estimate the areas of two players, and to divide stones into groups. according to the game situation evaluation based on influence model, the system can choose the key position of attack or defense

    本文在對相關文獻進行了全面綜述后,圍繞計算機圍棋中的若干關鍵問題進行了深入研究,主要的創新性內容如下: 1 ,建立棋子的影響模型,將棋子向棋盤其它部分的影響量化,從而判斷對弈雙方的控制領域,並據此將棋子分塊,組成戰斗的基本,通過對棋塊強弱程的分析,產生攻防著點。
  11. In the temperature measurement, using a means of the optical fiber homochromous radiation temperature measurement, the mathematical model is created, and the temperature is monitored in real time. in the displacement measurement, the reflex mode method of displacement measurement of optical fiber is adopted. in order to eliminate the unstability of measurement system created by the illuminant receiving outside disturbance, the system designs referenced channel to assure the reliability of measurement and monitor the change of displacement in rea time

    在溫測量中,採用光纖式溫測量方法,建立數學模型,實時監控溫的變化;在移測量中採用光纖反移測量方法,為消除光源受外界干擾給系統測量帶來的影響,系統設計了參考通道,以此保證測量的可靠性和高精,實時監控移的變化。
  12. Absorbed dose is a physical quantity to measure the radiation energy absorbed by unit mass of substances

    吸收劑量是用來量電離與物質相互作用時,質量物質吸收能量多少的一個物理量。
  13. What is absorbed dose ? absorbed dose is a physical quantity to measure the radiation energy absorbed by unit mass of substances

    吸收劑量是用來量電離與物質相互作用時,質量物質吸收能量多少的一個物理量。
  14. The asipp microbeam has brought widespread attention, and has profound and far - reaching signification in bioengineering fields. this thesis mainly focuses on discussing study and implement of the control program for the asipp microbeam. the control program can be divided into three logical modules : microscope stage controller, count of the number of radiated ions and control of the electronic beam shutter, and micro - imaging system

    本課題作為實施粒子束照細胞系統的一部分,主要任務是通過對asipp微束裝置計算機控制的研究,設計「 asipp微束裝置計算機控制系統」軟體,確保實驗過程中定量的精確和定的準確性,實現真正意義上的「定點」和「定量」 。
  15. In addition, the control of spontaneous emission of a three - level atom embedded in photonic crystals was investigated in this paper, because the model of two - level atom is siple. as it shows, the properties of spontaneous emission depend not only on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density but also on the intial atomic state

    二能級畢竟是最簡的模型,故在最後,還對光子晶體中三能級原子的自發特性進行了研究。結果表明,其自發除了依賴于原子上能級與光子頻率帶隙邊緣的相對置或光子態密外,還依賴于原子的初始狀態。
  16. The main works and results are as follows : 1. by use of one order multiple scattering theory, light scattering and reflection by a single coating layer is analyzed. the variance of radiation intensity, bidirectional reflection distribution function ( brdf ) and laser radar scattering cross section with coating layer parameters is given, with the effect of rough contrast on bidirectional reflection distribution function

    本文主要研究了層和多層塗層結構介質的光散特性,以及近場條件下復雜目標對激光波束的散,其主要工作如下: 1 、採用一階多重散近似理論分析層塗層對光波的散和反,計算並討論了、雙向反分佈函數和面積激光雷達散截面隨塗層結構參數的變化規律,數值分析了粗糙基底對雙向反分佈函數的影響。
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