消光方向 的英文怎麼說
中文拼音 [xiāoguāngfāngxiàng]
消光方向
英文
extinction direction-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。Franz had remained for nearly a quarter of an hour perfectly hidden by the shadow of the vast column at whose base he had found a resting - place, and from whence his eyes followed the motions of albert and his guides, who, holding torches in their hands, had emerged from a vomitarium at the opposite extremity of the colosseum, and then again disappeared down the steps conducting to the seats reserved for the vestal virgins, resembling, as they glided along, some restless shades following the flickering glare of so many ignes - fatui. all at once his ear caught a sound resembling that of a stone rolling down the staircase opposite the one by which he had himself ascended. there was nothing remarkable in the circumstance of a fragment of granite giving way and falling heavily below ; but it seemed to him that the substance that fell gave way beneath the pressure of a foot, and also that some one, who endeavored as much as possible to prevent his footsteps from being heard, was approaching the spot where he sat
弗蘭茲在那條廊柱的陰影里差不多躲了一刻鐘光景，他的目光跟隨著阿爾貝和那兩個手持火把的向導，他們已從斗獸場盡頭的一座正門里轉了出來，然後又消失在臺階下面，大概是參觀修女們的包廂去了，當他們靜悄悄地溜過的時候，真象是幾個倉皇的鬼影在追隨一簇閃爍的磷火，這時，他的耳朵里突然聽到一種聲音，好象有一塊石頭滾下了他對面的臺階，在這種環境里，一片肅落的花崗石從上面掉下來原是算不得什麼稀奇的，但他覺得這種石塊似乎是被一隻腳踩下來的，而且似乎有個人正向他坐的這個地方走過來，腳步極輕，象是竭力不讓人聽到似的。The control and mitigation measures cover mechanical ventilation, filtration, differential pressure control, directional airflow control, local exhaust ventilation, and ultraviolet germicidal irradiation ( uvgi ) disinfection
控制和降低污染物的方法有控制機械通風的量，過濾法，控制壓力差，控制氣流方向，增加局部排器裝置及利用紫外殺菌光來消毒。Paopaolong did like the game, can be the same color bubble collection together, and then also issued to, 3 or more colors can be inclined, leisure essential good ah : game controls : cursor keys control curs catch a ball and throwing the ball, , the player can control the direction and move around
很像泡泡那樣的游戲，可以把相同顏色泡泡收集到一起，然後再同時發出去，三個以上同色的就可以消掉，休閑必備良品啊：游戲操作：光標鍵「 」 ， 「 」控制小人接球和扔球， 「 」 ， 「 」 ，可以控制玩家左右移動的方向。Introduction : paopaolong did like the game, can be the same color bubble collection together, and then also issued to, 3 or more colors can be inclined, leisure essential good ah : game controls : cursor keys control curs catch a ball and throwing the ball, , the player can control the direction and move around
攻略：很像泡泡那樣的游戲，可以把相同顏色泡泡收集到一起，然後再同時發出去，三個以上同色的就可以消掉，休閑必備良品啊：游戲操作：光標鍵「 」 ， 「 」控制小人接球和扔球， 「 」 ， 「 」 ，可以控制玩家左右移動的方向。When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity
當受到各向同性微擾時，我們發現嚴格的矢量理論所得到的耦合系數表達式中並不包括wei - pinghuang的理論中的偏振耦合項，更確切的說，偏振耦合項正好與因弱導近似而忽略的項相抵消，這就是標量理論所得到結果（有偏振耦合項）與矢量理論在標量近似下的結果（不含偏振耦合項）不一致的原因所在；當各向異性微擾時，我們得到了包含微擾介電張量各個分量的橫電磁場耦合波方程，討論了微擾介電張量各個分量對耦合的影響，而且從橫電磁場耦合波方程出發得到了形式更加簡單的只含有橫電場系數的緩變分量c _ （ z ）的耦合波方程和耦合系數表達式，並以弱導近似下的單模光纖兩正交偏振模耦合為例對耦合系數在不同條件下的取捨做了定性的分析。Secondly, the mathematical radiation extinction model of nonspherical particle is developed based on t - matrix method, and a computer program is designed to calculate the extinction cross section, scattering cross section, absorption cross section and scattering phase function of fixed or randomly oriented axially symmetric particle
然後根據t矩陣方法，採用回轉體微粒消光特性的計算模型編制出的相應程序，對固定取向和隨機取向的非球形回轉體微粒的消光截面、散射截面、吸收截面及散射相函數進行了計算。First we abstract the real world to construct the 3d geometrical model by polygons, then after the site and direction of observation is specified, we can create a virtual reality scene after a process of polygons drawing, staining, concealing, lighting, projecting
首先對真實世界進行抽象，從而建立其3d幾何模型，一般用多邊形表示。在給定觀察點和觀察方向後，利用計算機實現多邊形繪制、著色、消隱、光照以及投影等一系列過程，產生虛擬場景。Its buildings run north to south, and a walk street in the middle and retail markets at both sides ; business and catering are mainly dealt on the 1st and 2nd floors, and small - sized guest rooms, business offices and apartments on the upper floors ; the walk street, 17 m wide and 13m in part, with 4 entries and exits, set in the four directions of walk street, and it neighbors the port in the north, with game playing halls and other amusement facilities for tourists break and amusement when they wait in the port ; business offices and small hotels in the west adopt the court - style, which small scattered pattern is not only convenient to isolate operation, but also to lighting and ventilation, vertical greening by bottom roof platform, office and accommodation environment and space level and commercial value improvement
工程建築南北走向，中間為步行街，兩側為門市；一層、二層以商業、餐飲為主，上部各層布置小規模旅館客房、商務辦公和商務公寓；步行街寬17米，局部13米，出入口有四個，分別設在步行街南北東西處，北側靠近港口處布置電腦游戲廳等娛樂設施，主要供港口等候遊客短時間休息、消遣使用；西側的商務辦公與小旅館採用了院落組合式，一方面，小型化的分散布局便於獨立經營，另一方面，也有利於房間的採光通風，並利用底層屋頂平臺豎向綠化，改善辦公和住宿環境，提高空間層次和商業價值。And we test how the laser ' s intensity changes with time through six kinds of cofe2o4 ionic magnetic fluid when laser has the same direction as the magnetic field ( be perpendicular to the magnetic fluid film )
用相消法設計了測試磁光效應一一透射光強的裝置，測試了光線與外磁場方向一致（都垂直於磁性液體薄膜）的情況下，透過六種cofe 。 0 。First we collect signals by shake and infrared temperature sensor, transfer them to computer by a / d instrument, dispel zero excursion of sensor and in - linearity of a / d transformation, save them in the form of data file. then transfer them to matlab, analyze and dispose by wavelet function and toolbox. by lot of experiments and data analysis we find distinct change of the character in different fault states
然後，我們在現場對砂光機進行實驗，利用振動及紅外線溫度傳感器現場實時採集信號，通過a / d采樣卡送入計算機中，採用逆向建模的新方法來消除傳感器零漂及a / d轉換的非線性，再以數據文件形式保存，然後在matlab中調用數據文件，應用小波函數及工具箱對其進行處理分析，經過大量的實驗及數據分析發現在不同的故障狀態下，特徵量有明顯變化。The technical breakthroughs in growth of nd : cngg had been made. in particular, continuous laser operation was achieved from nd : cngg pumped by ld. when the crystal wafer was end - pumped by one bar of ld with 807nm wavelength, the cw laser output power of 123. 1 mw was obtained with slope efficiency of 22. 3 %
本論文用自動化熔體提拉技術成功生長出< 111 >方向的直徑25mm以上，長度80mm以上的平界面無核心nd : cngg單晶，確定了晶體結構和物相，測量了晶體的光譜性能，晶體消光比達到34db ，晶體生長技術有新的突破，實現了連續激光運轉，用單支807nm半導體激光二極體端面泵浦該晶體片子，在國內首次獲得123 . 1mw的1 . 062 m連續激光輸出，斜效率達22 . 3 % 。( 2 ) with the condition of table 4. 2, the average reflectance decreases and the low reflectance vale moves towards shortwave, the influence on the extinction coefficient ( k ) of the films is very little, refractive index has trend of decrease and the thickness of the films decrease when increasing the total gas pressure, and the refractive index fix on a constant value when the total pressure exceeds a certain value. the phase of tio2 change from rutile to anatase and the size of surface grain change from big to small
（ 2 ）隨著總氣壓的增加薄膜的反射低谷向短波方向移動;總氣壓對消光系數k影響不大;隨著總氣壓的增加薄膜的折射率出現了下降的趨勢，但當總氣壓達到一定的量值時折射率的變化趨于穩定;薄膜的厚度隨總氣壓的增加而減少;隨著總氣壓的增加tio2的晶體結構由金紅石相向銳鈦礦相轉變，薄膜的表面的顆粒度大小由粗大變得微小細密。We draw the conclusion that 1000ppm cr : sbn crystal has greater phase - conjugate reflectivity than 500ppm cr : sbn crystal. we find that the phase - conjugate reflectivity depends on the direction of two - wave coupling. we utilize 1000ppm cr : sbn crystal to correct a distorted picture because of its super phase - conjugate characteristic
還討論了光束耦合方向對cr ： sbn晶體的四波混頻相位共軛特性的影響；利用cr ： sbn晶體四波混頻相位共軛特性進行了圖像畸變消除的實驗。( 3 ) with the condition of table 4. 3, with increasing of temperature the average reflectance value decreases and the minimum reflectance point moves towards red direction. furthermore, temperature has little effect on the extinction coefficient ( k ). however, the refractive index value decreases remarkably when the temperature reaches about 240, but it does not change much when the temperature is below 180 and the thickness of the films increase when increasing the temperature
（ 3 ）隨著溫度的增加薄膜的平均反射率降低並且反射低谷向長波方向移動;溫度對消光系數k影響不大;當溫度低於180薄膜的折射率變化不大，當溫度達到240左右時薄膜的折射率明顯降低;薄膜的厚度隨溫度的增加而增加;隨著溫度的增加tio2的晶體結構由混晶變為單一的銳鈦礦相，薄膜的表面的顆粒由多變少，表面形貌由粗糙多孔變得細膩平滑。He saw through the fog, in the dip between two hills near the village of pratzen, russian columns with glittering bayonets moving always in one direction towards the valleys, and vanishing one after another into the mist
他在霧靄中望見，普拉茨村附近的兩座大山之間形成的窪地上，俄國縱隊都朝著一個方向向谷地前進，刺刀閃爍著亮光，他們一個跟著一個在霧海中逐漸地消失。分享友人