鏡反射方向 的英文怎麼說
中文拼音 [jìngfǎnshèfāngxiàng]
鏡反射方向
英文
specular reflection direction- 鏡 : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 射 : 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) ...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 方向 : direction; orientation
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In the retrofocus project, a retrofocus structure with two elements is used in the object lens to enlarge fov and back working distance, in the head of which the negative meniscus have the effect of balancing aberration and deviating rays like a prism. and a standard hyperhemisphere immersion lens with high refractive index is put behind the object lens to satisfy the receiving of a detector with smaller photosensitive
反遠距設計方案中物鏡採用二片式反遠距結構,增大了視場和后工作距離,彎月型負透鏡在前,具有平衡像差和棱鏡的偏向作用;物鏡後放置高折射率標準超半球型浸沒透鏡,滿足小光敏面探測器接收。After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control
在指向反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機,並採用感應同步器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和位置的精確性。The spectral analysis of non - orthogonal functions cannot be obtained by orthogonal integration method. only the spectral analysis of some particular non - orthogonal functions can be realized by integral transformation. thus, the concept of reflection matrix is proposed and the mirror symmetry of spectral analysis for non - orthogonal function is revealed. any element functions whose reflection matrix can be obtained possesses its inverse element function. the spectral vector corresponding to an element function possesses its inverse spectral vector corresponding to the inverse element function. by reflection matrix the mapping relation of element function pair and spectral vector pair can be established. spectral analysis of non - orthogonal functions can be obtained with this symmetry by using the integration method as in the case of orthogonal functions, instead of calculating the inverse matrix as usual. so a convenient and practical method for spectral analysis of non - orthogonal functions is offered
非正交函數不能利用正交積分來實現譜分解.僅有某些特殊的非正交函數可以通過積分變換實現譜分解.本文提出了反射陣的概念,揭示了非正交函數譜分析的鏡像對稱性.任何能夠建立起反射陣的元函數存在著它的逆元函數,並且任何基於該元函數的譜向量同時也存在著基於逆元函數的逆譜向量.元函數對與譜向量對通過反射陣建立映射關系.利用這種對稱性,非正交函數可以象正交函數一樣使用積分方法獲得譜分解結果,而不必使用求解逆陣的方法,從而為非正交函數的譜分解提供了便捷、實用的方法This energy, after leaving a very thread - like, thin line in the medulla oblongata, settles down in three and a half coils in the triangular bone at the base of the spinal cord mooladhar
2投射到棱鏡兩邊的光線經反射后形成相反的方向,在大腦部分相交。這兩束光線分別被左脈ida和右脈The fast - steering mirror is a device used to control the direction of light beam accurately, with great inertia mechanical structure, form a compound shaft tracking system which apply to drive and stabilize the light beam
快速控制反射鏡是採用反射鏡面精確控制光束方向的一種裝置,與大慣量機架結構的主系統共同構成復合軸跟蹤系統,在各種光學系統中用於對準和穩定光束。And it should be linear polarization in s direction by analyzing the relations between the reflection, absorption loss of optical thin film at oblique incidence and the polarization state, and at this time the brewster window made of very low - absorption material can be used
通過對斜入射高反射鏡反射率、吸收損耗與光束偏振特性間的關系進行分析,表明諧振腔內的本徵振蕩最好應為s方向的線偏振光,這樣光束輸出窗口還可採用布儒斯特窗。The influences of the thermal deformation of resonator mirrors induced by absorption of laser energy on geometric structure parameters of unstable resonators and intensity distributions of the far field were theoretically analyzed using finite difference methods
摘要利用交替方向隱式有限差分法分析了高能激光器虛共焦非穩腔反射鏡的溫度場及熱變形的數值計算方法。The maturest method of designing the dbc in usa is making a dielectric slab with ir reflective coating
國外較成熟的二向色鏡制備方法是在介質基板上鍍多層介質紅外高反射膜。If they are observed under polarized light with a red compensator, they appear yellow ( negatively birefringent ) in the main ( " slow " ) axis of the compensator and blue in the opposite perpendicular direction
如果用紅光補償棱鏡在偏振光下觀察,在補償棱鏡的主( 「慢」 )軸方向呈黃色(反雙折射)而在相反的垂直方向呈藍色。The san diego group showed that microwaves passing through a small prism of the metamaterial were refracted in the opposite direction of waves passing through a similarly shaped prism of teflon ( teflon is to microwaves as glass is to visible light )
他們讓微波通過一小塊以此種類材料製成的?鏡,微波折射的方向與通過類似形狀的鐵氟龍塊時相反(微波通過鐵氟龍的折射率,相當于可見光通過玻璃的折射率) 。The main work of the thesis is as follows : we design a novel omni - mirror more applicable in robocup, which is made up of an isomeric horizontal mirror and an isomeric vertical mirror and can make the resolution of the imaging of the objects near the robot on the field constant and make the distortion of the imaging of the objects far from the robot small in vertical direction ; we select a 1394 digital color camera and complete the development of its software program for data acquisition ; we design a image processing algorithm for the panoramic image, which can segment the image by color, extract the features of image fast and effectively and complete the recognization of target ; according the character of the imaging, we design a new fast hough transform algorithm for line detection, which can detect the white mark lines of the field realtimely, and then design a robot ’ s self - localization method based the mark lines, which only uses the information of omni - vision system ; finally we design a monte carlo localization method based on the information of omni - vision system and odometry, and present the localization results of two localization methods and analyze the experiment results and get the conclusions
本論文的主要工作如下:設計了一種新的更適用於機器人足球賽的全向反射鏡面,該鏡面由水平等比鏡面和垂直等比鏡面組合而成,能夠使機器人近處一定范圍內水平場地上的物體成像解析度不變,遠處物體成像高度上變形較小;選擇了一款基於1394介面的數字攝像機,並完成其數據採集程序開發;針對全景圖像設計了圖像處理演算法,能夠快速有效的實現圖像顏色分割和圖像特徵提取,完成目標識別;根據全景圖像的成像特性,設計了一種新的用於直線檢測的快速hough變換演算法,能夠實時的提取出場地的白色標志線,並在此基礎上設計了完全利用全向視覺信息的基於標志線的機器人自定位方法;最後設計了一種基於全向視覺信息和里程計信息的montecarlo定位方法,給出兩種方法的定位結果,並分析實驗結果,給出結論。Abstract : in this paper, the problems of the window set - up, the forward receiving method by mirror and the way of side direction receiving, when ldv is used to measure the velocity of water flow inside a circular tube, are discussed and some practical experience in the measurement is summarized
文摘:使用二維激光多普勒測速儀( ldv )對圓管中水流進行測速時,對于窗口的設置、利用反射鏡前向接收的方法和側向接收方式等問題,本文進行了探討,並總結了測量中的一些實際經驗。The average gain and nf are 22. 22db and 8. 69db respectively. gain flatness under single and double lasers control are 0. 69db and 1. 51db. a gain - clamped dual - stage l - band edfa by utilizing backward c - band ase as control light is presented for the first time
2 .我們還提出了一種優化反射式edfa噪聲性能的方案,通過利用高雙折射環鏡代替普通光纖環鏡來抑制鉺纖的前向ase ,雙通放大器在1580 . 84nm ~ 1588 . 48nm范圍內的平均噪聲系數減少了3 . 7db 。分享友人