集光鏡 的英文怎麼說
中文拼音 [jíguāngjìng]
集光鏡
英文
illuminator-
The ancient greeks used lenses or concave mirrors to concentrate the sun ' s rays and burning glasses were also used by mexican aztecs and the chinese
古希臘人使用透鏡或凹面鏡聚集太陽光線並且這種方法也被墨西哥阿芝臺克和中國人使用。A parabolic concave mirror can converge parallel light rays to its focus, and also collimate light rays that pass through its focus
拋物面凹鏡會把平行而來的光線聚集在一點焦點,亦會把源自焦點的光線平行向外反射。Light is condensed by means of lenses.
光線可藉透鏡集聚之。Collection and preservation of samples : as soon as the three vital signs disappeared, the dogs were anatomized, and the heart, liver, kidney, spleen, lung, brain, muscle in the injection location and no injection location, the heart blood, urine, bile, cerebrospinal fluid ( csf ) in the lateral ventricle and spinal subarachnoid space, spinal cord ( medulla oblongata, cervical cord, the upper beast spinal cord, breast spinal cord and waist spinal cord ) were taken out, some of which were preserved at - 20 for qualitative and quantitative analysis, and the others were fixed with 4 % formaldehyde for the pathology observation
3 、樣品採集:當心電、血壓和呼吸全部消失時,迅速解剖動物,採取心臟、肝臟、腎臟、脾臟、肺臟、大腦、注射部位肌肉、注射部位20cm以外肌肉、心血、尿液、膽汁、側山西醫科大學碩士學位論文腦室腦脊液、脊髓腔腦脊液和不同節段的脊髓(包括延髓、頸髓、上胸部脊髓、胸部脊髓和腰部脊髓)等組織,冷凍保存。 4 、病理觀察:採取心臟、肝臟、 』腎臟、脾臟、肺臟、大腦、脊髓等組織, 4 %甲醛固定,石蠟包埋,切片, he染色,光鏡觀察。Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently
與現有的同類型儀器相比,該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾;採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率;用低強度的激光避免了對樣品的輻射損傷,同時可以使激光器和系統集成在一起,整個系統小型實用。Moreover, compensated for aberration of ball lens by designing phase compensating plate to get a higher energy utilization rate. third, combining with the light beam property of dwdm system, put forward taking fresnel lens array as fiber arrayed collimator, designed differently structured lens array and discovered the arrayed collimator loss property, which compared with the existing parameter of fiber collimator, embodies many advantages as arrayed collimator
結合密集波分復用系統的光束耦合特點,提出用菲涅爾透鏡列陣做光纖陣列準直器,並設計不同結構的透鏡列陣,得出了該陣列準直器的光束耦合損耗特徵,與現有的光纖準直器的參數相比,體現出用菲涅爾透鏡列陣作陣列光纖準直器的諸多優勢。Using near - infrared spectroscopy, which measures blood levels and oxygenation in the brain, fitzgerald and her team recorded activity in the brains of 18 premature babies born between 23 - 45 weeks from conception as nurses performed routine blood tests using a heel lance
當護士按常規從早產兒腳跟處採集血樣,以便對他們進行血液檢查時,菲茨傑拉德和她的研究小組使用近紅外分光鏡對這些早產兒腦部的血液水平和氧合作用進行了測量,記錄下了他們的腦部活動。The principles of laser technology, photo - electronic transformation technology and photo - electronic signal gathering technology were discussed in this paper, a new imaging laser threat warning device used in antagonizing laser - guiding weapon was designed and its main parts and circuit were described in detail
本文闡述了激光技術、光電轉化技術以及光電信號採集技術的基本原理。根據來自激光制導武器的威脅,採用較為先進的光敏電荷耦合器件( ccd )和廣角遠心魚眼型透鏡的探測技術,以及幀存儲和幀減法技術。Aiming at the application of the telescope, the main performance of the fiber are the spectral - transmission efficiency and the focal - ratio degradation
針對此望遠鏡的應用,對光纖的要求主要集中在對星光的傳輸性能和焦比蛻化性能上。At that time, cytosolic fluorescence intensity decreased to normal level, which shows that most of cells get through the gl / s point and enter the log phase. when cultured in medium that neucl was omitted, most of the cells were synchronized at gl stage of cell cycle. with flow cytometry, we found that cytosolic cam content of gl cells was higher than that of normal cells at log stage
在激光掃描共聚焦顯微鏡下觀察不同周期時相裂殖酵母細胞中cam的濃度及分佈變化,結果表明,分裂期細胞總體熒光強度強于間期細胞;而對同一細胞內熒光強度的分析說明,間期細胞的熒光主要分佈於胞質中,細胞核內則分佈較少;而正在進行有絲分裂的細胞內熒光主要集中於赤道板處;剛完成有絲分裂的細胞內熒光則相對集中於兩端或其中的一端。The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences
論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用;接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹;然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制;藉助直接數字集成器( dds )實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ; vc5402dsp的主機介面( hpi )與pc機在增強并行口( epp )模式下的通信;論文最後還介紹了掃描管z向的數字pid閉環控制,步進電機的自動進針,並對實際出現的一些電磁干擾問題作了討論。With its panoramic camera and microscope, its rock drill, spectrographs and magnetic dust collector, the robot will search for clues about the watery past of that desert world
利用全景相機、顯微鏡、鉆巖機、光譜攝影機及磁力集塵器,巡?者號將尋找這個荒蕪世界過去是否有水存在的線索。A quick spectroscopic diagnostic system for the flame temperature is set up in this paper. it consists of an optic imaging system, a scanning system, a dispersive system, a photoelectricity conversion cell, operational amplifiers, a computer - based data collection system and a data processing. the temperature profile varying with the time can be quickly measured by this system
目前光學診斷由於其相應快、精度高,屬于非接觸式測量手段,在研究中得到越來越多的應用,這里要介紹的就是本文中建立的一套光學診斷系統,它由高壓燃燒室、旋鏡掃描儀、旋鏡控制器、小型光柵攝譜儀、光電轉換裝置,微弱信號放大器以及數據採集系統組成。One end face of optical fiber sample sets on the carring - table of the micr - oscope is observed, selecting appropriate amplification, afterwards, take a ph - otograph with a ccd camera, then the picture was sent to the computer by the photograph - gathering card. the image is processed with a software automatic - ally, so this method can reduce artificial errors
具體方法是:將待測光纖製成品的一段樣品橫截面置於顯微鏡下,經顯微鏡放大,選擇合適的放大倍數,然後用ccd攝像頭攝像,利用圖像採集卡將放大后的圖像採集進計算機,利用圖像處理技術,通過軟體進行處理,從而實現處理過程的完全自動化,減少人為測量誤差。Most objects in the sky are very dim. telescope effectively collects more light and converges it for our viewing
夜空中大部分天體皆十分昏暗,望遠鏡能有效收集光線,讓我們可以看見更暗的天體。These have proven to be elusive subjects of study because existing telescopes do not have the resolution to see within a fraction of a light year of the central supermassive black hole, where these little black holes are thought to be concentrated most heavily
事實已經證明,這是一個很難研究的課題,因為現有的望眼鏡不能看到在特大黑洞一光年以內的東西,那裡才是人們所認為的、小黑洞聚集的地方。Nowadays the light collected by the lens or mirror of a telescope is directed to a photographic plate rather than to the astronomer's eye.
被望遠鏡的透鏡或反射鏡所收集的光線,如今直接射到照相底板上,而不是天文學家的眼睛里。Thus, a telescope with larger collecting area, which usually means larger main mirror or lens, is more powerful. this is the main reason why we prefer large telescopes. large telescopes also improve the
由於望遠鏡主鏡口徑越大,便意味著它的集光能力越強,即它的能力亦越強,難怪天文學家都是以大為美的傢伙。Measuring the effects of low expression of grp94 on human colorectal cancer cell biological characteristics ( 1 ) light microscopic observation of the cell morphology, cell adhesion a - bility, and growth rate
檢測grp94表達水平下降對人大腸癌細胞生物學特性的影響( 1 )光鏡下觀察綱胞的形態、貼壁狀態、聚集生長能力和生長速度。Become floor surface of the mirror series adopt surface of the mirror treatment technology, make ground reflect light degree very much high forever, it can be debated that even inverted image of the furniture is clear after decorating, reach the reflection result of surface of the mirror, it regards its unique noble makings as you and builds a beautiful and penetrating field, collect environmental protection, beautiful, characteristic of using etc. on all over, realize perfect combination, consumer of ideal
永成地板亮光鏡面系列採用鏡面處理技術,使地面反光度極高,鋪裝后連傢具的倒影也清晰可辯,達到鏡面反射效果,它以其獨特的高貴氣質為您營造一個亮麗通透的田地,集環保、美觀、使用等特性於一身,實現了消費者理想中的完美結合。分享友人