照相測光法 的英文怎麼說
中文拼音 [zhàoxiāngcèguāngfǎ]
照相測光法
英文
photographic photometry- 照 : Ⅰ動詞1 (照射) illuminate; light up; shine 2 (反映) reflect; mirror 3 (拍攝) take a picture ...
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 光 : 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) ...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 照相 : 1 (拍照) take a picture; take pictures; take photographs; take photos; photographing base; phot...
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Method for determining the speed and average gradient of black - and - white aerial camera films
黑白航空照相膠片感光度和平均斜率測定方法The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。4 the spectrum of highly ionized cu and ge was investigated by means of the beam - foil technique. by comparison with other experimental data we determined 42 energy levels of cu and 13 energy levels of ge. for the spectrum without experimental data for comparison, they are determined by isoelectronic sequence
摘要4我們採用束箔光譜方法測量高離化態cu和ge束的光譜線,與文獻中的實驗數據相對照,確定了42條cu的譜線和13條ge的譜線,對于無實驗值可對照的譜線,利用理論值和實驗值進行等電子序列證明。The author mainly anticipates the task including the simulation of eye fundus imaging and image mosaic. on the base of the dr principle and ophthalmic phototropism study, the author analyze and contrast new fundus camera system with traditional fundus camera. the author will establish the eyeball model with 3ds max technology, imitate the simple eyeball dioptre system and simulate the narrow - angle imaging to ensure the rationality and authenticity of fundus image, which solves the object origin of later image process, then fast mosaics the nine piece of fundus images with the help of the image registration theory and acquire a piece of wide - view fundus image containing more information, thereby provides doctor with enough diagnostic detail, which solves the problem of narrow view
作者在熟悉糖尿病性視網膜病變原理和眼科屈光學的基礎上,進一步研究分析了新型免散瞳眼底照相系統和傳統眼底照相機原理和區別,擬採用3dsmax建立三維眼球模型,模擬眼球屈光系統,模擬眼底照相系統的小角度拍攝,使獲取的眼底圖像合理真實,解決後期系統圖像分析處理的對象來源問題;然後運用醫學圖像配準理論對模擬獲取到的九幅小角度眼底圖像進行快速拼接,拼成一幅大角度的眼底圖像,解決小瞳孔拍攝圖像視角太小的問題;最後通過對眼底圖像配準演算法在相似性測度和搜索演算法的比較,找到一種適合眼底照相系統的眼底圖像拼接的快速演算法。Photographic lenses ; method for measuring the spectral transmittance
照相機鏡頭.光譜透射比的測量方法So it is very important to found a higher accuracy standard of spectral irradiance and spectral radiance. the article begins with the conclusion of measurement approaches on spectral irradiance, spectral radiance, colour temperature and blackbody temperature and introduces measurement approach, theory, system and signal measurement technique systematically
本文從總結現有高溫黑體溫度的測量方法、光譜輻照度的測量方法及光源色溫的測量方法出發,系統地介紹了高溫黑體溫度、光譜輻照度、輻亮度及光源色溫的測量方法,測試原理,測試系統以及相應的信號檢測技術。Photoelectric methods for measuring light exposure in focal planes of cameras
照相機及電影攝影機畫面曝光量的光電測定方法Simplified method for predetermination of illuminances inclosed areas and related classification of luminaires
光源的封閉地段照明度和相關分類預測的簡化方法Method for determining the speed of colour reversal camera films
彩色反轉照相膠片感光度測定方法Research of the method of measuring parameter of road lighting glare by digital camera
用數碼相機測量道路照明失能眩光參數方法研究We give ptr ' s amplitude and phase signal of one dimension based on the theory of ptr, discuss the ptr ' s signal ' s frequency characteristic, and a method for measuring thermal diffusivity of opaque materials is introduced. then, we study on anisotropic materials " thermal conductivity, the temperature field and thermal conductivity tensor of anisotropic materials is theoretically deduced from the theory of ptr, and is proved by the experiment
從光熱輻射理論出發,推導出一維情況下ptr信號的振幅和位相表達式,討論了光熱信號的頻率特性,介紹了一種用ptr技術測量不透明材料熱擴散系數的優化方法;接著研究分析了各向異性介質受調制激光束輻照下產生的光熱信號,在理論上推導出各向異性介質的溫度場以及熱導率張量並給予一定的實驗驗證。Standard test method for determining relative image quality of industrial radiographic film exposed to x - radiation from 4 to 25 mv
曝光於4至25mv的x射線放射的工業放射照相膠片的相對影象質量的測定方法The detonation speed of 8701 explosive is measured and accords well with that obtained by empirical formulas used in the text. optical photographing is used to verify the expansion process of the armature, and shows fair agreement with the fe calculation results
炸藥爆速測量結果與文中使用的經驗公式相符,光學照相方法得到的電樞膨脹過程與文中有限元計算的結果吻合。Sensitometry of screen - film systems for medical radiography - part 1 : method for determination of sensitometric curve shape, speed, and average gradient
醫療x射線照相用軟片-箔片系統的感光測定法.第1部分The influence of illumination conditions on the detector and temperature in sample cell was investigated. and a method of calibrating laser trap stiffness using brownian motion in the condition of low sampling frequency was studied. furthermore, in order to study the mechanisms of polymerizaton and depolymerization of tubulin under different conditions such as ph, temperature, and biological factor, a flow sample cell with temperature - control system was designed and fabricated
在本課題研究中,一方面,我們建立和完善了一套國內領先的可以進行納米量級位移及pn量級力測量的光鑷系統,對光鑷系統本身的一些相關技術做了進一步的研究,提出了在低頻響條件下用布朗運動測量光阱剛度的方法,研究了光鑷系統中照明條件對樣品池中溫度及四象限測量系統的影響,並設計製作了用於微管實驗的流動樣品池,實現了對池內溫度的控制。For consideration of principle of photometry and experimental research, with 2d gray image of typical surface ( spherical surface ) taken with digital camera, and by use of nonlinear least square optimizing method, the illumination parameters of four local illumination models, that are lambert, phong, torrance - sparrow and cook - torrance model, are determined. and with statistics analytical principle, regression analyses are made to compare the fitting precision of these illumination models under the current experiment condition. comparing torrance - sparrow model with others, an improved illumination model for measurement of surface is developed
結合光度學原理,從實驗研究入手,通過用數字相機實際拍攝的典型曲面(球面)的二維灰度圖像,應用非線性最小二乘優化方法研究確定了現有的lambert 、 phong 、 torrance - sparrow和cook - torrance四種常用局部光照模型的光照參數,利用統計分析原理分析了這四種光照模型在當前實驗條件下對實際圖像灰度數據的擬合精度,並對擬合精度較高的torrance - sparrow光照模型加以完善和改進,發展出一種適合於曲面測量的改進光照模型。4. an adaptive face detection method is proposed, which combines feature detection and color analysis and makes it possible to detect multiple faces on the complex background under varied lightning conditions
4 、將特徵檢測和顏色分析相融合,提出自適應可變模型的人臉檢測方法,解決了復雜背景和光照可變條件下的多人臉檢測問題。Leaf disks from tobacco are infected with cultures of a. tumefaciens transconjugants harboring the different plasmids, and transgenic plants are generated by the leaf disk procedure, plant extracts are analyzed by the fluorescent method for detecting gus activity. conclusions are drawn from our experiments and shown below : 1
融合啟動子與gus報告基因融合構建相應的植物表達載體,並以含camv35s啟動子的表達載體pbi121作對照轉化煙草nc89 ,利用熒光分光光度計法定量測定各轉基因煙草植株的gus基因表達活性。In this paper they study a position - detecting system based on microprocessor and psd ( position sensitive detector ). the method is as follows : when the ac - signal from psd which is illuminated by modulated light source passes through an active band - pass analog filter, it filters the ac signal which represents the object light source. then the dc - converter circuit transforms it into dc - signal which is used to calculate the position
這一系統採用的方法是通過對位置敏感探測器psd受到調制目標光源照射后輸出的模擬交流信號進行有源帶通濾波,提取出代表目標光源的調制頻率成份,再將該信號轉變為用來參與位置解算的直流信號,然後選用單片機組成硬體電路,對直流信號進行採集處理並與計算機建立通信,把數據送入計算機進行位置解算,分析判別目標光源和psd器件的相對位置。分享友人