適光曲線 的英文怎麼說

中文拼音 [shìguāngqūxiàn]
適光曲線 英文
photopic curve
  • 適 : 形容詞1 （適合） fit; suitable; proper 2 （恰好） right; opportune 3 （舒服） comfortable; well Ⅱ...
  • 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） ...
  • 曲 : 曲名詞1 （一種韻文形式） qu a type of verse for singing which emerged in the southern song and ji...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. 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。
  2. Due to the differences between human eye response curve and the plant response curve, the photometry for human eyes does not adapt to the measurement of plants ' growth

    摘要由於人眼視覺函數和植物敏感曲線的不同，原有的適用於人眼的光度學方法將不適于植物。
  3. The experimental results show that the gained curve using our algorithm is smooth and can capture original curve ' s character, remove the noise, represent drawer ' s intention. moreover, the points are relatively fewer that confirm the principal curve. all these suggested the practicality of the adaptive method in this paper

    通過大量的試驗證明，本文提供的演算法得到的主曲線能抓住原徒手畫曲線的特徵，光滑流暢，去除了原曲線的噪聲，反應繪圖的願望，並且確定該主曲線的數據點較少，充分體現了本文徒手畫曲線自適應方法的實用性。
  4. The influence of y _ 2o _ 2s : eu phosphors fluorescent spectra, chroma and luminescence intensity is systematically studied when different concentration of europium is adulterated into different phosphors by means of xrd, fluorescent spectra analysis, time - basing spectra analysis, long - persistent fluorescent spectra analysis and so on ; the influence on y2c > 2s : eu phosphors structure, luminescence intensity and long - persistent curve is investigated when different concentration of mg24 " > ti4 " 1 " is adulterated into different phosphors, finding the most suited concentration of mg2 " * ti4 " 1 " ; base on the suited concentration of mg2 + > ti4 +, the influence rule on phosphors luminescence intensity and long - persistent curve with changing of eu + concentration is also studies. at the same time, by using rare - earths metals adulteration and theory of chroma synthesis, the possibility of sensitized buildup of phosphors and the synthesis of different color long - persistent phosphors is also researched

    應用x射線粉末衍射（ xrd ） 、熒光光譜、時間分辨光譜及磷光體長余輝壽命測試等綜合實驗手段，較系統地研究了摻雜eu對熒光體y2o2s ： eu熒光體的發光光譜、色度和發光強度的影響；研究了不同mg ， ti含量對磷光體基質結構性能、發光強度與余輝曲線的影響及其適宜的摻雜濃度；基此，研究了在給定mg ， ti含量時，不同eu摻量對磷光體發光強度和余輝的影響規律；從稀土摻雜和色度合成原理分別探討了eu的發光敏化增強和制備不同光色長余輝磷光體的可能性。
  5. Then, according to the established structure, the parameters of the optical switch were modeled and optimized. the thickness, roughness, verticalness of the mirror was analyzed and designed. finally, the rectangular magnetic material was selected for the electromagnet thirdly, the parameters were optimized by ansys software and the performance of the optical switch was analyzed

    首先根據電磁鐵的非線性特性和梁的抗彎曲力的線性特性，設計出磁力驅動懸臂梁式光開關結構，然後根據提出的結構，從理論上對懸臂梁的參數進行模擬分析選出合適的懸臂梁參數，緊接著分析平面鏡的厚度、表面粗糙度、垂直度對光開關性能的影響；最後對磁路系統，明確選擇具有矩形磁滯回線的材料，設計出電磁鐵的結構。
  6. During interpolation, the original frequency of seismic signal is kept very well without negative effect to the subsequent processing. 5. cubic curves are used to geologic structure model input, and the formation boundary becomes smooth, which is good to the forward modeling. this method could hold true to various background

    成功地將樣條曲線應用於地質模型輸入環節，保證了地質模型界面的光滑連續，並能夠廣泛適應于各種質量的模型底圖，為正演模擬取得良好的效果奠定了基礎。
  7. 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。
  8. We have completed the earlier stage research on theory analysis, fabricated the grin sphere lenses using two kind of monomer selected by suspension diffusion copolymerization method, measured their refractive index distribution curve and other optical parameters of them, and evaluated imaging quality on the basis of their distribution curve

    本工作對此種透鏡的光學性能進行理論分析，選擇兩種適當聚合物單體利用懸浮擴散共聚的方法加工制備此類微球透鏡，測量所得透鏡的折射率分佈曲線和其它光學參數，並對此種梯度折射率微球透鏡的成像特性進行了評價。
  9. The macromolecule paint freee boards are compounding material, which is a new type decorative material, no formaldehyde content, surface smooth and beauty, restraining combustion elegance color, handle comfort, paint free, burn blocking, innoxiously, prevent mildew and damp, no volatile odor, fine surface hardness, anti - impact, sound insulation, shockproof, no shrinking and crazing

    高分子免漆板屬高分子免漆復合材料，綠色環保，材料不含甲醛，外表光滑、表面美觀、色彩高雅、手感舒適；免油漆、無毒、防霉、防潮、阻燃、無揮發性的氣味，表面硬度好、耐沖擊、隔音、防震、不收縮不開裂，耐久性好，可曲線成型，是一種新型裝飾材料。
  10. Firstly, based on the basic theory of grin optics the optical effects of the spherical symmetry grin micro - sphere lens were analyzed systematically. then two suitable monomers were selected to fabricate grin micro - sphere lens by suspension - diffusion - copolymerization method. finally, the refractive index distribution curve and other optic parameters of the micro - lens were measured

    本工作從梯度折射率介質光學的基本理論出發對球對稱grin微球透鏡的光學性能進行了系統分析；選擇兩種適當單體，採用懸浮擴散共聚法制備出聚合物梯度折射率微球透鏡；測量所得透鏡的折射率分佈曲線和其他光學參數。
  11. Furthermore two suitable monomers were chosen to produce such kind of grin polymer micro - spheres by suspension diffusion co - polymerization method. next, the refractive index distribution curve and other optic parameters of the micro - lens were measured

    進而選擇兩種適當的聚合物單體，利用懸浮擴散共聚的方法加工制備獲得此類微球透鏡，並測量了所得透鏡的折射率分佈曲線和其它光學參數。
  12. In the third chapter, the properties of the bipolar sequence are analyzed firstly. the auto - correlation, the cross - correlation and the accommodation of simultaneous users under given bit error rate between the bipolar codes and unipolar codes are compared. the conclusion is that bipolar codes have better auto - correlation and cross - correlation, and the system that uses bipolar codes can accommodate more users and simultaneous users

    通過對其性質的總結，自相關曲線、互相關曲線的對比，以及在規定誤碼率條件下，使用雙極性序列的系統與使用光正交碼的系統之間的同時用戶數比較，得出以下結論，雙極性系統較之單極性系統具有更好的自相關、互相關函數，碼字容量更大，使用雙極性序列的ocdma系統在規定誤碼率條件下的同時用戶數比使用單極性序列的系統要多得多，雙極性序列完全適用於ocdma系統。
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