灰度范圍 的英文怎麼說

中文拼音 [huīfànwéi]
灰度范圍 英文
density latitude
  • : Ⅰ名詞1 (物質燃燒后剩下的粉末狀的東西) ash 2 (塵土; 某些粉末狀的東西) dust 3 (特指石灰) lime...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒分析儀等多種測試手段,探明了以硅,超細磨粒化高爐礦渣,優質粉煤及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  2. On the basis of remote sensing technique ' s good characteristic with large - area, multi - time, multi - photograph variety, manifold abundant spectral information and high ground resolution, the fault tectonics frame, river geomorphy ( such as terrace, floodplain, shoal, etc ) and suspended load, etc. were explained after analyzed the fault tectonics, river geomorphy, characteristic in the tm image by gray bar statistics, primary component analyses, tm741 image integration, line convolve enhancement and model recognition etc. especially 9 piece of fault tectonics were explained in this thesis, in succession, the impacts of the factors severally were analyzed

    遙感技術具有大、多時相、多片種、多層次、含有豐富的光譜信息及具有較高的地面解析的特點。本文利用該技術,運用階統計特徵分析和主成分分析、 tm741多波段融合、線性卷積增強、模型提取等一系列遙感解譯分析方法,分析了斷裂構造、河流地貌(階地、漫灘、沙洲)及懸浮物等在tm遙感圖象上的影像特徵,解譯出了安徽南部斷裂構造格架、河流地貌和懸浮物的分佈,並新解譯出了9條近東西向的斷裂。
  3. In order to eliminate the illegibility of boundary and large dynamic range in amplitude, this dissertation presented a preprocess method for isar profile using adaptive threshold segment

    針對isar像邊緣模糊、動態大等特徵,對圖像預處理方法提出了改進。
  4. Secondly, in the computation of the gray level mapping, since cumulative distribution function ( cdf ) always sums up to 1, we can get the mapping by either adding from 0 or subtracting from 1

    這種方法基於這樣一種直觀的思想:在矩形窗口內,中心點的象素很可能是該區域的分佈的主要成分,同時允許一定比例象素的級不在該內。
  5. A lot of data of elevation in different places of the shallow water of n antong were obtained by fish - exploring machine and gps determining and tide cor recting. an image which reflects landforms of nantong was obtained by selecting f rom the many noaa images on different channels and in different phases. based on the image, grey scales corresponding to different places were obtained. by using c la ssifying liner regression technique, liner regression equations were established between the elevation and grey scale, and the threshold values of grey scales of the different elevations were determined. according to the threshold values, the a reas of the tidal zone above different elevations of the shallow water of nanton g were estimated

    通過利用gps及漁探器實測,並進行潮位訂正,獲得南通淺海海域大量測點的高程資料;通過對多時相各通道noaa衛星照片進行篩選,挑選能反映淺海地貌的通道資料,從中讀取各測點相對應的值,在此基礎上利用分級線性回歸,建立不同高程內的高程、線性回歸方程,確定不同高程的閾值,從而測量出南通市淺海海域不同高程以上的潮間帶面積、分佈。
  6. The performance of concrete at the later age ( after 60 days ) is improved when fly ash is added into concrete, and the abrasion resistance of concrete is perfect at 28 days. entraining air into concrete, the compressive strength is reduced but the flexural strength is improved when the air content less than 5. 5 %

    摻粉煤混凝土的各項性能在後期( 60d后)均有所改善,其中耐磨性在28d時表現了較好的結果。在混凝土中引氣后,混凝土的抗壓強下降較多但抗折強在適宜的含氣量內(小於5 . 5 % )有所提高,混凝土的抗凍性顯著提高,同時不會降低混凝土的耐磨性。
  7. A cocktail of aerosols, ash, soot and other particles, the haze ' s reach extends far beyond the study zone of the indian subcontinent, and towards east and southeast asia

    這片煙霧里夾雜著懸浮顆粒、塵、煤煙和其他污染物。如今這片褐雲的覆蓋早已超出了印半島的研究地帶,正在向亞洲東部和東南部蔓延。
  8. The characteristics of temperature distribution in vertical and horizontal directions and the conductance distribution in horizontal direction in an earth dam were analyzed, and the locations, distribution characteristics, ranges, and leakage rate of main leakage passages of the dam were calculated by use of the virtual heat - source method presented in this paper, the result of study provides a scientific basis for dam leakage control

    分析某貯場土壩垂向和水平溫分佈特徵、電導水平分佈特徵,並利用滲漏探測虛擬熱源法模型,計算出該土壩的集中滲漏通道的空間位置、展布特點、大小和滲漏強,為堤壩滲漏治理提供科學依據。
  9. In view of theproperties of infrared thermal images, narrow - range zero - crossing edge detection method was applied to detect the edges of welding flaws and good results were obtained

    針對紅外熱圖象的特性,提出了窄二階導數過零邊緣檢測用於焊接缺陷的邊緣提取,獲得了較好的效果。
  10. It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed

    本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型,通過不同的設置層位分析對排水層的回彈模量和厚的要求,探討設置排水層的路面結構的一些結構參數適宜的取值,並在此基礎上運用色系統關聯分析方法,對不同設置層位的路面結構的技術指標進行比較分析,得出較優的層位設置方案。
  11. The conclusions are as follows : ( 1 ) the compose of rpc has an effect on the bond behavior between cfrp bars and rpc : the bond strength between cfrp bars and rpc will increase with the decrease of water to cement ratio, but doesn ’ t obviously ; the adding of steel fiber can improve the bond behavior between cfrp bars and rpc significantly, but steel fiber will also effect the workability of rpc, consider the bond behavior and economy, the content of steel fiber should be 2 % ;. silica fume can improve the bond strength between cfrp bar and rpc, but the bond strength isn ’ t in proportion to the content of silica fume, in this experiment, the optimal content of silica fume is 0. 25 to 0. 35

    試驗研究得到如下結果: ( 1 ) rpc的材料組成對rpc與cfrp筋粘結強的影響: cfrp筋與活性粉末混凝土的粘結強隨著水膠比的降低而提高,但是提高的幅並不明顯;鋼纖維的摻入,可以顯著提高cfrp筋與rpc的粘結強,但是鋼纖維的增強效果與摻量並不是線性增加的關系,從綜合經濟性及粘結強兩方面考慮,鋼纖維的最佳摻量為2 % ;摻入硅有利於改善粘結性能,但其摻量有一最佳,在本次試驗中,硅的最佳摻量為0 . 25 0 . 35 。
  12. Chapter 4 : the influence of different phase - shifting angle of reference wave in recording, of the phase - shifting error and of the quantization error on the quality of the reconstructed image is investigated respectively in two - step phase - shifting inline digital holography. and an effective method of eliminating the phase - shifting error is presented, in which the summation of the intensity bit errors of the reconstructed image is taken as an evaluation function for an iterative algorithm to find the exact phase - shifting value. the feasibility of this method is demonstrated by computer simulation

    通過數值分析不同相移角的選取對再現像的強誤差的影響,發現再現像強誤差依賴于記錄時相移角的選取,當相移角在一定內,其再現像的強誤差相對較小;提出了一種有效消除相移誤差的新方法,並將其應用於二步同軸相移數字全息,對此進行了計算機模擬,得到了很好的結果,證明該方法對于相移誤差的消除是很有效的;對量化誤差所作的數值模擬發現,當信號被量化成8比特( bit ) ,即256個級以上,量化噪聲的影響相對較小。
  13. We propose a combined slf method to extrapolate feeder load growth by using feeder ' s history peak value and the merits of gray theory and genetic programming ( gp ). at first, we adopt load transfer coupling method to correct load history and its error for load transfer. secondly, we get the real power - supply area by using layer overlap analysis, based on practical feeder path and distribution gis map layer

    將gis的空間信息分析功能應用於配網空間負荷預測的研究:綜合利用色理論及遺傳規劃( geneticprogramming , gp )的優點,提出了一種根據饋線的歷史峰值負荷進行外推的組合slf法:首先採用負荷耦合回歸法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際饋線路徑和配網gis圖形分層,運用圖層疊加分析得到饋線的實際供電;接著採用色關聯聚類方法對饋線負荷增長曲線進行聚類分析;最後採用gp來對色聚類結果進行符號回歸,分別得到每一類曲線的最佳擬合曲線形式。
  14. By controlling the range of the dry density, magnitude of cement and water cement ratio of mixture, the requirement of drainage property and structure strength can be fulfilled

    通過控制混合料的干密、水泥用量和水比的取值,可使混合料同時滿足排水性能要求和結構強要求。
  15. The compressive strength of the autoclaved product increases when mixed with pyrite tailing with lime or gypsum present

    在系統中存在石或石膏的條件下,硫鐵尾礦的加入在實驗內有利於蒸壓製品抗壓強的提高。
  16. The generalized fuzzy enhancement method extend the gray level range of the original image, and a canonical form of membership function in the stage of fuzzy enhancement is presented which remains the advantages of the original fuzzy enhancement and the gray level transformation while transforming the membership function of the gray scale to [ 0, 1 ]

    這種新的圖像增強方法包括三個階段,即圖像濾波、模糊增強和級變換,擴大了原始圖像等級的,在保留了原有模糊增強方法和變換優點的同時,規化了模糊增強環節中隸屬函數的形式。
  17. According to the characteristics that limited dynamic range of images taken in dense fog, dynamic range stretch as a global enhancement method is used. in order to reduce the effect of noise it brings, sparse coding is adopted

    大霧天氣下的圖像由於其本身灰度范圍有限的特點,採用動態拉伸的方法進行全局增強,並對其增強后出現的噪聲干擾問題利用稀疏編碼技術給予解決。
  18. The comparison of three models ( single variable time series model 、 multivariable time series model and gray prediction model ) shows that the multivariable time series model ' s prediction precision is the highest. it indicates that using recurrent composed bp networks can exactly predict the boiler fault in order to prevent the fault, and help operator of power plant to adjust the parameters in a permitting range

    通過基於遞推合成bp網路的單、多變量時間序列模型與色預測模型的預測精分析計算表明,應用基於遞推合成bp網路的多變量時間序列模型能較準確的預測鍋爐故障,指導運行人員對機組進行即時調整,使預期的參數在允許內,以避免故障的發生。
  19. The numbers are part of a grayscale system in which brightness is measured in a range of values. one scale ranges from 0 to 15 , and another from 0 to 255

    翻譯:數字是系統的一部分,在系統中,一個內的亮用一些數字被測量表示。一個刻是0到15 ,另一個是0到225
  20. 2. the research results indicate that the physical mechanical properties of hbc concrete such as compressive strength, flexural strength, splitting tensile strength, elasticity modulus and etc. is equivalent to that of opc concrete at age of 28d and remarkably surpasses opc concrete at 90d though its early age strength ( 3d, 7d ) is relatively lower. moreover, the relation of w / c ratio of hbc with compressive strength as well as strength at 7d with 28d ( c50 - c80 ) has been established and the effect of the dosage and type of fly ash on compressive strength of hbc has also been studied

    研究了高貝利特水泥高性能混凝土的抗壓、抗折、劈拉、彈性模量等一系列物理力學性能,結果表明,和opc混凝土相比, hbc混凝土早期( 3d 、 7d )抗壓強、抗折強、劈拉強、彈性模量較低,但隨著齡期的增加, hbc混凝土28d諸項強基本與之持平, 90d則全面超過opc混凝土;探討了高貝利特水泥高性能混凝土水膠比與28d抗壓強的關系以及c50 c80強內高貝利特水泥高性能混凝土7d強與28d強的關系;此外,對粉煤摻量及品種對高貝利特水泥高性能混凝土抗壓強的影響也進行了研究。
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