照度曲線 的英文怎麼說

中文拼音 [zhàoxiàn]
照度曲線 英文
illumination curve
  • : Ⅰ動詞1 (照射) illuminate; light up; shine 2 (反映) reflect; mirror 3 (拍攝) take a picture ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 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...
  • : 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. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛、柱架恢復力特性及滯回、榫卯張角剛及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛,斗?恢復力特性及滯回,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  2. According to the information concerned, the analogous structure were adopted on the alamilo bridge in sevilla, spain and on the curved cable - stayed bridge on golf court in xiaoye city, bingbu country, japan. at present, this kind of structure has not utilized all over the country yet. nanjing, the region of basic seismic intensity 7, is an unfavorable site for anti - earthquake in terms of geological conditions according to seismic code for buildings

    但是,主塔屬于傾斜高聳結構,拱屬于柔性拱結構,索屬于特殊懸索結構,經檢索了解,西班牙sevilla的alamilo橋和日本兵庫縣小野市內高爾夫球場上的斜拉橋採用過類似結構,國內目前尚未有此形態的結構記載,南京地區地震基本烈為七,地質條件按建築抗震設計規范之規定,屬對抗震不利地段。
  3. When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved

    分析斜支承連續箱梁橋時,採用考慮翹作用的格子梁分析方法,應用矩陣位移法對具有約束支承形式的斜支承連續薄壁箱梁橋進行分析,考慮到支座的約束條件並不與梁端彎角位移和扭轉角位移的方向一致,引入支座節點坐標矩陣,使得梁端的位移未知量與斜支座約束方向一致,來計算單元剛矩陣和單元節點力,然後按矩陣位移法組集總剛並建立結構剛方程,根據結構剛方程即可求解未知的節點位移及桿端力,推導出任意截面處的內力計算公式。
  4. In our country, many railway lines which were built in mountainous area have heavy gradient and curves with small radius. so it is difficult to improve them and a great amount of cost is needed in the modification of them

    由於我國幅員遼闊,有相當多的鐵路處于山區,路坡大、半徑小、建設標準低,如果按三大幹標準改造路使之適應提速要求,鐵路的改建很困難,所需人力物力不亞于修建新鐵路,不適合我國目前的國情。
  5. The method takes advantage of bezier curve to work out a set of blade profiles of centrifugal pump, using thickening law to thicken the profiles. then the pressure and suction lines of the blade can be obtained. it takes advantage of bezier surface to create pressure and suction surface and makes use of mdt software to create the three - dimensional blade entity

    首先採用速系數法計算得到離心泵葉輪的基本參數,再由b zier生成一組葉輪葉片型,按加厚原理對型進行加厚,得到正背葉片,再採用張量積b zier面生成葉片正背面,由mdt進行三維實體造型得到葉片,從而得到流場計算區域的模型。
  6. For the cranes which arm angle and length is alterable, its utmost hoist competence is changeable. so we must found the characteristic curve math model of the crane. then the plc programme can provide protection for the crane working according to the math model

    對于臂桿角和長可變的起重機而言,其起吊重量極限值是變化的,這就要求事先建立這類起重機的起重特性的數學模型,然後再讓plc程序按給定的數學模型對起重機進行安全作業保護。
  7. It can educe the max of temperature raise from the curve. furthermore the numerical value is small than the max of temperature raise absolute radiometers measure the solar irradiance with sun - tracking

    從此圖中,可以得出絕對輻射計的溫升高所達到的最大值,而該值要比絕對輻射計用跟蹤太陽的測量方法測量太陽輻時,其溫升高所達到的最大值略小。
  8. Space used microelectronic devices irradiated by the ions, the curves of seu cross section of the devices versus let ( linear energy transition ) were measured

    在重離子輻下,測量器件單粒子翻轉截面( )對重離子傳能密( let )關系,即- let
  9. In the third part, the method of software realization on measure - controlling is given out, so we can automatically control the measurement course, data collecting and data processing automatically, the transforming of the tiff format, the produce of the equal illuminance curve

    然後給出了測量控制軟體實現的方法,從而實現用計算機對整個測量過程和數據採集,處理的自動控制, tiff格式圖像的轉換,生成等照度曲線圖等,其中關鍵部分給出了源程序。
  10. Base on the ideal sampling theories, fiber length distributions and figrogram of samples taking from the ideal sliver by actual sampler are studied, and factors affecting the distributions curves are researched into, some basic requests and references of sampling are concluded for the future developing of sampler

    摘要在理想的截面取樣理論基礎上,進一步研究了具有一定寬的取樣夾持器以一定角從「理想棉條」中取樣時試樣的理論分佈及影機,並結合實驗分析了取樣影響因素;根據研究結果得出了棉纖維長測試的取樣要求,為取樣器的進一步開發提供了參? 。
  11. The theory of fitting scattered point to b spline and b zier surfaces is introduced and a fitting method based on four boundary and point set is also discussed. moreover, a

    研究和討論了面光順程的分析方法,如等法、反射法、高亮法和等法等。
  12. Sixteen sup - processed from 110k to 300k were found. the range of trap energy is from 0. 19ev to 0. 34ev. the maximum of the initial density distribution of the carrier in the traps locates 0. 23ev, and the curve deviated from guass type

    本文採用一種tl的自動分解技術,對硅橡膠輻老化tl進行了自動分峰,結果發現在110k ~ 300k的溫范圍內有16個子過程,其陷阱活化能變化范圍為0 . 19 ~ 0 . 34ev ,被陷阱俘獲載流子初始濃的分佈在0 . 23ev處具有極大值,且呈偏離高斯型的分佈。
  13. In this article, we study the implemetation of fpga for elliptic curve digital signature algorithm. based on number thesis 、 abstract algebra and complex thesis , integrated information theory 、 cryptography and some specific relevant algorithm , we ascertain the implementation of ecdsa for hardware project : according to the design idea of hiberarchy and modularization, we adopt very high speed ic hardware description language ( vhdl ) as design input and simulate the design in every level and every model for the correct of the fundamental design. after finish the top design, we perform the whole simulation. then , we carry out the timing simulation after the logic synthes and layout

    本文從實際應用出發,研究了橢圓數字簽名演算法的fpga的實現:以基本的數論理論、抽象代數和復雜理論為依據,結合信息論、密碼學的一些知識以及一些具體的相關演算法,確定了ecdsa的硬體實現方案:按層次化、模塊化的設計思想,採用硬體描述語言vhdl作為設計輸入進行ecdsa的硬體設計;在每個設計層次和每個模塊都進行了模擬驗證,得以保證底層設計的正確性。在確保每個模塊的設計正確后,完成對電路的頂層設計,進行總體的模擬。
  14. Photography - sensitometry of screen film systems for medical radiography - determination of sensitometric curve shape, speed and average gradient

    攝影.醫用放射相用屏蔽膠片系統的感光測定.感光形狀速和平均梯的測定
  15. Photography - sensitometry of screen film systems for medical radiography - determination of sensitometric curve shape, speed and average gradient for mammography

    攝影.醫用放射相用屏蔽膠片系統的感光測定.感光形狀速和乳腺x射相術平均梯的測定
  16. Set up analysis models of solar and wind energy equipment in economy according to the local solar energy resource, then confirms the input of solar energy equipment and wind energy equipment through optimization calculation

    根據當地的資源狀況模擬一條太陽能輻照度曲線,並以此建立太陽能風能經濟性分析模型,通過最優化計算確定太陽能設備與風能設備的投入。
  17. With the basis of the theory and numerical solution of ideal lambert diffuse model on shape from shading, the image irradiance equation based on improved illumination model is derived, thereby the fact is disclosed that the question of reconstruction from a single gray image is how to solve a nonlinear partial differential equation

    在針對理想朗伯漫反射模型所提出的由單幅灰圖像重構面的理論和計算方法基礎上,導出了基於改進光模型的單幅灰圖像光方程,揭示出基於單幅灰圖像的面重構問題實質是一個非性偏微分方程的求解問題。
  18. Moreover, in order to represent the influence of temperature and irradiation to the characteristic of solar array, a physical mathematical model of solar array is established which based on short - circuit current ( isc ), open circuit voltage ( voc ), the voltage of mpp ( vm ), the current of mpp ( im ). the characteristic of solar array in varied temperature and irradiation can be established with the appropriated parameters deduced by the above model

    為了能夠反映環境溫、日對太陽電池陣列的i - v特性的影響,系統建立了基於短路電流( i _ ( sc ) ) 、開路電壓( v _ ( oc ) ) 、最大功率點電壓( v _ m )和最大功率點電流( i _ m )的太陽電池陣列的工程化數學物理模型,該模型可以依據現場測量的數據確定任意、溫條件下的特性參數,預估太陽電池陣列在不同溫下的特性
  19. The thesis finds out the trend of the urbane land value fluctuation, and presents a reasonable prediction on the land value in three years " time on the base of the fact that the demands on land for different usages have been increasing since 1988 and the analysis of the relevant fluctuation diagrams which come from the basic land value in 13 metropolises and the historical indexes of it in hunan by the combinational ways of average insert and average output. while studying the way of keeping the land value balanced among different regions, the author analysis the basic land prices of 13 cities in a systematic classifying way and labels them with 4 levels according to their own characteristics. at the same time, the land values are measured by relevant index with the consideration about the economic situation in the whole society

    本文在研究湖南省13個設區城市的基準地價和歷年地價指數的基礎上,通過平均插值法與外插法相結合的方法,求出各城市自1988年以來各年各類用途土地的漲幅,在此基礎上擬合出地價趨勢模型,分析對應的變化,根據各城市地價的時間分佈特徵對未來三年內的地價做出預測;本文在研究區域地價平衡時,首先採用系統聚類的方法對各城市的基準地價進行聚類分析,最終將13個城市按其地價特點分成了4個層次;其次採用相關系數量各城市地價與其他社會經濟發展變化的相關性。
  20. In the experiment of this thesis, a high accurate measurement system based on linear array ccd is made up ; the illumination system is improved, and curve fit is adored to obtain the margin value. finally, the size of the obtained object is less than the pixel dimension according to lens magnification p

    本文建立了基於陣ccd的徑高精測量系統,在對明系統改進的基礎上,採用擬合求拐點的方法來提取信號的邊緣特徵,最後根據透鏡的放大倍率得到低於ccd像素尺寸直徑。
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