l-system 中文意思是什麼

l-system 解釋
lindenmayer 系統
  • l : L-beam, L-iron 不等邊角鋼。L,£= 〈拉丁語〉 libra (= pound)。
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. The experiment uses adiantum reniforme l. var. sinense y. x. lin as material to understand its mating system through the research of ecology and genetics

    本試驗以荷葉鐵線蕨為材料,通過對生態學及遺傳學等方面的研究,了解其瀕危的可能機制。
  2. Study on the building of the artemisia annua l. cultivation system

    青蒿組織培養體系建立的研究
  3. Axiomatic extentions of the formal deductive system l

    系統的公理化擴張
  4. The fluorescence of substrate immediate influences the sensitivity of fluoroimmunoassay. 3, 3 ', 5, 5 ' - tetramethylbenzidine and 2 - chloro - 10 - [ 3 - ( 4 - methyl - l - piperazinyl ) propyl ] - loh - phenothiazine ( prochlorperazine ) are used for the substrate of immunoassay. 3 ) a novel enzyme - link fluoroimmunoassay system using 3, 3 ', 5, 5 ' - tetramethyl - benzidine as substrate to determine the complement 3 ( c3 ) was developed

    酶聯熒光免疫體系中的關鍵部分在於生物活性物質的固定和熒光底物的選擇,本文試發展幾種新的熒光底物用於酶聯熒光免疫體系的檢測。
  5. The structure of this paper goes like this, the first chapter introduce the development of e - b / l in practice and in laws. and draw a conclution that the electrification of the b / l is a history tide. in the second chapter, on the basic of reseach the security trap in e - b / l running, 1 conclude six security elements of, e - b / l : the liability of the system, the authenticity of dealers ' identity. the integrity and secrecy of electronic data, and the validity and evidence effectiveness of electronic data. from the third chapter to the eighth, 1 reseach these elements one by one. the third chapter introduce the establishment of the e - b / l security system, and some related laws the fourth chapter introduce the certification authority of e - b / l. in the fifth chapter, 1 introduce the encrypt of electronic information and some countries ' control on use / import / export crytography. the sixth chapter introduce the concept and principle of digital signature, and reseach some related legal issues. the seventh chapter reseach the legal demand of validity, then come to a conclution that to establish a independent electronic information system is necessary. in the eighth chapter, 1 reseach some countries " regulation on the evidence effectiveness of electronic data

    第二章在分析電子提單運作中的安全隱患的基礎上,歸納出其六大安全要素,即系統的可靠性、交易者身份的真實性、數據電訊的機密性和完整性、數據電訊的合法有效性以及交易者行為的不可抵賴性。第三章到第八章分別對這六大要素進行分析:第三章介紹了電子提單網路安全體系的建立以及系統安全保護法規,第四章則介紹了電子提單的安全認證機構,第五章介紹了信息加密技術以及各國立法對密碼技術的進出口及使用的控制,第六章介紹了數字簽名的概念及原理,並以bolero為例介紹了數字簽名的技術方式,對有關法律問題作了論述;第七章首先論述了電子提單對有效性的法律需求,然後結合國內法和國際規則的規定論證了數據電訊制度產生的必然性;第八章通過對各國立法對電子證據的法律效力的規定,論述了對電子交易至關重要的數據電訊的不可抵賴性。
  6. The author then expound the definition, function and advantages of the electronic b / l from the comparison between “ electronic b / l ” and “ b / l computerlizing ” to help the readers to acquaint themselves with some basic elements of the electronic b / l. “ the second chapter introduces the operation of the electronic b / l in practice basing on the above introduction. the general idea of its operation is given through the introduction of “ seadocs ” experiment 、 “ cmi ” rules and “ bolero ” system - - three of the most influential electronic b / l projects and some other representative ones

    第二章在對電子提單有所了解的基礎上較詳細地介紹了電子提單的應用情況,通過對「 seadocs試驗」 、 「 cmi規則」和「 bolero系統」這三個國際上最有影響力的電子提單實踐項目以及其他一些較有代表意義的電子提單實踐項目的介紹,讓讀者對電子提單的發展情況有一個主要的了解。
  7. We design a complier of parametric and random context sensitive l - system to simulate the development of plants and interpret the rules that decide the way plants grow. we also extend the l - system with the environment factor

    我們為模擬植物生長而編寫了l系統編譯器來實現可定義規則的植物造型,並把隨機因子和環境參數擴充到l系統中。
  8. Application of l - system in plant simulation

    系統在植物形態模擬中的應用
  9. In chapter 4 : the main methods of fractal simulation of the configuration of plants are analyzed and the difficulties in them are pointed out. then a simplified algorithm of l - system based on vrml is put forward. the detailed methods by which vrml interact with java are discussed

    第四章闡述了植物形態結構分形模擬的主要方法,指出其中的難點;接著提出了基於vrml的遞歸分形演算法;然後論述vrml和java結合的途徑和具體步驟,並通過遞歸分形演算法生成了若干種具有交互性的三維分形植物的實例,應用到了虛擬場景中去。
  10. The results show that the chaotic motions of the bloch wall are suppressed successfully, that is, the new strategy is successful and effective. in a time - continuous dynamical system, a new optimal control scheme is proposed base on the krasovskii theory and is utilized to control the chaos in the newton - leipnik system which has double strange attractors. it is found that the n - l system can converge onto a selected fixed point rapidly and perfectly through asymptotic mode

    在時間連續動力系統方面,基於krasovskii理論本文提出了一種的新優化控制方法,並利用這一方法對一類具有雙奇怪吸引子的newton - leipnik ( n - l )系統進行了混沌抑制,結果表明一旦控制啟動,系統行為能夠迅速漸近穩定於目標平衡點。
  11. We presented the theoretical model of collisional quantum interference on rotational energy transfer in atom - diatom system, using the theories of time dependent born approximation and quantum inelastic scattering, and taking into account the long - range interaction potentials. the key factors in the determination of the differential and integral interference angles are obtained. co a1 ( v = 0 ) ~ e3 - ( v = l ) system in collision with he is calculated, the calculated values are consistent with the experimental results, but for the partners being ne and ar, the calculated values are not so good

    首次得到了從理論中計算干涉相位角的方法,得出了干涉相位角和實驗條件中各相關量的關系,並計算了coa ~ 1 ( v = 0 ) e ~ 3 ~ - ( v = 1 )和he碰撞誘導轉動能量傳遞過程中量子干涉效應的實驗,計算結果和實驗符合的很好,但是對于碰撞伴是ne和ar的實驗,計算結果不是很好,原因是隨著碰撞伴質量和極化率的增大,相互作用勢更強,應該考慮短程相互作用勢的貢獻。
  12. In virtue of the knowledge related to fractal theory, all fractals algorithms in the paper have already been realized on computer, such as mandelbrot sets, julia sets, l system and iterated function system, etc. and their fractal figures have been drawn. meanwhile, to obtain a better visual effect and simulate actual natural scene, software adopts the real color and color palette to enrich figures, and color animated cartoon to change them. to show the self - similarity and infinitive tractility of fractal figures, partial zoom has been made on them

    本文運用分形理論實現多種分形演算法,在計算機上生成mandelbrot集, julia集, l系統, ifs迭代函數系統等典型的分形圖形,同時運用真彩色及調色板技術豐富圖形的色彩,實現了色彩動畫,使其更真實的模擬自然景物;運用鼠標編程技術實現對圖形局部的放大和縮小,體現分形圖形的自相似性和無限延展性;提供多組參數,利用分形圖形的混沌特性,通過微小的參數變化,生成完全不同的分形圖形。
  13. A 1 ' unct i ( ) na l ll1 ( ) du i is established, in which the perform platform includes agv milster c ( ) nt r ( ) l system, mdster moni tor system, carrier control system and s imu 1 at i ng systt ' l1l

    設計了包含agv地面控制系統、地面圖形監控系統、車載系統、模擬系統的agv運行平臺和包含系統規劃工具、地面程序定義工具、車載程序定義工具的agv開發平臺的功能模型。
  14. L - system graphics modeling with single symbol variation

    系統的圖形建模
  15. Individual plant is modeled with parametric and random context sensitive l - system

    單株植物的造型則是採用上下文有關的帶參數的隨機l系統。
  16. In this thesis, our research work mainly focuses on the following four aspects : 1, studying and perfecting the generation algorithms of plant modeling, building three - dimensional plant model on the basis of studying current algorithms of plant modeling, combining iterated function system and l - system, we brought forward the random binary three - dimensional recursive model

    本文的主要工作內容集中在以下四方面: 1 、研究並改進植物建模演算法,生成三維的植物模型在研究目前植物建模常用演算法的基礎上,結合迭代函數系統法( ifs )和l系統法提出了樹木類植物的隨機二叉三維遞歸模型。
  17. By using the simplified algorithm of l - system, examples of interactive 3d fractal trees are generated and applied in the virtual scene. in chapter 5 : the architecture and the environment of exploitation of the system are introduced. the web database is connected

    第五章介紹了系統的體系結構及開發運行環境,進行了web數據庫的連接和vrml 、 applet與asp集成;接著分析了系統的整體框架,介紹了系統的登錄和注冊的頁面,然後介紹了系統軟體的六個功能模塊,並給出了具體實現。
  18. I apply the modified double - iterated modeling algorithm to realize the three - dimension tree model successfully based on l - system with ips. to realize the terrain model, i expound the improved diamond - square algorithm in light of fractal interpolation and use it to model cloud, two - dimension texture terrain surface and three - dimension terrain

    基於l系統以及迭代函數系統的特性提出了改進的三維樹木模型雙迭代生成演算法來實現三維樹木模型的模擬,而在三維地貌模型的模擬中,提出了改進的基於分形插值的diamond - square演算法實現了雲團、二維紋理地表、三維地形等模型。
  19. Fractal theory and study of three dimensional l system

    系統的三維拓展研究
  20. In this article we discuss the methods of 3d tree modeling by iteration function system ( ifs ) and l system based on the fractal. at the same time, we compare the two methods from the application of tree modeling in 3d cis and give the class definition of tree object from the object oriented point of view, in order that the tree object can be applied in 3d gis. all this research find a new and effective way for the visualization of tree in 3d gis

    同時,針對樹木實體在3dgis中的應用,對兩種建模方法進行比較,確定l系統是3dgis中構建樹木實體的最佳方法,並從面向對象角度出發,給出基於l系統的樹木實體類,從而使樹木實體作為3dgis中的對象之一融合到系統之中,為3dgis領域中關于樹木實體的表達尋找到一條新的而且是更有效的解決途徑。
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