characteristic line method 中文意思是什麼

characteristic line method 解釋
特徵線法
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  • line : n 1 線;繩索;釣絲;測深度用繩,捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. After 15 minutes ' intensively discussion, they started to exhibit their results. the nine groups, adding culture construction group, drumbeating group started their aboil contend and pk match. first, the elected leaders steped onto the platform to declare their team name and catchwords, and devised themselves ' characteristic behave. this activity bubbled up the assembly room ' s atmosphere. then we let the leaders stand in a line and give them the last 2 minutes ' speak time to draw tickets. lastly, we decided to choose the winner using the method that every group votes two tickets. but for there were 3 winners at last, we handed out a few lollipops averagely to this 3 groups. their great ambition expressed in last prevail speech reminded us the experience and scene in summer camp

    首先是剛才大家公認選出的組長上臺代表自己的小組發言,宣布自己組的隊名和口號,並作出自己特色的表現,一輪下來,整個會場幾近沸騰,接下來我們讓每位組長上臺一字排開,並給他們每人最後的兩句話的表現機會,大家積極踴躍發言為自己的小組拉票,最後我們由每個小組頭兩票的方式決定最後的獲勝者,結果出人意料的出現了並列三組第一的局面,我們只得把我們為數不多的棒棒糖平均分給了三個小組,在他們的獲勝感言上他們又一次表達的自己的雄心壯志,我們在這里看到了我們曾經夏令營的經歷和場面。
  2. Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺點及現狀,擴頻技術在電力線載波通信應用的優點、方式和現狀,並對低壓電力線網路的特性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上,本文詳細地介紹了電力載波遠程抄表系統的具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高的穩定性和可靠性。
  3. It employs a series of processing methods. for example, it employs different method of threshold according to illumination and the characteristic of the dial plate ; employs the method of mathematic form filtering according to the thought of the line is the most important in image ; employs the method of beeline matching according to the characteristic of the line

    此系統利用了圖像處理的基本思想,採用了一系列的處理方法,如根據照度及表盤特點採用了不同的二值化方法;根據圖像中線條最重要的思想對圖像的濾波採用了數學形態濾波方法;根據線條特點提出了利用直線擬合的方法等。
  4. The dynamic force - displacement relation curve is of crucial important to the design and operation of mechanical impact devices. using one - dimensional wave mechanics and characteristic line theory, this paper presents a testing method for determination of dynamic force - displacement relation curve from one - point strain measurement on an elastic rod endface. the principle of measurement, data processing method and experimental results for penetration into granite are discussed. 4figs., 5refs

    沖擊載荷下彈性桿端的作用力-位移關系曲線是沖擊機械繫統研究的重要內容.基於一維波動力學方程,應用特徵線方法,探討了已知一點應變求取彈性桿端的作用力-位移曲線的測試原理與數據處理方法,以及在花崗巖上沖擊鑿巖機具的測試結果,對一點應變測試法的可行性進行了論證.圖4 ,參5
  5. The paper abstracts out the palmprint mainline characteristic owing to palmprint image gradation by the gray value characteristic property method, defining the online palmprint characteristic space with the form of the polar coordinate and compressing the dimension, at last we use the neural network to accomplish the design of identification authentication system with the on - line palmprint as the mating algorithm. based on this, a fast and reliable system of identification authentication can be built

    採用基於掌紋圖像灰度特性的方法提取出掌紋的主線特徵,以極坐標的形式定義在線掌紋的特徵空間並降維處理,最後用神經網路作為匹配演算法完成在線掌紋身份驗證系統的設計,以此為基礎建立了快速、可靠的新型身份認證系統。
  6. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論,特別對利用空間信息進行閾值選取進行了詳細論述;在對通過對基於數學形態學的細化的基礎上,討論序貫同倫形態細化演算法和保形的快速形態細化演算法;然後依據聯機字元識別原理框圖,分析了手寫數字的結構特點,提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級分類器任意手寫數字在線識別技術,對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述;繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究,對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共振( art )網路的字元識別分別進行了詳細討論,並引入置信度分析將多個分類器進行了混合集成;最後簡單闡述了手寫數字識別的典型應用,對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  7. Along with the development of modern education technology which bases on the kernel of multi - media computer and network technology, teaching on line has become more and more fashionable. as a supplementary for traditional teaching method, it not only has the function of traditional teaching method but also has some characteristic such as sharing the teaching resource, separating teaching time and space, advantageous for suiting teaching methods to students and etc. it became an efficient way to solve the contraditions between the knowledge explosion and study time limited, lt is also an dfficient way to solve the contradition between shot of teacher and increasement of learner. lt proved the fundation and technological guarantee to put the policy into practice that entire nation in education and education in all one ' s life. so it is quite worthwhile for all educators to consider how to develop more and better networked teaching resources and it became an important mission to them

    隨著以計算機技術和網路技術為核心的信息技術的發展和普及,網上教學成為當今教育界的熱門話題。作為傳統教學方式的有益補充,它不僅能夠實現傳統教育的功能,而且具有許多獨特的優勢:諸如教學資源共享、教學時空分離、更有利於因材施教等,從而成為在「信息時代」解決「知識爆炸」與「學習時間有限」的矛盾以及「從教人員不足」與「受教人員增加」的矛盾的有效途徑,也為實行「全民教育」 、 「終身教育」提供了可靠的物質基礎和技術保障,如何開發更多基於網路的教學資源成為教育工作者的使命。
  8. A analysis of these effect to the pattern is presented. in the mean time, the method of correcting the phase errors is given by shortening or lengthening the section of sinuous feed line between couplers from the normal value. 6. the reflection characteristic of a serpentine is analyzed where the coupler is replaced by the equivalent of two ports loss network

    提出了用有耗二埠網路來等效波導耦合器的方法,對由耦合器、饋電波導和波導彎頭級聯的慢波線系統的駐波特性進行了分析計算,針對慢波線在設計測射頻率上大反射問題,討論了多種解決辦法。
  9. Four models under the combination two type of work station with two type of hypotheses, and an instance is given. in model of the optimization of u - line, according to the characteristic of u - line, a model of optimization on the workload is set up, the optimization methods is given. moreover, a method of workstation breaking is put forward, thus, the problem of optimization of u - line can be transferred into straight - line problem and the two problems are unified through the method

    在基於u型布局的混合流水生產系統的多目標協同優化模型中,針對u型流水線的特點,建立了針對負荷均衡的混合u型流水線的協同優化模型,給出了具體的演算法,並且提出工作站分解的方法,將u型流水系統的優化轉化為直線型流水系統的優化,把混合u型流水生產線的優化與混合直線型流水生產線的優化統一起來。
  10. Based on the resolving algorithm of continuous - layer method, the time order analyzing curves, acceleration curves and the response spectra of transfer function at the different points of the ground and at the same point on the different ground conditions are gained. it demonstrates that the responses of ground in x, y and z axial directions all change by time, and the obvious wave propagation appears in ground. for different observing points on the same ground condition, at more distant points from the load line, the less swings are found, that is to say, vibration possesses the obvious characteristic of attenuation

    基於分層法的解析演算法,得到了在不同點以及在同一點但不同地質條件下的時程分析曲線、加速度變化曲線和傳遞函數反應譜,結果表明,地基土在x 、 y 、 z三個方向的響應都是隨時間變化的,並且伴隨有明顯的波動現象產生;對于相同地質條件的不同觀察點,距離荷載作用線越遠的地方振幅越小,即振動具有明顯的衰減性。
  11. On the basis of analyzing the reason of bad aluminum foil crosscut effect, this text applies the geometry characteristic of the uniparted hyperboloid to the crosscut mechanism of moving aluminum foil, and confirmed the type line of rotating knife edge, thus a kind of rational method for movement aluminum foil crosscut had been drawn

    在分析鋁箔橫切效果不佳原因的基礎上,把單葉雙曲面的幾何特性應用於移動鋁箔的橫切機構之中,並確定了轉刀刀刃的型線,從而得出一種移動鋁箔橫切的合理方法。
  12. Abstract : the wave equation, continuous equation for tower structure and the method of characteristic line, are derived in this paper, and variation of structure modulus of elasticity with strain and vibration frequency being considered, state of stress on the structure affected by earthquake wave is analyzed

    文摘:推導了高聳結構(桿件)波傳播運動方程、連續方程和特徵線求解方法.並考慮結構彈性模量隨應變及振動頻率的變化,對地震波作用下結構的受力狀況進行了分析
  13. Through the computation of the water hammer pressure in steel and pvc pipes with the characteristic line method, the influence of velocity of water, material and wall thickness of the pipes to the magnitude, crecent process and phase length of the water hammer pressure is analyzed

    應用特徵線法,對鋼管及pvc管道中水擊進行計算,分析了管道中水流流速及管道材料、管壁厚度對管道中水擊壓強大小、水擊壓強的增長過程及其相長的影響。
  14. At first, the dissertation author analyzes the measure method characteristic of three - phase three - line system and three - phase three - line system by power measure principle, and analyzes all kinds of power theft way, then concluding them to five styles : voltage style, current style, change phase style, enlarge error style, shunt style

    論文從電能計量原理和準確計量方法入手,簡要介紹了電能計量的發展歷史,單相電路和三相電路的各種計量方式。其中重點介紹了三相三線經電流互感器和電壓互感器接入式和三相四線只經電流互感器接入式這兩種計量方式。
  15. Aiming at multiply connected regions problems, the paper analyses the previous method of inducting aided line of syncopation and points out its shortcoming, then proposes a new method of transformation between multiply connected regions and single connected regions by study of afm arithmetic characteristic. the concepts of static advanced front and dynamic advanced front are defined

    針對多連域剖分問題,本文對以前通過引入切分輔助線的方法來解決多連域剖分問題進行了分析,指出了其不足之處,通過研究波前推進法的演算法上的特點,提出了一種新的解決單、多連域轉化的問題方法。
  16. In the situation of the rarefaction chasing after the shock wave, both the analysis solve and the important relation as to the characteristics of the wave form are obtained in the use of the characteristic line method before the rarefaction catching ip with the shock wave ; after thai, qualitatively, two kinds of wave forms, reflection shock wave and incidence shock wave, or reflection shock wave and incidence rarefaction, may be obtained as well as the corresponding conditions for their occurrence

    對稀疏波追趕沖擊波的情況,在稀疏波趕上沖擊波以前,利用特徵線方法,得到了此問題的解析解及有關波形特性的重要關系;在稀疏波趕上沖擊波以後,不僅定性地得到二者經過相互作用以後,可能產生的兩種不同波形,即反射的沖擊波和入射的沖擊波或者反射的沖擊波和入射的稀疏波,而且給出了產生不同波形所對應的條件。
  17. This paper present an ideal and calculation method of the effective operating curve where cavitations characteristic is not change. based on the lifting - line and lifting - surface method, using effective operating curve to control the cavitation type and " new section " design method to extend the width of cavitation bucket. the width will almost increase 30 % than the common section

    提出了保持剖面空泡特徵不變的有效運轉曲線的思想和確定方法,在升力線和升力面的基礎上,應用有效運轉曲線控制空泡類型,採用「新剖面」設計方法擴大空泡斗寬度,其空泡斗寬度比常規剖面增加近30左右。
  18. Using basic equations in continuum mechanics, the wave - motion equation in the geometrical nonlinear elastic rod is derived, and then the characteristic curves and their characteristic relations are deduced by the characteristic line method, and the alterations of the wave profiles are analyzed during propagation

    利用基本方程導出了彈性細桿的幾何非線性波動方程,用特徵線法求得它的特徵線和特徵線上的相容關系,分析了波形在傳播過程中的變化規律。
  19. Furthermore using the variation principle in the elasticity, the wave - motion equation is derived in the finite deformation elastic thin rod with viscous and transverse inertia effects, and the characteristic curves and their characteristic relations are obtained by characteristic line method, and the influence of viscous and geometrical - dispersive effects on the propagation of wave is analyzed

    再利用彈性力學中的變分原理,導出了同時計及粘性和橫向慣性效應時的彈性細桿的幾何非線性波的波動方程,用特徵線法得到它的特徵線和特徵線上的相容關系,分析了粘性耗散和幾何彌散效應對波的傳播速度的影響。
  20. The slope runoff fem analysis program is developed based on the saint - venant equations. the numerical solutions are compared with the analytical solutions and the experiment data and the characteristic line method solutions, the result validate of the program

    編制了基於saint - venant控制方程的坡面徑流的有限元分析程序,利用解析解和試驗數據證明了程序的正確性。
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