建構直線 的英文怎麼說
中文拼音 [jiàngòuzhíxiàn]
建構直線
英文
fit line- 建 : Ⅰ動詞1 (建築) build; construct; erect 2 (建立; 設立; 成立) establish; set up; found 3 (提出;...
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 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...
- 建構 : construction
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
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Based on the geometry characteristics of bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line. according to the different generatrix line which can be divided into common plane curve, circular - arc curve and straight line, bertrand conjugation surfaces are parted into three typical types, and the basic equation and differential formula are established, then the conjugation conditions are found. aiming at the inclusive problem, the structure condition is given
論文將白川德共軛按母線為一般平面曲線、圓弧、直線分為三種典型類型,分別建立了共軛的基本方程與微分關系式,據此給出了各種類型的共軛基本條件,發現這是一類更強更嚴的條件,存在有相容問題,進而研究了白川德共軛的結構條件,至此確立了白川德共軛的基本框架。3. a space bond slip relation of reinforcements in either end of a member is proposed, based on one - dimensional bond slip model of reinforcements proposed by teng zhiniirmg from tsinghua university, the first - time loaded ascending stage ? curve of which model is modified as the line which parameters are not changed so as to simply the computation. the bond, slip is regarded as the boundary nonlinearity of a member
3 、採用清華大學滕智明建議的一維鋼筋粘結滑移恢復力模型,但從簡化計算的角度出發,將首次加載的上升段曲線改為直線,並假定構件端部的諸多縱向鋼筋的滑移服從平截面假定,考慮由節點錨固區粘結滑移引起的構件端截面軸向和兩轉角附加變形。Standard guide for dimensional coordination of rectilinear building parts and systems
直線建築構件及系統的尺寸協調規格In the part of orbit control, the main ideas in study is to define the nonlinear control system on a riemann manifold from the global viewpoint, and to build the intimate relation between the geometrical structure of state space and the state equation of nonlinear control system ; in the part of attitude control, the main ideas in study is to deduce mathematical model with good character based on global differential geometry ideas as well as li group and li algebra, moreover, to design corresponding control schemes
在軌道控制部分,研究的主要思想是從整體化的觀點出發定義一種建立在riemann流形上的非線性控制系統,將狀態空間的幾何結構與控制系統的狀態方程建立直接的聯系。在姿態控制部分,研究的主要思想是以整體微分幾何方法為工具,以李群與李代數等數學理論為基礎,從數學角度建立具有良好性能的數學模型,並設計出相應的控制方法。A general synthesis model of mixed - point straight - line linkage in the general condition was established, and some key parameters in the equations were solved
摘要採用解析法建立了一般情況下混合點近似直線機構綜合的通用數學模型,並給出了方程中關鍵參數的求解方法。In two - view case, a method is presented for calculation 2d projective transformation and construction the virtual elements by combination of spatial points and lines. so more 3d invariants of object ' s spatial structures can be extracted from real elements and virtual eleme nts. ( 3 ) the geometric characteristics of 2d symmetric objects " in perspective images are lucubrated
( 2 )擴展了2d射影變換矩陣的求解方法,將單純利用點集對應的計算模式擴展到利用直線集、點線組合等多種類型來建立兩個射影平面的對應關系;總結了平面上基於點、直線元素可求解的多種3d不變量;提出了雙視圖下由點、直線元素的多種對應關系求解2d射影變換來構造「虛元素」的方法,結合「實元素」和「虛元素」可以提取更多的空間3d不變量。The work of the adjustment mechanism is a project which is supported by the state committee of " 863 ". three design mechanisms are proposed, bearing and screw style, movable bearing style mechanism and assembly style mechanism. it is difficult for the precision of the mechanism made of movable bearing to meet the requirements of the design because the bearing must be made individually
空間太陽望遠鏡成像鏡調焦機構的設計是在國家「 863 」高科技課題中展開的,本文有創建性的工作是根據設計要求提出了三種機構設計形式,包括直線軸承式、移動滾珠式和裝配直線軸承式,比較了三種機構各自的優缺點,並根據其中的一種加工製作了實際模型。In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system
本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景,然後對其運動學、動力學、直線伺服系統模型進行分析,針對目前動力學模型過于復雜或完全從機構學角度建立不便於控制的問題,提出了簡單、易於實現的控制思想,即將虛擬軸機床的動力學方程反解所確定的各桿受力(矩)視為電機的可變負載力,以桿長伸縮量或滑塊位移為伺服系統輸出,從此構成位置閉壞,實現軌跡跟蹤控制。After the orderly reduction methods of massive scattered data being studied, this paper proposes a partial tangent plane slicing method and a virtual second - scan line method after giving a new k - nearest algorithm to re - organize the massive data. the new proposed methods of data reduction and grey theory based unusual noisy data process can be used to generate the scan line type data and it can be directly used to reconstruct curves and surfaces. the research lays a good foundation for reconstructing the cad model in a point - line - surface manner
4 .深入研究了海量散亂數據的有序簡化技術,在提出建立海量數據點鄰接關系k -鄰近新的演算法基礎上,提出了局部切平面切片法和虛擬二次掃描線法,實現了海量數據的有序重組,通過基於灰理論的數據簡化和異常點處理新方法,生成可用於直接重構曲線曲面的掃描線類型數據,為以點?線?面方式重構cad模型打下了良好的基礎。The improper excavating will bear capacity, water permeability, natural structure and geological structure worsenning the base rock of foundation., this ca n ' t be allowed to the water conservancy project building, especially to block water building. lt will not only increase the expenses happened of the remedy measure, but also lengthen building straight line time limit for a project of construction
開挖不當將降低基巖的承載能力、增大基礎的透水性、惡化基巖的天然結構和地質構造,這對於水工建築物,特別是擋水建築物是不能允許的,同時將會增加採取補救處理措施所發生的費用,延長建築物施工直線工期。Engineering drawing has always been labeled as a practical subject. a combination of geometrical, building. mechanical and electrical drawing, it relates between theory and the picture of reality. engineering drawing will provide an accurate and complete ptcture for every object tn terms of shapes and sizes. usually, it is taught using the face - to - face teaching mode even in an odl environment. due to its nature, some students may find difficulty in imagining and interpreting the drawings. however, the availability of sophisticated technology provides the opportunity for the learning of engineering drawing to be enhanced via online. a web - based system for teaching and learning engineering drawing was developed based on a constructivism model. the web - based system is tailored for several topics of engineering drawing such as orthographic projection, sectional view, isometric and oblique drawing at the secondary level. the learning strategy consists of multiple phases beginning with introduction, concept learning, engineering drawing method, application and exercises. during introduction, students will be exposed to an overview of the topic followed by learning of specific concepts. the system provides a learning environment that allows engineering students to view objects from different angles, such as third angle projection and first angle projection as well as views of plans, side and front elevations. after learning about the concepts, students wilt be guided through the various steps in drawing methods for each topic via animations and simulations. learners are able to view any section repeatedly. examples of real application of engineering drawings were also given using graphic, animations and video. to evaluate students understanding, exercises were given at the end of each session
工程制圖一直被認為是一門實踐性學科,其整合了幾何學、建築、力學、電子制圖等,從而將理論與現實圖像聯系起來,工程制圖能為每個不同形狀、尺寸的物體提供精確的、完整的圖像.通常,即使在開放與遠程教育環境中,工程制圖的教學也是通過面對面的教學模式來進行的.由於其特殊性,一些學習者可能難以想象並解釋這些圖像.然而,尖端的技術使得可以通過在線的方式加強工程制圖的學習.研究者基於建構主義模式開發了一個面向工程制圖教學和學習的網路系統.該系統適用於幾種工程制圖,例如展開圖、刻面圖、等角圖和斜角圖.學習過程包括導論、概念學習、工程制圖方法,以及應用與練習等階段.在導論階段,系統為學習者提供了專題簡介,然後是概念學習階段.系統所提供的學習環境允許工程專業的學生從三維透視、一維透視、平面圖、側立面、正立面等不同角度來觀察物體.經過概念學習階段后,系統將引導學生通過動畫和模擬學習每個專題中制圖方法的不同步驟,學習者也能重復觀察任何剖面.另外,還通過圖像、動畫和視頻等方式展示真實的工程制圖應用案例.最後,為了評價學生的理解能力,在每部分內容後面都附有相關的練習Integrated the monitoring data collected from the scene of blast with the correlative theory of earthquake wave, the blast vibration characteristic of this underground blast engineering and the influence that the blast vibration act on the ground buildings are analyzed. applied the method of duality linearity regression analysis, the propagation attenuational laws of blast earthquake wave in this underground engineering are gained by this software matlab. the analysis results indicat that the attenuational laws of blast earthquake wave are obvious diversity in the condition of difference distances
結合採集到的大量爆破振動現場實測數據,並應用地震波的相關理論,分析了該地下工程開挖爆破的地面爆破振動特性及爆破振動對地面建(構)築物的影響;應用二元線性回歸分析法,通過matlab軟體計算得出該地下工程開挖爆破地震波的傳播衰減規律;分析結果表明,不同距離下的地面爆破地震波的衰減規律存在明顯的差異,近距離條件下爆破地震波的垂直方向分量衰減最慢,遠距離條件下垂直方向分量衰減最快,遠距離的爆破地震波的垂直方向分量和水平徑向分量的衰減指數均要比近距離相應的爆破地震波衰減指數要大。It is divided into four parts to illustrate the environmental tests management system, including organization structure & labor source management system, tests process management & controlling system, tests information management system and quality guarantee system. firstly, it begins from organization structure of environmental tests, to look into the suitable organization structure, which applies to the environmental tests development, this thesis suggests the changing from original beeline organization structure to combinative organization structure of beeline function & matrix organization structure. it also investigates the labor source management and discusses under this new structure, presenting the system which meets the demand of existent military equipment development ; then, using relative concepts of queuing theory to solving the tests orders reasonably makes the minimum time for products in lab
首先從環境試驗的組織結構入手,研究適合環境試驗發展的組織結構,提出將原來的直線制組織結構轉變為直線職能制和矩陣制相結合的組織結構,並探討在這種結構下的人力資源管理和績效考評、提出適應目前軍用裝備發展要求的環境試驗組織機構與人力資源管理體系;然後從環境試驗過程管理的角度出發,運用排隊論的有關概念,合理解決試驗排序,使產品在實驗室的停留時間最短,並建立試驗過程管理與控制體系;從試驗信息的重要性角度出發,探討試驗信息收集與反饋的一般方法及建立環境試驗數據信息庫的重要性;最後從質量管理的角度出發,研究環境試驗內部質量保證部門的作用與職能,運用服務質量環的原理構建了環境試驗的質量保證體系。Both absolute difference and relative difference among per capita gdps of 14 cities ( prefectures ) increased year by year since 1990 - the absolute difference increased linearly - - and this increased tendency would n ' t change in short period. by counting the discrete and ratio between per capita gdp of every city ( prefectures ) and that of the total province, the relative development speed of every region and the industrial structure of every region, i think that the characteristic of the spatial structure of regional economic difference in hunan is that the area along the beijing - guangzhou railway line in the east of hunan developed fast, while the vast area in the west of hunan developed slowly, so the regional difference increased constantly. on the difference background between the east and the west of hunan, there is the difference between central region and fringe region, for one thing it shows ring difference, namely chang - zhu - tan internal ring, surrounding chang - zhu - tan medium ring, the outermost external ring, the most underdeveloped counties lie on the fringe and mountain regions in the west, south and east of hunan, for another it displays that the peripheral regions of 13 prefectural cities are more developed than the other
文章還建立了反映基礎設施水平、經濟發展水平、社會發展水平的23個主要指標構成的湖南省區域差異衡量指標體系,在此基礎上,藉助spss統計分析軟體,運用主成分分析法,對湖南省14個市州經濟發展綜合水平的差異狀況進行了研究,結果表明:長沙市的經濟發展綜合水平在14個市州中遙遙領先,反映了湖南省經濟發展空間結構的「單極主導」特徵;通過計算人均gdp的標準差和標準差系數,研究區域經濟差異的總體水平及區域經濟不平衡發展的演變趨勢,發現90年代以來湖南省各市州人均gdp的絕對差異和相對差異都在逐年擴大,其中絕對差異隨年份直線上升,且這種差異擴大的趨勢在短期內難以改變;通過計算各市州人均gdp與全省人均gdp的離差和比率、各市州發展速度的差異及產業結構的差異,認為湖南省區域經濟差異的空間特徵是:湘東京廣沿線地區基礎較好,發展較快,湘西地區發展緩慢,地區差異不斷擴大;通過以縣為對象的差異研究發現在湘東湘西差異的大背景上還有核心區與邊緣區的差異,它一方面表現為長株潭內層、圍繞長株潭的中層、更遠的外層的圈層差異特徵,最落後的縣分佈於湘西、湘南、湘For the example of the development course in the tianjin guohua panshan power generation co. ltd, analyses the reform and develop process of the state - owned enterprise from the flux of company ' s institution, the transform of the salary manage system in the enterprise, and the construct course in enterprise ' s civilization, in order to seek after a new manage pattern of the electric power enterprise to suit for the system of market economy in the socialism
本文以天津國華盤山發電有限責任公司的發展進程為例,從公司組織機構變遷、企業薪酬管理體制的變革以及企業文化建設的歷程三個方面分析國有企業的改革發展過程,從而探索適應社會主義市場經濟體制下的電力企業管理模式。國華盤電公司企業的組織機構是從以基本建設為主生產準備為輔的籌建期的組織機構形式開始,該階段的組織機構形式屬于直線制的組織管理模式。At present, the engineering enterprises often adopt the linear functional structure, but this form of organization has restricted the enterprises " development due to the opening of building industries
目前鐵路施工企業的組織結構普遍採用的是直線職能制,隨著建築市場的開放,這種組織結構已經制約了企業的發展。At the next time, planning to use the beeline function style more flatter, and will aggrandize the function of the market manage department and the manpower resource department, to construct a new pattern of enterprise manage institution to suit for the new situation
公司下一步擬採用的是更加扁平化的直線職能制的組織機構形式,並強化了市場營銷和人力資源部門的作用,從而建立適應新形勢下的企業組織管理模式。On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer
本文基於甘肅黃土分佈、工程地質及路用特性研究,對該黃土地區在建和已建的全部高等級公路交通狀況進行了詳細調查和分析,劃分了交通量等級;對甘肅黃土地區代表性的高等級公路,利用三種不同方法實測了土基回彈模量,分析了各測試方法的相關性,建立了相關關系,對土基回彈模量進行了強度等級劃分;通過室內外試驗比較,推薦了常用的半剛性材料和瀝青混凝土設計參數值;利用計算機編制了基於改進遺傳演算法的優化設計程序aga ? lq ,並成功求解了瀝青路面結構非線性優化設計模型;最後經計算提出了甘肅黃土地區高等級公路瀝青路面典型結構,並編制了查詢圖庫軟體cx ? lq ,供設計單位直接選用,科學簡便地解決了甘肅黃土地區的路面設計問題。In part, according to the basic principles of structure character, the paper sets up dynamics model of humanoid robot, as a guiding theory of virtual protot - ype research, proposes essential parameter of setting up virtual prototype model, including kinematics parameter, mass property parameter, mechanics character - istic parameter and external parameter, etc ; by utilizing pro / e set up threedimen - sional prototype model, carries on kinematics model prove among adams at the same time, finishes dynamics simulation about virtual prototype walking on line and turning utilizing adams finally
論文的第三部分根據結構特性建立了仿人機器人動力學數學模型,提出了建立虛擬樣機模型的必要參數,包括運動學參數、質量特性參數、力學特性參數和外界參數等;並利用pro / e建立了三維樣機模型,然後在adams中進行運動學模型驗證;最後在adams中對虛擬樣機模型進行了直線行走過程的動力學模擬。Adopting the sectionalized lumped parameter method with dynamic friction, the dynamic performances of the typical segments in lineweb, i. e. short channels, rectangular elbows, forked channel, chamber of additional holes, are analyzed using the effective approach - power bond graph ( pbg ). thus the pbg model of lineweb with the sectionalized lumped parameter method i : ; iii established. this model is proven by digital simulation and physical experiment
作為校驗線網性能約束的后續環節,本文引入包含動態摩擦的管路分段集中參數鍵合圖模型,對集成塊線網中存在的短管、直角拐彎、分支管路、工藝孔容腔等典型結構進行分析,建立起具有典型結構的線網的分段集中參數鍵合圖模型,並通過數字模擬和物理實驗得到驗大連理工大學博士學位論文證。分享友人