shape of beam 中文意思是什麼

shape of beam 解釋
光束形狀
  • shape : Shape=Supreme Headquarters Allied Powers in Europe (北大西洋公約組織的)歐洲盟軍最高司令部。n 1...
  • of : OF =Old French 古法語。
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection

    本論文在總結了斜拉橋的發展及其施工工藝,並指出了橋梁施工控制的重要性之後,簡要的介紹了工程概況,敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分;論文的核心部分,在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計算和其理論計算結果之後,詳細論述了主梁的標高線形控制方法和內容,實際支模標高的提出,結構應力監控的方法、布點、測讀及其對測讀數據的合理分析方法,索力檢測和結構溫度監測的方法。
  2. Use second shape colon examination of lens of lens, colon of fiber beam of light and clyster of agent of x line barium can make clear examine to break

    採用乙狀結腸鏡、纖維光束結腸鏡檢查以及x線鋇劑灌腸可以明確診斷。
  3. Strip - shape underground structures such as the tunnels and tubes for various uses can be treated as a beam on elastic foundation under earthquake condition , although there exists soil - structure interaction , the foundation soil vibration is dominant in other words , analysis of earthquake response of the soil is essential to this end , simplified models , ( i. e equivalent mass system models based on some equivalence criteria ) are proposed , instead of a general 3 - d continuum model in this study , equivalence criteria are proposed and the simplified models are compared the single - mass - string model is proved to be valid and therefore applied to the analysis of earthquake response of the pearl river immersed tunnel

    條裝地下結構如隧道、各種埋設管道等一般可看作彈性地基梁進行靜力及動力分析在地震條件下,結構與土相互作用,但土的振動成為主要因素為分析土的地震響應需把基土這一三維連續體作簡化處理,簡化成為等效多質點模型本文著重探討這種簡化模型的建立方法,推導等效方程,通過幾種簡化體系的分析比較,論證單質點串體系的合理性,並將其應用到廣州黃沙芳村珠江水下隧道工程的地震響應分析,為抗震設計提供依據
  4. Abstract : the far - field spot characteristics of laser converted by random phase plate are analyzed theoretically, including the shape, size, rotational symmetry and diffractive efficiency of the spots, as well as the distribution of subsidiary spot. by comparing the influence of phase element shape ( triangular, square and hexagonal ) on the characteristics, we found that the random phase plate with hexagonal array structure is more suitable for the beam smoothing in laser fusion

    文摘:從理論上分析了激光經隨機位相板變換后在遠場的光斑特性(包括光斑的形狀、大小、旋轉對稱性、衍射效率以及旁瓣分佈) ,通過比較三種形狀位相元(等邊三角形、正方形和正六邊形)的遠場光斑特性,得知正六邊形位相元結構的隨機位相板更適合於激光聚變中的束勻化。
  5. At last, the effect of the steel yield strenth, the yield - to - ultimate stress ratio, the shape and size of the access hole is researched. in conclusion, the finite - elenent model and the program adoped in this paper can well similate the response of beam - to - cloumn connections uder cyclic load

    本文所建立的模型及採用的程序能夠很好的模擬、研究在循環荷載作用下剛性樑柱連接的反應,為進一步研究剛性鋼框架樑柱連接的抗震性能打下了基礎。
  6. ( 3 ) it is known that load effect is not consistent with the section resistance incommon section continuous composite beam. a kind of composite beam with itsrational section size is suggested, which is consist of the t shape concrete beam andsteel girder. this kind of composite beam not only has enough carrying capacity, almost has same positive and negative resistance moment, but can decrease theamount of the steel

    ( 3 )分析可知連續組合梁的跨中、支座截面處荷載作用效應及截面抗力規律不匹配,本文提出了採用t形混凝土梁和工字鋼代替一般的混凝土板和工字鋼的組合梁截面形式,並給出了截面尺寸比例,能使正負截面抵抗矩接近,符合組合梁受力特徵,減少了材料用量,滿足承載力和剛度等要求。
  7. The hit spot was round or circle on the crystal plane. therefore, the intensity of spontaneous polarity and the direction of polarity could be judged by the shape of the electron - beam bombardment spot

    因此根據電子束打擊斑的形貌可判斷電氣石的自發極化強度和方向, 「打擊斑」亮的一端為負極,暗的一端為正極。
  8. The sections " shape of the beam in the steel structure is mostly i. with thinking of the strength factor, it ' s necessary to make the beam web high and thin

    鋼結構的梁截面多為工字型,從強度方面考慮梁腹板宜做得高而薄。
  9. It shows that the method suggested in the paper is simple, applicable for engineering and has good precision. on the bases of the formulas deduced, and combining with relative test datas, it studies in the paper several factors influencing the bearing performance of the simple beams, such as shape of the external tendons, the equal moment segment length, span - to - depth ratio of the beam, valid initial prestress of the external tendons, area of the internal tension reinforcement, strength of the concrete, vertical distance between

    在公式推導的基礎上,結合相關試驗資料,研究了體外筋的形狀、等彎矩區長度、梁跨高比、有效張拉預應力、體內受拉筋配筋率、混凝土強度、錨固點到樑上邊緣在垂直方向上的距離、體外預應力筋水平段長度(雙折線型體外筋的情況)以及荷載類型等對體外預應力混凝土簡支梁受力性能的影響。
  10. A study on dynamic shape optimization of beam - plate structure

    剛架與板組合結構動力學形狀優化研究
  11. ( 3 ) to discuss thereasonable section shape of the continuous composite beam. the works of this paperare as follows : ( 1 ) contrast the cracking course of the concrete beam and the composite beam, atthe point of the bending state of the beams, put forward the crack width mode : bending curvature 、 crack height 、 the distance between crack

    據此,本文的主要研究成果如下: ( 1 )通過分析、對比普通混凝土梁和組合梁負彎矩區裂縫出現、發展過程,以構件受彎狀態為出發點,提出了以彎曲曲率、裂縫高度、裂縫間距為主要參數的裂縫寬度計算模式。
  12. The flat - tapped beam has a uniform transversal profile in the near field and a bell - shape profile in the far field. the study of such a type of beam is of practical interest in laser material processing and inertial confinement fusion ( icf )

    平頂分佈光束具有近場分佈均勻,遠場能量呈鐘形分佈的特點,在激光材料加工和慣性約束聚變等應用中常需要這種類型的光束,所以研究平頂分佈光束的傳輸具有重要的實用價值。
  13. The beam shape of concrete transfer floor is completely studied

    本文對梁式鋼筋混凝土結構轉換層的施工技術進行了深入研究。
  14. Based on the investigation of research and application of concrete - filled tubular column to steel beam connections in china and abroad, according to engineering practice, six full - size specimens that the joints composed by concrete - filled square tubular column and i - shape steel beam divided as a and b groups have been tested under cyclic - loading in this paper. the three specimens of group a are connected by bolt - weld and the group b connected by welded at the end of beams

    本文在總結分析了國內外關于鋼管混凝土框架節點研究與應用現狀的基礎上,以實際工程為背景,在國內首次進行了a 、 b兩組共6個足尺節點試件的低周反復循環加載試驗,其中a組三個試件梁端採用栓-焊連接; b組三個試件梁端為全對接焊接。
  15. Hi this paper, concrete specimen of the same composite in shape of three - point - bend beam and wedge splitting specimen are tried out to ascertain the influence of specimen shape upon the fracture parameters

    本文採用相同組分的混凝土材料以三點彎曲梁tpb和楔入劈拉試件ws作為比較對象驗證了試件形狀對斷裂參數的影響。
  16. Via comparing chinese specification with aisc specification, some important factors that must involve in the design of floor system consisting of composite slab and composite beam are complemented. the two most important is the shape of formed steel deck that can be used in composite slab and the design shear strength of welded stud shear connectors

    在組合樓蓋體系設計中,筆者通過對中、美兩國規范、規程的對比,對在中國規范、規程中未曾明確提出卻需要在組合樓蓋設計中加以考慮的一些因素進行了說明,其中最主要的是壓型鋼板的選型依據和焊釘抗剪承載力的影響因素。
  17. Normally there are hundreds of cables in a continuous beam bridge, especially in an indeterminate structure. and the shape of the prestressing cable is complicated, so it has great difficulties in its drawing

    預應力鋼束因其線形變化多,大都又呈曲線狀,而對于大型復雜的預應力結構,如連續梁橋,往往有幾百根鋼束,幾十種形狀,所以鋼束圖的繪制任務繁重。
  18. Beam string structure needs determine the initial geometry in zero state and initial prestressing force distribute geometry before analysing. this text pointed out the difference from determining the shape of bss to form - finding or force - finding of membrane structure

    張弦梁在受力分析前需要確定其零狀態放樣幾何及初始預應力分佈。本文論述了張弦梁結構的形狀確定與膜結構的找形或找力分析的區別。
  19. The scissors shape of concavity on the wall was used to lock the beam to avoid damages from earthquakes and the square cave was dug by cing s army to put posts while constructing their barracks

    城壁的上端仍留有剪刀形的壁鎖凹痕,是鎖樑柱用的,防地震;方形的洞口則是清軍築營房時挖的,用來放柱子。
  20. The pulse shape of " sg - ii " laser was controlled triumphantly by avm, attaining a better uniformity of multi - beam pulse shapes, and realizing the power balance control of multi - pass main amplifiers eventually ; 6

    首次實現了avm對神光n輸出脈沖波形的控制,獲得了較好的脈沖波形畸變一致性,最終實現了多程主放大器的avm功率平衡控制。
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