reference beam method 中文意思是什麼

reference beam method 解釋
雙光束法
  • reference : n 1 (對委員、審查人等的)委託;委託項目[范圍]。2 說到,論到,提到。3 參考;參考書;附註,引證;...
  • 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,...
  • 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. This paper also makes brief description of the technical specifications, mechanical structure, major features of the italian beam transporting and erecting machine with type of nicola yj - 550, which was introduced firstly in china and chosen carefully in combination with the site conditions. the future beam erection and relevant design and construction can find the reference from description of this paper in terms of erection process for box beam, working efficiency of the italian beam transporting and erecting machine with type of nicola yj - 550, issues and revelations concerning about box beam erection, special beam erection method to avoid three legs supporting

    採用義大利nicolayj - 550型運架梁一體機進行箱梁架設是結合現場實際開展技術攻關、精心選定的施工方法,該型架橋機為國內首次引進,文中就其技術參數、組成結構、主要特點進行了簡要介紹;文中闡述的箱梁架設施工工序、運架梁一體機的作業效益、架梁施工應注意的問題及啟示、架梁施工克服「三條腿」的方法等均可作為今後箱梁架設及與箱梁架設相關的設計、施工工作的參考。
  2. Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method

    在彈性理論的基礎上,利用鋼板錨固剪應力計算公式,對在集中荷載或均布荷載作用下採用粘鋼加固的混凝土梁,分析鋼板錨固最大剪應力的有關影響因數.結果表明,最大錨固剪應力不但和混凝土梁的截面高度、跨度等參數有關,還和粘膠層厚度、彈性模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應力進行驗算,防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國粘鋼法加固設計提供重要的參考資料
  3. On the basis of large - displacement virtual principle, the finite element equations of stable type suspension bridge containing towers are driven. the stiffness matrixes of the cable element, the bar element and the beam element using node coordinates are given, too. such method has not been found in reference books

    論文從有限位移彈性理論的虛功方程出發,推導出穩定橋全橋結構的非線性有限元運動方程,還推導了用節點坐標表示的索單元、桿單元和梁單元的單元剛度矩陣,這一點在參考文獻較少見。
  4. This method, not only can control beam halo - chaos well as wavelet had done, but also is easy to work out because of the linearity and the simpleness of its controller. considering the advantage in technology realizing and cost saving, this method is a good reference to application

    由此可見,該法可達到小波函數法相同的控制效果,而控制器採用線性控制律,僅有一個調節參數,形式簡單,施加的反饋較小,因而應用前景較好。
  5. On the basis of test data from some references, it estimates the fracture reliability of the tested beam, the result indicates that the recommended calculation method is sort of valuable to reference

    並根據有關文獻給出的試驗數據,對試驗梁的疲勞可靠度進行了估算,計算結果表明所推薦的計算方法有一定的參考價值。
  6. The calculation results of deformation and internal force have been obtained, with which the experimental results are compared. finally, based on the experimental study and theoretical analysis, with the reference of practical calculation method given by related code of concrete structure in time, the practical calculation method and the design suggestion of coal unloading chute with skew beam are brought forward. the method is both reasonable and simple, and the calculated results are in good agreement with that of the experiment

    最後,在試驗研究和有限元分析的基礎上,參考有關現行規范對同類結構的設計方法,提出了斜梁式淺埋箱形卸煤溝結構的簡化計算模型;針對卸煤溝的特點,提出了相應的構造措施及鋼筋配置方式要求;根據地下結構的動態反應特性、主要破壞特徵及震害分析,提出了卸煤溝避免地震破壞的措施。
  7. Local buckling capacity of steel composite beam subjected to combined bending, shear and patch loading is one of key problem in steel structures design. the computational formula for local stability of web was based on the assumption of infinite - elastic perfect plates in the steel structures design code ( gbj17 - 88 ). but in the revised code ( gb50017 - 2003 ), this formula was made big change with reference to british code ( bs5950, partl ) and australian code ( as4100 ), the related research result of our country was included as well. in the modified formula, influence of early geometric imperfection and elastic - plastic buckling stage were considered, which is compatible with both actual circumstance of engineering and the strength formula of beams under bending stresses ( considering partial plasticity of the section ). in this paper, the preceding problem is deeply analyzed and studied, considering the effects of various geometric parameters and stress combinations on buckling critical stress of web, the revised local buckling correlative formula for transverse and longituded stiffened web panels under combined stresses is analyzed and verified by finite element method

    組合鋼梁腹板在彎、剪及局壓復合應力作用下的局部屈曲承載能力是鋼結構設計中需考慮的問題,新的《鋼結構設計規范》 ( gb50017 ? 2003 )對此部分內容作了較大改動,原規范中關于腹板局部穩定的計算公式是基於無限彈性的完善板假定;新的規范則參考了英國規范( bs5950 part1 )及澳大利亞規范( as4100 )並結合我國相關研究成果,考慮了屈曲進入彈塑性階段以及初始幾何缺陷的影響。這不僅與工程實際情況相符,而且也與鋼梁在彎曲應力作用下允許截面部分進入塑性的計算公式相協調。
  8. This method doesn ’ t need beam deflection device and can change the reference beam incidence angle with mechanical movement platform only. and the accuracy of system is not getting lower

    這種方法不需要光束偏轉器件,只需要機械運動平臺,僅通過平臺的移動,就可以實現參考光束入射角度的變化,而且尋址的精確性並未降低。
  9. In order to research mechanical capability of the reinforced concrete beam with bonding steel plate, adopting separate method to establish finite element model of the reinforced concrete beam with bonding steel plate, using fem to study dynamical characteristics of the model, have got good results which can not be easily got using traditional resolution method, which can give reference to study dynamical characteristics of the reinforced concrete beam with bonding steel plate

    摘要為了研究粘鋼加固后鋼筋混凝土梁的各種力學性能,採用分離式方法建立了粘鋼加固后鋼筋混凝土梁的有限元模型,並用有限元方法對此模型先後進行了模態分析和簡諧集中載荷作用下的動力響應分析,得出了加固后鋼筋混凝土梁的前5階振動模態和簡諧集中動荷載作用下粘鋼加固鋼筋混凝土梁底部開裂的極限動載荷幅值頻率曲線,可為研究粘鋼加固鋼筋混凝土梁的各種動力特性提供參考。
  10. In chapter three, the importance of maintaining the equal optical path between measuring beam and reference beam in measuring horizontal and vertical vibration table are analyzed, and the factors having effect on contrast degree of interference fringe are introduced. for improving the accuracy of laser - vibration - measuring - system, the phase - modulation - multi - period - average method and the vibration isolated of system are analyzed

    第三章分析了光路設計中的等光程問題的重要性,以及影響干涉條紋對比度的相關因素;並從提高測量精度的角度分析了調相多周期平均法和系統的隔振。
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