鏈懸橋 的英文怎麼說
中文拼音 [liànxuánqiáo]
鏈懸橋
英文
chain bridge-
The self - segregation behavior of amphiphilic copolymer on pdl - la scaffold was investigated via fluorescence - labeling technique. the modified scaffold with hydrophilic surface will not only favor the penetration of cell suspension and culture medium, but also provide the microenvironment for the growth of cells with the peo spacer combining amino acid ( rgd ) structure. according the above result, the cytocompatibility test was also performed on pdl - la 3d scaffold modified by amphiphilic copolymer with alkaline amino acid end
這種親水表面不僅有利於細胞懸液和培養介質的進入，並可以通過peo橋聯的氨基酸（ rgd ）為細胞在三維多孔支架內的生長提供類細胞外基質環境；根據以上結果，本文對堿性氨基酸為peo鏈端基的兩親共聚物-氨基酸類細胞外基質修飾的聚乳酸三維支架進行了細胞相容性的測試。Secondly, calculation theory of construction for suspension bridge is presented under the ideal condition of dead load design. linetype change stiffness of cable and slip stiffness of supporting points are deduced based on segmental catenary theory. then numerical analysis method through sgkz2000 software are introduced in detail about calculating design linetype for suspension bridge, unstressed length of cable, erection linetype of cable and pre - displacement of saddle without loads, erection linetype of wire strands, the fixed position for erecting cable band and linetype of lifting stiffening girders
其次，根據懸索橋恆載設計理想狀態建立了懸索橋施工計算原理；以分段懸鏈線索理論為基礎，推導了懸索的線形變化剛度和懸索支點的滑移剛度；介紹了懸索橋成橋設計線形計算、吊索無應力長度計算、空纜線形與預偏量計算、絲股架設線形計算、索夾安裝位置計算和加勁梁吊裝線形計算的具體方法、數值演算法及軟體sgkz2000的計算模塊的實現。( 2 ) the common used arch axes are circular arcru parabola arch, catenary arch
（ 2 ）空腹式剛架拱橋的拱軸線一般可取圓弧線、拋物線或懸鏈線。In this paper, two kinds of the aforesaid methods based on the parabola and catenary theories for the datum strand erection of the self - anchored suspension bridge of pingsheng bridge in foshan under non - datum state condition of erection are presented
介紹基於拋物線理論和基於懸鏈線理論的平勝大橋基準索股非基準狀態下架設垂度修正量的確定方法及達到該垂度的施工控制方法。The main contents about calculation of cable curve for suspension bridges are as follows : firstly, parabola theory, a traditional calculation theory of linetype for suspension bridge, is introduced. according to behavior of suspension bridge, segmental catenary theory which is an exact calculation theory of cable curve for suspension bridges is then built. after that, the errors and adaptable range of segmental parabola theory, segmental straight - line theory and traditional parabola theory are compared one another
懸索橋線形計算部分的主要內容如下：首先，介紹了懸索橋的傳統線形計算理論? ?拋物線理論；根據懸索橋的特徵，建立了懸索橋主纜線形計算的精確理論? ?分段懸鏈線理論；並由此比較了分段拋物線法、分段直線法及傳統拋物線理論的誤差和適用范圍；分析了索長變化、跨度變化及主纜變形引起的恆載重分佈對主纜線形的影響。Based on the virtual work increment equation of updated lagrangian formulation, tangent stiffness matrix of spatial beam / truss element is obtained. according to base assumptions and catenary equation of cable, the iterative formulations of tangent stiffness matrix and nodal force of the spatial two - node catenary cable element are put forward. therefore the entire geometrical non - linear finite element theory for the analysis of suspension bridges is established
本文的研究工作和取得的主要成果有: 1 .將大旋轉小應變空間梁（桿）單元與兩節點空間懸鏈線索單元結合起來，形成了一套完整的適合於懸索橋結構分析的幾何非線性有限元計算方法。分享友人