長梁分規 的英文怎麼說
中文拼音 [zhǎngliángfēnguī]
長梁分規
英文
extension beam trammel dividers- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 梁 : 名詞1 (屋架中架在柱子上的長木) beam 2 (通常也指檁) purlin 3 (橋) bridge4 (物體中間條狀隆起...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 規 : Ⅰ名詞1 (畫圓形的工具) instrument for drawing circles 2 (規則; 成例) rule; regulation 3 [機械...
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In addition to, the fatigue crack between web and upper flange of welded steel crane beam on heavy duty service was discussed, and based on long - term observation and research, the author classified fatigue crack into bearing type and middle type crack along the horizontal direction. the causation, distributive law and mechanism of the crack were analyzed, and the precautions to take and the measures to remedy crack were presented. the main defacts including damage, crack, erosion and aging in structures, especially in concrete structure were introduced ; the defact mechanism was analyzed and the precautions to take were also given
另外,作者對重級工作制焊接鋼吊車梁腹板與上翼緣連接焊縫的縱向水平疲勞裂縫進行了長期的觀察和研究,根據疲勞裂縫產生的不同機理,將其分為支點裂縫和肋間裂縫,並討論了兩類裂縫產生的原因、分佈規律、機理以及防治的措施;對工程中經常遇到的結構構件,尤其混凝土構件的幾種主要病害(損傷、裂縫、腐蝕與老化)進行了機理分析並提出了防治措施。In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented
本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。This article expatiates the conception of cultural landscape, ecology of cultural landscape and its development in new era, taking the planning of liangping shuanggui cultural park as an example, the article puts analyzes how to seek after the new growth point of culture as well as pursue that of economy, furthermore, to protect more effectively the cultural and historical heritage and construct the residential environment in order to realize the sustainable development
摘要該文首先闡述了文化景觀的概念、文化景觀生態及其在新時期的進展,然後以梁平雙桂文化園規劃為例,分析了在追求經濟增長點的同時,尋找新的文化增長點,進而更有效地保護歷史文化遺產和建設人居環境,實現可持續發展。Based on the careful strata correlation and division of chang - 6 formation of panguiang in jing ' an oil field, the article discusses the structure characteristics, the sand body shape and distribution and the microfacies feature of chang - 6 oil set, analyses the physical properties and heterogeneities of the reservoir which is classified three types as i, ii and iii type, summarizes the relation between microfacies, sandbody distribution and physical properties, evaluates the reservoir from the flow unit aspect, reveals the affecting feature of oil concentration
本文在對靖安油田盤古梁油藏長6油層組進行小層精細劃分和對比的基礎上,詳細研究了盤古梁長6油層組的構造,砂體形態、展布方向及沉積微相特徵,對儲層的非均質性作了定性定量的分析並且對其進行分類,總結了沉積微相和砂體展布、物性之間的關系,從流動單元的角度對砂體進行了評價,揭示和確定油氣富集規律的影響因素。Making reference to the anqing changjiang river highway bridge construction and the construction control, firstly, this paper studies the philosophy of the cable - stayed bridge construction control simulation analysis systematically, and pays much attention to the theory of simulating the construction process : backward analysis and forward analysis. then on the basis of introducing the construction process of the anqing changjiang river highway bridge, analysis the construction course fully, and analysis comparatively the result of each girder segment construction simulation, and study the variation philosophy of the line style of large cable - stayed bridge during construction
本文緊密結合安慶長江公路大橋的主梁施工及施工控制實踐,首先系統地分析了斜拉橋施工控制模擬計算的整體思路,並重點分析探討了斜拉橋施工過程計算的理論:理想倒退分析和實時前進分析,然後在介紹安慶長江公路大橋主橋施工過程的基礎上,全面地計算分析了全橋的施工過程,並且應用施工過程計算結果,對每一個梁段的施工模擬工況進行對比分析,研究了大跨度鋼斜拉橋在施工過程中的線形變化規律。Through the experimentation for the physical performance of cfpb masonry under local compression, the author has observed the deformation and failure of cfpbm. based on the mathematical statistics and regression analysis of the experimental data, the author derived a feasible and common formula for counting the cfpbm ' s local compression strength regarding the different local compression locations, analyzed stress distribution of local bearing masonry under beams end, and provided the calculating formula on effective supporting length of beam end in brick masonry. as the results of experiments demonstrate, owing to the cfpb ' s own holes " system, the beneficial effects, the bounding effect of surrounding masonry and the spread effect of force, have not developed completely
試驗結果分析表明:由於多孔磚自身的孔洞結構,砌體內部的圍箍作用和力的擴散作用未得到充分發揮,局壓強度雖較軸心受壓強度有所提高,但仍低於同情況下實心磚的局壓強度;當有上部荷載作用時,對砌體局壓有利的懸臂卸荷作用和內拱卸荷作用均不明顯,因此在推導梁端局壓強度計算公式時,未考慮此可能存在的有利影響,計算偏安全;局壓強度提高系數公式除採用規范公式(二項式)的表達式,還用對數式進行了回歸推導,得到了一個較為普遍的公式;論文還對梁端局壓的梁端有效支承長度計算公式進行了回歸推導。In this thesis, it is analyzed theoretically the steel bar layout pattern, the prestress loss, the concrete stress, and the discipline of the deformation and the fracture forming of structures of the partial prestress concrete frame beams, which is widely used in modern civil engineering
本文從理論上分析了現代建築工程中廣為採用的部分預應力混凝土框架梁的布筋方式、預應力損失、混凝土應力、結構變形和開裂規律;導出了具有一般意義的預應力錨固損失以及梁的長期撓曲變形計算公式。Abstract : this paper studies several main codes of prestressed concrete in the world and analyses their methods to calculate the long - term stress losses. all these methods are divided into two groups. the author introduces the theory of the first group ? ? “ the age - adjusted effective modulus method ( aemm ) ” and analyses how to determine the modulus used in these methods. then, as example, two prestressed concrete beams are calculated to compare the result of different methods. at last, some recommendations for the calculation of long - term stress losses are given to improve the present code of our country
文摘:定性分析了國內外幾本主要規范、規程和建議中關于預應力長期損失的計算方法,將其分為兩類,推導了第一類方法的理論基礎? ?齡期調整的有效模量法,詳細分析了第一類計算方法中各系數的取值,並以兩根預應力混凝土梁為例對各方法的計算結果進行了定量分析,最後對我國預應力長期損失計算方法提出了改進建議。This paper studies several main codes of prestressed concrete in the world and analyses their methods to calculate the long - term stress losses. all these methods are divided into two groups. the author introduces the theory of the first group ? ? “ the age - adjusted effective modulus method ( aemm ) ” and analyses how to determine the modulus used in these methods. then, as example, two prestressed concrete beams are calculated to compare the result of different methods. at last, some recommendations for the calculation of long - term stress losses are given to improve the present code of our country
定性分析了國內外幾本主要規范、規程和建議中關于預應力長期損失的計算方法,將其分為兩類,推導了第一類方法的理論基礎? ?齡期調整的有效模量法,詳細分析了第一類計算方法中各系數的取值,並以兩根預應力混凝土梁為例對各方法的計算結果進行了定量分析,最後對我國預應力長期損失計算方法提出了改進建議。Steel structure of light - weight buildings with gabled frames is a widely used steel structural style in china at present. this paper starts with the deficiency of the specificaion in calculating the effective length factors of gable portal frames. when the gable portal frame subjected to the vertical uniform loading, it conducts the arch effect ? 1. rafter axial force is large when the slope of rafter is big
門式剛架輕型房屋鋼結構體系是目前廣泛應用的一種結構形式,本文從規范中門式剛架柱的計算長度系數取值的不足出發,針對山形門式剛架在豎向均布荷載作用下產生的拱效應? ? 1 、斜梁傾角較大時產生較大的梁內軸力; 2 、產生跨變效應; 3 、高跨比較小的山形門式剛架會發生躍越失穩,採用整體分析的方法對山形門式剛架的穩定進行了分析。After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates
本文根據我國規范的有關規定,自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型,對不同構件尺寸的樑柱腹板剛性連接節點在單向荷載作用下的反應進行了研究,從結構的mises應力等值線示意圖、梁端加載處的荷載? ?位移曲線、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值線示意圖四方面進行了比較與分析,從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論:增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫向加勁肋均可以改善節點的受力性能:提高節點的承載能力;減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象,從而避免試件過早地發生破壞。An experimental investigation on the transition in the boundary layer of horizontal plane with and without single two - dimensional roughness elements has been carried out in the wind tunnel. the distribution in normal and stream - wise directions of intensity of t - s wave excited by vibrating beam was measured in every condition. neutral curves were obtained by measuring the growth of the t - s wave at the normal critical location along the stream - wise direction
在風洞中對水平光滑平板以及加有粗糙元平板的邊界層轉捩進行了測量與研究,比較了不同情況下平板邊界層內由振動梁激勵生成的t - s波沿流向和法向強度的分佈規律,得到了相應的振型增長曲線以及中性曲線。The equilibrium path is traced using the arc - length scheme with the rigid - pin - joint model in which the spatial beam elements are used in single - layer parts and spatial truss elements are used in the double - layer parts. thus the stability behavior is summarized and the critical load is obtained. 2
本文採用鋼、鉸接模型,即單層部分採用空間梁單元,雙層部分採用空間桿單元,應用弧長法跟蹤了網殼結構的平衡路徑,總結了此類網殼結構的失穩規律,並且得出了結構由單層過渡到雙層時臨界荷載的變化規律。Based on the in - situ observation of the firstly mined working face of nanliang coal mine, the roof movement, the roof weighting intensity, and entry deformation and failure of the working face were analyzed
摘要通過南梁煤礦首采工作面采前的實驗研究和開采時的現場觀測,分析了工作面頂板的移動、來壓強度以及巷道變形破壞情況,總結了厚黏土覆蓋層淺埋煤層單體長壁工作面的礦壓顯現規律。分享友人