high-ductility steel 中文意思是什麼
high-ductility steel
解釋
高韌性鋼-
Based on these experiments, it may be claimed that there is segregation of sn to grain boundaries in 0. 15 % c steel during cooling from a high solution treatment temperature. this segregation reduces grain boundary cohesion, which results in low hot ductility and intergranular fracture
通過試驗和計算得出: sn在0 . 1swt . % c鋼中發生非平衡晶界偏聚的臨界時間為1245左右，臨界冷卻速率大約為8 / s ，與試驗結果基本一致。 -
Here the hsc of sompa is achieved through adding super - effective water reducer, fined slag and silicon fume, and decreasing the water / cement ratio. by varying the area ( spacing ) of tension bars, compressive bars, vertical links and distribution steel and embedding steel fiber and polypropylene fiber we try to improve the behaviors of reinforced high performance concrete one - way spanning slabs in bending, so that its ductility be greater than 5. with the same arrangement of steel the width of bending member is varied to observe the effect of the width / depth ratio on the ultimate compressive strain of concrete
通過變化受拉筋含筋率和受壓筋、箍筋（鉤筋、分佈筋）含量，或摻加纖維使之成為鋼纖維高強混凝土（ sfrhsc ）和聚丙烯纖維高強混凝土（ pfrhsc ） ，對高強混凝土雙筋截面梁、板的受彎性能進行了試驗研究，試圖改善高強混凝土受彎構件的延性，使其延性比大於5 ；並在相同配筋情況下，通過變化截面寬度，研究了高強混凝土受彎構件的寬高比對壓區混凝土極限應變的影響；並對試驗構件的裂縫發展情況進行了觀測。 -
Hrb400 steel bar is characterized by high parity between strength and price, good ductility and welding quality. it can meet the requirement that high building should use high stress steel bars. by now, few studies are made of the hrb400 reinforced concrete members
Hrb400級鋼筋具有強度價格比高、機械、焊接、抗震等性能優越的特點，應用在建築工程中，替換i 、 ii級鋼筋，可大量節省鋼材，提高建築的綜合性能，滿足高層建築應用高強度鋼筋的需求。 -
As a new variety of steel wire in our country, the mid - strength ( 1270mpa ) spiral - ribs steel wire has many excellences such as high strength, good ductility, credible felting and anchoring capability witn concrete and so on. the pre - stressed concrete slab with this sort of steel wire has good mechanical property. so it is an ideal substitute to the cold - processed wires traditionally adopted in pre - stressed concrete slabs
中強（ 1270mpa ）螺旋肋鋼絲是我國研製開發的預應力鋼筋新品種，具有強度高、延性好、與混凝土粘結錨固可靠的優點，以這種鋼絲為配筋的預應力空心板具有良好的力學性能，是傳統用於預應力混凝土空心板的冷加工鋼絲的理想替代品。 -
The advantages of circular steel tubular columns filled with steel - reinforced concrete are discussed by comparison to reinforced concrete columns. from the above analysis, we can conclude that circular steel tubular columns filled with steel - reinforced concrete which have high load - carrying capacity as well as excellent ductility can be used widely especially in the buildings of strong seismic intensity zone
從試驗研究、理論分析和試設計的結果，可以看出鋼骨?鋼管混凝土柱具有很高的承載力和很高的延性，這種柱具有廣泛的應用前景，特別適用於高地震烈度區柱的設計。 -
High - ductility steel
高韌性鋼 -
As one of new composite structures in the field of civil engineering, concrete - filled rectangular steel tubular ( cfrt ) structure has high capacity, large energy absorption capacity, and high ductility, also it has regular shape which is easy to connect between columns and beams, convenient fire - control measure, and short construction time
方鋼管混凝土結構作為一種新型組合結構，具有承載力高、耗能能力強、延性好等特點，且外形規則便於樑柱連接，防火措施簡單，施工周期短，因此，在中高層住宅建築中有較廣泛的應用前景。 -
The parameters in the study included the fire duration time, the axial load level, the section type and the strengthen method. the ultimate lateral strength, flexural stiffness, dissipated energy and ductility of the columns were compared and analyzed. ( 2 ) based on the stress - strain relations for steel and concrete after high temperature and the temperature field in the structural member, fiber - based model was developed to calculate the hysteretic moment ( m ) versus curvature ( ) relations and the lateral load ( p ) versus lateral displacement ( ? )
（ 2 ）在確定高溫后鋼材和混凝土在往復荷載作用下的應力-應變關系以及構件截面溫度場的基礎上，考慮力-溫度-時間作用路徑，建立了火災后鋼管混凝土壓彎構件滯回性能的理論分析模型，對火災后鋼管混凝土構件的彎矩-曲率（ m - ） 、荷載-變形（ p - ）滯回關系曲線進行了分析，計算結果與實驗結果總體上吻合較好。 -
The results show that, compared with rectangular steel tubular frame, crft frame have higher lateral stiffness, bearing capacity and better behavior of ductility ; crft braced frame has high lateral stiffness and bearing capacity, it ' s load bearing capacity does n ' t have remarkable drop after bucking of brace, which indicates its good behavior of ductility
研究結果表明：與方鋼管框架相比，方鋼管砼框架具有更高的剛度、延性和承載力；方鋼管砼支撐框架剛度大、承載力高，在支撐壓曲后，承載能力沒有大幅度的降低，具有良好的延性。 -
Reactive powder concrete ( rpc ) is a new kind of compound concrete that has ultra - high strength, high ductility. besides having characteristic of concrete filled steel tubular, rpc filled steel tubular structure can decrease cross section owing to the ultra - high strength of rpc, and economize on concrete and small dead load. the structures have broad prospects in high commercial and civil building, many - storied factories, high - span bridges and urban traffic
活性粉末混凝土（ rpc ）是一種新的超高性能、高韌性的水泥基復合材料，將其灌入鋼管形成鋼管活性粉末混凝土，這種結構除了具備鋼管混凝土的一般特性外，因其超高強度使構件截面尺寸大大減小，還可進一步節約混凝土並減輕結構自重，必將在高層建築、公共建築、多層廠房、橋梁、交通等領域有著廣泛的應用前景。 -
The strength ductility and crack property of the high effective pre - stressed rein - forced concrete hollow slab with the medium strength spiral - continuous - ribs steel bar can meet the need of the current codes and specification by calculating the normal limit state and ultimate limit state of the pre - stressed reinforced concrete slab with middle strength spiral ribs steel wires
通過對以中強螺旋肋鋼絲為受力筋的預應力空心板的承載力極限狀態及正常使用極限狀態的計算，證明以中強螺旋肋鋼絲為受力筋的預應力空心板，其強度、延性及裂縫性能均符合現行規范規程的要求。 -
But several earthquake has proved than it is of poor ductility and is brittle destroyed easily. but semi - rigid connections, which is formed by high strength bolts and connecting components, for example angle, end - plate and shape t steel, have an excellent energy dissipating mechanism to resist earthquake loads and prove more capacity for yielding and ductility
而主要通過高強螺栓與連接件（角鋼、端板以及t型鋼等）把梁與柱連接起來的半剛性節點連接具有較強的耗能能力去抵抗一部分地震荷載，它能提供更多的屈服容量和延性容量，同時可節省節點的用鋼量，這使得半剛性連接成為一種既經濟又可靠的連接方式。 -
Eccentrically braced steel frames are a lateral load - resisting system which apply high intensity area and it can provide the high elastic stiffness that met higher steel building drift requirement. the links of eccentrically braced steel frames sustain large inelastic deformation without loss of strength under severe earthquake loading which demonstrate excellent energy - dissipation capacity and ductility
在罕遇地震時，由於耗能梁段屈服進入塑性，結構有很強的耗能能力和延性，是適用於高烈度震區的一種有效的抗側力結構體系。 -
Middle strength ( 1370mpa ) spiral ribs steel wires is a new type of high strength and good ductility and anchoring strength rolled steel, which is the ideal steel for the high effective pre - stressed reinforced concrete hollow slab. the slab with it has lower price than the traditional ones as well better mechanical property
中強（ dw1370 ）螺旋肋鋼絲是一種強度高、延性好、錨固性能優良的新型材料，是高效預應力空心板的理想的受力鋼筋，以這種鋼筋為配筋的預應力空心板不僅具有較好的力學性能，滿足現代建築市場對預應力空心板的要求，而且其價格比低於傳統的冷加工鋼筋。 -
Third, c80 high - strength concrete is used in the test beams. finally, to increase the ductility of the test beams after the crack of mid - support, steel fiber reinforced concrete is used in the mid - support zone. as part of the whole research project, several works have been undertaken in this dissert8tion
本課題主要突出以下特點： （ 1 ）結構模型為兩跨變截面箱型連續梁； （ 2 ）部分預應力體系作為研究重點； （ 3 ）梁體採用c80高強混凝土； （ 4 ）為了增加結構在中支座開裂后的延性，在連續梁的中支座區段採用與梁體其它部分同標號的鋼纖維混凝土。 -
The rectangular concrete - filled steel tubular ( cfst ) composite structures have the special properties, such as high - strength, good ductility, better seismic behavior, and convenient construction, etc. study on the seismic performance of rectangular concrete - filled steel tubular column to steel beam connections has the important theoretical significance and huge engineering values, and also helps to understand the mechanic behavior and configuration of the connection, to promote the applications of this kind of composite structures in seismic area of china
矩形鋼管混凝土組合結構具有強度高、延性好、抗震性能優越、施工方便等特點。開展矩形鋼管混凝土樑柱節點的抗震性能研究，對于了解節點力學性能，改善節點構造，促進矩形鋼管混凝土組合結構在地震區的推廣應用具有重要的理論意義與工程應用價值。 -
According to the test results, the limited values of axial compression ratio and limited values of axial force for high strength concrete column reinforced with concrete filled steel tube are proposed based on the condition of displacement ductility needed for earthquake - resistance
從確保滿足抗震所需要的位移延性這一條件出發，提出了核心柱軸壓比和軸壓力限值系數的建議值。 -
According to the test results of seismic behavior experiments, the limited values of axial compression ratio and limited values of axial force for high strength concrete columns reinforced with concrete filled steel tube are proposed based upon the condition of displacement ductility needed for earthquake - resistance
從確保滿足抗震所需要的位移延性這一條件出發，在抗震性能試驗的基礎上，提出了核心柱軸壓比和軸壓力限值系數的建議值。 -
As part of national natural scientific research fund ( grant no. 50078021 ), the dissertation is emphasized on investigating the failure modes and evaluating the global ductility of the staggered truss steel frame under the action of high - seismic excitation
本文作為國家自然科學基金資助項目（批準號5007802 ）中子課題研究的一部分內容，主要對于鋼結構交錯桁架體系在強震下的基本破壞模式和體系整體抗震延性性能進行分析和評估。 -
The experiment results show that the flexural strength, ductility, stiffness and cracking behavior of rc beams can be improved. in a word, the reinforced concrete beams and outside bonding steel mash and spraying high - strength mortar can be guaranteed to work in harmony
試驗結果表明，鋼絲網外噴高強砂漿加固後梁的正截面承載能力提高，延性得以提高，裂縫發展明顯得到抑制，抗彎剛度有所增強。
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