polypropylene fiber 中文意思是什麼

polypropylene fiber 解釋
聚丙烯纖維
  1. Experimental investigation on compensative shrinkage polypropylene fiber concrete

    聚丙烯纖維補償收縮混凝土性能試驗研究
  2. The characteristics and mixture ratio design of the polypropylene fiber shotcrete are introduced

    摘要介紹了聚丙烯纖維噴射混凝土的特點及其配合比設計。
  3. Application effects on the dam of dachaoshan hydropower plant show that the polypropylene fiber shotcrete has high anti - fission performance and durability

    在大朝山水電站大壩實際應用的效果表明,聚丙烯纖維噴射混凝土具有良好的防裂性和耐久性能。
  4. 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。
  5. Construction and application of polypropylene fiber concrete in deck pavement

    橋面鋪裝用纖維混凝土耐久性試驗與分析
  6. Application of micro - expansion polypropylene fiber concrete to the deck pavement of badong highway bridge on yangtze river

    微膨脹聚丙烯纖維混凝土在橋面防水鋪裝中的應用
  7. Test and analysis results indicate that some little polypropylene fiber in cement concrete can not only reinforce the load _ carrying capacity and rigidity, but also control the crack width and strengthen the ductibility of beams

    對比分析結果表明,適量聚丙烯纖維的摻入能夠提高梁的承載能力和剛度,並能限制裂縫寬度,增加梁的延性。
  8. According to the basic theory of the cement concrete and the properties of polypropylene fiber, the calculating formulas about beam for the normal section load _ carrying capacity and rigidity and ductibility are presented based on " the design code of concrete structure " ( gb50010 - 2002 )

    參照普通砼的基本理論,結合聚丙烯纖維砼的性能特點,在《規范》的基礎上得到了單筋矩形截面梁正截面承載力、剛度和延性的計算公式,並與試驗結果對比吻合較好。
  9. The effects to beam for its normal section flexural capacity and rigidity and ductibility as well as other properties is discussed with different polypropylene fiber and different concrete strength by the bending test study herein on the reinforced concrete beams and the polypropylene fiber reinforced beams

    本文通過對摻聚丙烯纖維砼配筋梁的試驗研究,分析討論了單筋矩形截面梁配筋率相同時,分別考慮聚丙烯纖維摻量和混凝土強度等級等因素對梁的正截面承載力、剛度及延性等幾個方面的影響。
  10. The thesis studies the influence of compounding polypropylene fiber and expansion agent to plastic shrinkage of mortar

    摘要混凝土的塑性收縮裂縫,是其結構原生缺陷的主要來源,無論是否可見,都會影響混凝土的耐久性。
  11. The influence of shrinkage - reducing agent, polypropylene fiber and expansion agent on strength and dry shrinkage of the concrete were systematically tested

    系統測試了減縮劑、聚丙烯纖維和膨脹劑對砌塊材料強度和干縮性能的影響規律。
  12. Among them, shrinkage - reducing agent and expansion agent were more effective to respectively reduce and compensate early age shrinkage of the concrete, on the contrary, polypropylene fiber was the most effective to restrain medium and long - term shrinkage of the concrete

    其中,減縮劑和膨脹劑的減縮與補償收縮的效果主要表現在早期,而聚丙烯纖維的中長期限制效果最好。然後進行空心砌塊的改性試驗研究。
  13. Polypropylene fiber tow for cigarette

    煙用聚丙烯纖維絲束
  14. The concrete flexural fatigue property by adding polypropylene fiber

    聚丙烯纖維混凝土彎曲疲勞性能
  15. Polypropylene fiber grid concrete bridge deck research

    橋面鋪裝低摻聚丙烯纖維混凝土耐久性試驗與分析
  16. Application of polypropylene fiber concrete in deck paving of a bridge

    橋面鋪裝層混凝土摻用聚丙烯纖維的工程應用
  17. On road service performance of polypropylene fiber net cement concrete deck paving

    聚丙烯纖維混凝土在橋面鋪裝中的應用
  18. Experiment study of polypropylene fiber net reinforced concrete used in tunnel

    隧道用聚丙烯纖維網混凝土力學性能的試驗研究
  19. In order to overcome the scarcity of tensility, toughness and durability of layer steel fiber reinforced concrete ( lsfrc ), layer - hybrid - fibers - reinforced - concrete ( lhfrc ) is offered. much less steel fibers are evenly distributed on the surface and the bottom about 10mm of the pavement slabs, the middle body of which is composed of polypropylene fiber concrete

    為了解決層布式鋼纖維混凝土所存在的延性、韌性、耐久性不足,我們提出了層布式混雜纖維混凝土路面,它是將一定體積率的鋼纖維均勻撒佈於路面板距上下表面大約10mm的層面內,其中間部分為聚丙烯纖維混凝土。
  20. Tobacco and tobacco products - polypropylene fiber tow filter rod

    煙草和煙草製品聚丙烯絲束濾棒
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