自收縮 的英文怎麼說

中文拼音 [zìshōusuō]
自收縮 英文
self contraction
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 收 : Ⅰ動詞1 （把攤開的或分散的事物聚集、合攏） put away; take in 2 （收取） collect 3 （收割） harvest...
  • 縮 : 縮構詞成分。
  • 收縮 : 1 （由大變小; 由長變短） contract; shrink 2 （緊縮） concentrate one s forces; draw back 3 take u...
  1. Study on early autogenous shrinkage of high strength lightweight aggregate concrete hslwac

    高強輕集料混凝土的早期自收縮研究
  2. But high strength concrete has many defects itself. mainly foy : with higher strength be much fragility ; the final strength increments are smaller for high volume silica - ash concrete ; because high strength concrete ’ s self - shrinkage is large, so the deformation performance is much severely with the strength increments

    而高強混凝土又有其自身缺陷，主要是:強度越高，脆性越大;摻入硅灰量大的高強混凝土，後期增長減小;由於高強混凝土自收縮大，因而變形性能也隨強度等級的提高而變得嚴重。
  3. The experimental results show that these models can express precisely the isotherm hydration heat emission curve of portland cement and the autogenous shrinkage process of concrete prepared with portland cement

    實測數據檢驗結果表明，這2個模型可以用於模擬硅酸鹽水泥的等溫水化放熱曲線，以及用硅酸鹽水泥配製的混凝土的自收縮發展過程。
  4. This paper analyzes the influence of sra on the shrinkage - cracking property of hpc by designing five check - up experiments including desiccation - shrinkage, autogeous shrinkage, flat - restraint, anti - chloride ion penetration and ultimate tensile strain

    摘要設計了乾燥收縮、自收縮、平板約束、抗氯離子滲透性以及極限拉應變等5種試驗方法來檢驗減縮劑對高性能混凝土收縮開裂性能的影響。
  5. The results show that pva - dfrccs can lighter the concrete, develop the compression / flexural / tensile splitting strength and flexural toughness, decrease the deformation of both dry shrinkage and autogeneous shrinkage and decrease the permeability of chloride ion. experimental results reveal as well that attapulgite can improve significantly properties of interface and optimize properties of dfrccs

    研究結果表明這種新材料能夠減輕材料自重，增進材料的抗壓、抗折、劈裂抗拉和抗彎強度，較好地抑制纖維材料中的乾燥收縮和自收縮現象，提高纖維材料的氯離子抗滲性。
  6. At the primeval moulded time, cracks are mainly caused by temperature shrinkage and autogenous shrinkage, after that, it is mostly caused by dry shrinkage

    混凝土澆築初期開裂主要是溫度變形和自收縮引起，後期開裂則主要是因干縮所致。
  7. Moreover, the autogenous shrinkage and the possibility of cracking in the early stage of the hpc also can be controlled, with the addition of the mineral additives

    摻和料的加入還可以減小混凝土早期的自收縮，減少高性能混凝土早期開裂的幾率。
  8. In both models two - step regressive equations are adopted to simulate the step of quick development and the step of even change of hydration reaction and autogenous shrinkage

    這2個模型均採用兩階段的經驗公式，分別用於模擬水化反應和自收縮的快速發展階段與平穩變化階段。
  9. The dynamic models of hydration reaction of cement and autogenous shrinkage of concrete were constructed respectively based on the multi - composition and multi - scale hydration reaction of cement

    摘要基於水泥的多組分和多尺度水化反應的原理，分別建立了水泥的水化反應和混凝土自收縮的動力學模型。
  10. But the autogenous shrinkage of core concrete will be increase with the increase of core concrete strength. the influence of autogenous shrinkage to high strength cfst should be investigated

    但是隨著混凝土強度的提高，核心混凝土的自收縮值也將增大，混凝土的自收縮對鋼管高強混凝土構件產生何種影響有待研究。
  11. This paper aims at the seriousness of concrete structure crack and presents one of main cause is that concrete early - age ( especially autogenous shrinkage ) become large through the systems academic analysis

    本文正是針對混凝土結構工程早期裂縫的嚴重性，通過理論分析，指出目前混凝土早期收縮（主要自收縮）的變大是造成這種早期裂縫的主要原因之一。
  12. After bfs is put into high strength superplasticized expansive concrete ( substituted for cement ), autogenous shrinkage does n ' t appear in 1 day standard curing, and e2 in 14 day ' s age is higher than that of high strength superplasticized expansive concrete without bfs in the same age

    高強流態膨脹混凝土摻入磨細礦渣（等量替代水泥）后，標準養護1天未出現自收縮， 14天的限制膨脹率明顯高於未摻磨細礦渣的高強流態膨脹混凝土的對應值。
  13. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  14. Study on shrinkage of high strength lightweight aggregate concrete

    高性能混凝土早期自收縮機理及診治原理
  15. The addition of aluminum sulfate caused the chemical shrinkage of cement mortar to reduce a little, but induced net plasma self - shrinkage to grow into expansion. that reason was that ettringite was produced by reaction between aluminum sulfate and hydration products

    硫酸鋁摻入水泥中，可以使水泥漿的化學收縮有少量的減少，但可以使水泥凈漿的自收縮改變為膨脹效應，這是因為其與水泥水化的生成物反應生成了鈣礬石。
  16. 4. a set of equipment was designed for the shrinkage determination

    設計了一種自收縮測定裝置，用此裝置進行自收縮測定。
  17. Study on high strength low auto - shrinkage concrete with composite aggregate - auto - shrinkage of high strength concrete with composite aggregate

    高強低自收縮復合骨料混凝土的研究之二
  18. But the questions of buildings cracking of hsc are very serious. it brings people a lot of trouble and unnecessary loss

    但是，其存在自收縮開裂、濕漲開裂以及脆性等缺點大大影響了高強混凝土的工作及使用性能。
  19. To the common concrete, adding fly ash or blast furnace slag can decrease the shrinkage rate, but adding silica fume deteriorate the shrinkage rate

    其早期收縮主要是塑性收縮，而後是冷縮和自收縮，長期收縮以乾燥收縮為主。
  20. The addition of calcined kaolin to cement increased the chemical shrinkage of cement stone, but it had no distinct impact on the self - shrinkage of cement stone

    煅燒高嶺土摻入水泥中，增加了水泥石的化學收縮，對水泥石的自收縮的影響並不明顯。
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