permeability of concrete 中文意思是什麼

permeability of concrete 解釋
混凝土滲透性
  • permeability : n. 1. 透過性，可透性，滲透性；滲蝕度；【航空】（氣球氣體的）透出量。2. 【物理學】磁導率，磁導系數（＝magnetic permeability）。
  • of : OF ＝Old French 古法語。
  • concrete : adj 1 具體的，有形的；實在的，實際的。2 固結成的，混凝土製的。3 圖案詩歌的（參閱concrete poetry）...
  1. Chloride ion permeability coefficient of c20 concrete and c30 concrete reduces after concrete surface is treated by reinforcing agent, and soakage reduced too. so the impermeability and carbonization resistance of concrete, especial c20 concrete, increase

    塗刷耐久性增強劑后， c20和c30混凝土的氯離子擴散系數降低，吸水量減小，抗滲和抗碳化性能提高，其中，對c20混凝土的效果更為明顯。
  2. 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。
  3. Research on the impermeability of concrete made with controlled permeability formwork

    透水模板對混凝土性能影響的試驗研究
  4. On the other hand, through inhibted performances of concrete and mortar, the permeability refutations with different w / c, ages, admixture, and physics chemistry absorb regulation of different viscosity permeable liquid, the liquid - gas method is proved science and accuracy. because adopting with liquid - gas method it case clearer concrete permeability regulation. different concretes relativity is more exact and more efficiency and fixed quantity

    另一方面，我們利用混凝土所固有的性質：不同水灰比混凝土、砂漿、抗滲性能規律；不同齡期混凝土的抗滲規律；不同外加劑、摻合料抗滲性能之間相互對比規律；不同黏度滲透液物理化學吸附對測試結果影響的規律；用規律來映證溶液氣壓法的科學性，準確性。
  5. In structural engineering, hydraulic concrete is often used for the construction of a cyclical bear or fresh water, sea water or ice scour, erosion, and the knock - on effect on the permeability of concrete used hydraulic structures, it has special requirements and regulations

    摘要在工程結構中，水工混凝土是用以修建經常或周期性的承受淡水、海水或冰塊的沖刷、侵蝕、滲透和撞擊作用的水工建築物所用的混凝土，其有特殊的要求和規定。
  6. Practices show that the compressive strength, the modulus of elasticity, the permeability coefficient and the compactness of concrete obtained respectively by the compaction method, the unconfined compression static compaction method, the sand trenching and filling method, and nuclear densimeters meet the requirement of design, and the mixing proportion of concrete of the side - wall is reasonable

    實踐證明施工中用擊實法、無側限抗壓靜力壓實法、挖坑灌砂法及核子密度儀分別檢測出的邊墻混凝土抗壓強度、彈性模量、滲透系數和密實度值均滿足設計要求，邊墻混凝土配合比合理。
  7. The liquid - gas method is improved based on the above methods, overcoming the defects of gbj82 - 85. using the liquid - gas method, permeability condition of concrete can be tested and indicated quickly, efficiently, and the influences on concrete of alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw can be inflected indirectly. it is significant on the research and monitor on the durability of concrete

    溶液氣壓法是在上述方法之上進行改進提高的，克服了國標gbj82 - 85方法中的許多不足之處，能夠多角度、快速、高效、真實、準確地再現現場混凝土的滲透情況，並且能間接反映堿-骨料反應、鋼筋銹蝕、碳化、硫酸鹽侵蝕及凍融破壞的影響，對混凝土耐久性的監測與研究具有重要意義。
  8. Water pressure method is applicable for evaluating permeability of concrete. the test time needed is short, and operation and pretreatment is easy

    通過研究發現水壓法對于評價混凝土滲透性來有很好的適用性，而且試驗周期短，操作簡便，對試件的預處理簡單。
  9. Permeability of concrete and its correlation with chloride ion diffusion coefficient under different test conditions including water pressure method and tension method are studied

    本課題主要研究混凝土在水壓法及張力法試驗條件下水在混凝土中的滲透行為以及同氯離子擴散系數相關性。
  10. Water pressure method can distinguish permeability of concrete with different strength or air content, and penetration length or permeability coefficient has good correlation with chloride ion diffusion coefficient. tension method also can distinguish permeability of different concrete, but it has discreteness compared with water pressure method

    通過研究水壓法對于不同滲透性混凝土發現:水壓法能夠較好的區分不同強度、不同含氣量的混凝土的滲透性，滲透高度及滲透系數與氯離子擴散系數的相關性較好。
  11. Standard test method for wind resistance of concrete and clay roof tiles air permeability method

    混凝土和粘土屋面瓦抗風性的標準試驗方法
  12. We have researched the factors that influenced the homogeneity of concrete that include the lightweight aggregate, w / c, admixture and vibrating time. we have also studied on the influence the homogeneity of concrete to the strength and the permeability of the concrete

    從影響輕集料混凝土勻質性的因素出發，研究了輕集料、水灰比、外加劑、振動時間等對拌和物勻質性的影響及勻質性對強度、滲透性的影響。
  13. For concrete structure in the practical engineering, the non - mechanics damages, such as alkali - aggregate reaction, sulfate attack, carbonization, steel rust, freeze and thaw, and so on, are unavoidable due to the exist of erosive media. the deterioration form of mono or multi - factor influences on the concrete property of construction and durability greatly, and shortens the service life of the concrete to a large extent. permeability of concrete is the most important factor for these non - mechanics damages, so the permeability test of concrete is the normal and required item to study the durability of concrete

    實際工程中的混凝土結構，因侵蝕性介質的存在而使非力學破壞行為無處不在，這些非力學破壞行為包括堿集料反應、硫酸鹽侵蝕、碳化、鋼筋銹蝕、凍融等，單一的破壞形式或多形式的復合破壞作用對混凝土結構性能及耐久性能均有著較為嚴重的影響，在很大程度上縮短了建築物的服役年限，而這些非力學破壞在很大程度上取決于其滲透性，所以測試混凝土滲透性能是研究判斷混凝土耐久性的常規必測項目。
  14. Methods of test for masonry units - part 15 : determination of water vapour permeability of autoclaved aerated concrete masonry units

    圬工單元試驗方法.第15部分:蒸壓充氣混凝土圬工單位水蒸汽滲透性的測定
  15. The study content includes the abrasion resistance performances of the aggregate and the characteristics of powder, and the effects of the coarse aggregate coated by powder on the mechanic performance, anti - permeability and frost - resistance capability of concrete by using the blended aggregate of rcc with different powder content

    通過對粗骨料抗磨耗性能、物理性能及裹粉性能進行研究，使用不同裹粉含量的粗骨料拌制碾壓混凝土，分析了粗骨料表面裹粉對碾壓混凝土力學性能、耐久性能的影響。
  16. Now many scholar most and often choose the quick cl - permeability test ( astm c 1202 ) method to study the permeability of concrete

    目前許多學者在研究混凝土滲透性能測試方式上最常選用的是快速氯離子滲透實驗方法（ astmc1202 ）和電導方法。
  17. It is an effective method for quick testing and evaluating permeability of concrete

    對于快速檢測及評價混凝土滲透性是一種快速有效的方法。
  18. Permeability test of concrete which surface is treated by reinforcing agent prove that it can improve durability of low strength concrete effectively

    因此，混凝土表面的塗刷滲透試驗證明表面增強劑可以有效提高低強混凝土的耐久性。
  19. For example, concrete durability - design relies mainly on complex special testes, e. g. thawing and freezing test and permeability resistance test etc. on theories and test methods of workability - design, testes for theological properties of concrete, workability evaluation, determination of optimum dosage of water - reducer etc - are all depend on experimental methods

    例如，在耐久性設計方面，依賴于專項復雜測試，如抗凍融試驗和抗滲試驗等；在工作性設計的理論和測試方面，混凝土流變性能的測試、工作性的評價、減水劑最佳摻量的確定等都沒有脫離經驗的方法。
  20. In the experiment design, comparison samples are modeled, cured and tested at one time for reducing deviation, and w / c are choosed from 0. 6 to 0. 26, test pressure frome 0 to 4mpa for covering test area. the conductivity of concrete is tested during the permeability to describe permeability process in detail

    在設計方案中，採用對比樣同時成型、同時養護、同時測試，以減小差異；選擇水灰比在0 . 26 - 0 . 60之間，壓力范圍在0 - 4mpa之間，覆蓋可測試區間；測試加壓滲透過程中混凝土的電導率，描述滲透過程。
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