收縮度試驗 的英文怎麼說

中文拼音 [shōusuōshìyàn]
收縮度試驗 英文
milling test
  • : 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...
  • : 縮構詞成分。
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 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...
  • 試驗 : trial; experiment; test
  1. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。
  2. In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis

    本論文主要是研究在同一種二灰碎石混合料(石灰、粉煤灰、集料的含量及比例相同)中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙烯纖維,通過室內對其抗拉強、抗壓強、抗壓回彈模量和乾燥性能與纖維摻量和纖維品種之間的關系加以分析和研究,並在此基礎上根據二灰碎石強形成機理、乾燥機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥性能的影響,最後得出纖維對二灰碎石的強、抗壓回彈模量、乾燥有很顯著的影響,並提出了相應的建議。
  3. There are many facts affect the linear contractive quotiety of asphalt concrete, such as the type of asphalt, the asphalt content in asphalt concrete and the temperature period of the asphalt concrete worked in

    內容主要包括瀝青品種、瀝青含量、以及不同溫段中瀝青混凝土線系數的測
  4. The test results indicate that the influence of the asphalt type and the temperature period on the value of linear contractive quotiety is very notable, while that of asphalt content ( variation within 0. 3 % ) and the temperature raising and reducing process is relatively small

    結果表明:瀝青品種對瀝青混凝土的線系數的影響較大,瀝青混凝土在不同溫段的線系數相差很大,而瀝青含量(變化范圍0 . 3 % ) 、升溫或降溫過程對其的影響較小。
  5. The results of experiment on the relationship between tensile strength, shrinkage, self - desiccation shrinkage and flat restraint cracking show that sra ' s physical shrinkage - reducing effect and ea ' s chemical expansion effect greatly enhance the volume stability of concrete and reduce the probability of early - cracking

    對減劑與膨脹劑抗拉強、干、自乾燥及平板約束開裂的結果表明: sra的物理減作用及膨脹劑的化學膨脹作用,大大提高了混凝土早期的體積穩定性,降低了早期開裂的概率。
  6. The method of concentrating the decoloration solution of tylosin is usually carried out by thin film vacuum concentration. in this experiment, the concentration process is modified by using the nanofiltration membrane technique which is free from corrosive due to the extractant solvent and in the same time, heating and decomposition of the antibiotic are eliminated, the concentration course ia also distinctly shortened. in this process the small molecule can be filtered by water, and the quality of the product such as, the tyramine content, the solubility of the product, improved significantly. in addition, the membrane filtration process could save consumption of steam and cooling water

    泰樂星提煉過程中原工藝脫色液用薄膜真空濃,本改進為耐溶媒納濾膜濃,料液不需要加熱即可濃,防止了料液的高溫分解破壞,濃率明顯提高在濃的同時,部分小分子雜質可以隨水分子一起通過納濾膜而除掉,成品質量明顯提高,解決了用原工藝成品酪胺、溶解不合格的質量問題省去了原工藝濃中費用較高的蒸汽、冰鹽水,經濟效益可觀。
  7. A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle

    研究發現,氣體噴嘴位置對氣固噴射器的輸送能力影響最大,氣體噴嘴存在某一最佳位置,而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯;氣固噴射器的角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響,角增大對整個輸送系統均不利;在適當的輸送風范圍內,提高氣體噴嘴出口速比擴大氣體噴嘴尺寸更為有利,但氣體噴嘴出口速過高會增加氣固噴射器和輸送管內的能量損耗,給輸送帶來不利的影響;系統背壓與氣固噴射器的氣體噴嘴出口速的選取有關。
  8. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的資料,高層及大跨民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變分析徐變的初應變法在效率和精上的差別,並建議應從概念設計的角出發,採用徐變的初應變法來估算徐變對高層及大跨民用建築的影響
  9. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的資料,高層及大跨民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變分析徐變的初應變法在效率和精上的差別,並建議應從概念設計的角出發,採用徐變的初應變法來估算徐變對高層及大跨民用建築的影響
  10. Test results show that the flow regime is good in a head tank with a greater length of the outlet pond and a smaller contract angle, while the sediment deposition is heavy

    結果表明,出水池長較長,角較小的高位井中的水流流態較好,但池內泥沙淤積程較重。
  11. In this paper, the rapid repairing method using cement concrete lamina is presented, two key designing parameters are analyzed : the interfacial bonding strength of new and used concrete and the shearing stress in interface

    本文闡述了水泥混凝土路面快速薄層修補的方法,研究了修補中兩個重要設計參數:新老混凝土界面抗剪粘結強和新老混凝土粘結面剪應力,並進行了新老混凝土界面抗剪粘結強和混凝土
  12. Through the experiment of the interfacial bonding shear strength and the shrinkage strain of concrete, the influence of the interfacial roughness of used concrete surface and interfacial bonding agent to interfacial bonding strength is revealed ; new concrete component and the shape and size of concrete slab are main factor affecting the shearing stress in layers

    結果表明:老混凝土粘結面的粗糙和界面粘結劑類型對新老混凝土界面粘結強影響很大;新鋪混凝土材料和混凝土路面板形狀尺寸是影響新老混凝土粘結面剪應力的主要因素。
  13. It requires compatible part and support materials, subject to the constraints of the deposition and removal processes. the constraints on part and sacrificial support materials were identified and a compatible material combination was developed : unsaturated polyester and wax. some other investigation is conduct, such as the effect of additive on the cure of polyester, the effect of the filling on strength and shrinkage. the part strength is determined both by the bulk material properties of the part materials and by their interlayer bonding

    從分析材料的選擇機制出發,本文經過大量的實分析,選擇了一組較好的材料組合:不飽和聚酯樹脂與蠟的組合,通過實分析了引發劑、促進劑對其固化過程的影響以及填料對其強率的影響,通過測,分析了材料的粘接強,為工藝實現提供重要依據。
  14. With an aim at many factors such as asphalt varieties, contents and temperatures, the different kinds of test schemes are designed to study the linear contractive modulus of hydraulic asphalt concrete in the case of different test conditions

    摘要針對瀝青品種、瀝青含量以及溫等多種因素,在不同條件下,設計多種方案研究水工瀝青混凝土的線系數。
  15. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;件成型后的熱養護制對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的,而其中的化學要遠遠大於乾燥; rpc具有很強的抗氯離子滲透性能,漿體的密實很高;通過x射線衍射實,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。
  16. By means of comparative experiments, this paper illustrates the influences of different cements, admixtures of flash - setting agents, water cement ratios, curing temperatures and raw materials on the performances of sprayed concrete, such as the setting time, strength and shrinkage ratio, on different conditions of efflorescence and hydration, so as to present references with regularity for the practical application of sprayed concrete

    摘要通過對比,闡明了不同水泥、不同速凝劑摻量、水灰比、養護溫以及原材料在不同風化和水化程條件下,對噴射混凝土凝結時間、強率等性能的影響,以期為噴射混凝土的實際應用提供規律性的參考資料。
  17. Standard test method for linear drying shrinkage of concrete masonry units

    混凝土砌塊線性乾燥的標準方法
  18. In the aspect of improving the cracking feature, compatibility and flexibility, the author has done experiments, including strength, modulus of elasticity experiments, and design some experiments similar to the practical structure and circumstance including adhesion strength between fresh mortars and old ones, between mortar and polystyrene board, mortar shrinkage in concrete circle, mortar shrinkage at different strength and different polymer - cement ratio, and temperature deformability at different strength and different polymer - cement ratio on mortars, on different type of formwork and on mortars with different type of formwork

    在改善砂漿抗裂性、提高柔韌性和協調變形能力方面,進行了不同聚合物摻量的強、彈性模量;設計了與模網混凝土實際結構和情況相接近的新老砂漿粘結強、砂漿與苯板的粘結以及混凝土環中的砂漿;進行了不同強、不同聚合物摻量下的砂漿干變形、溫變形,以及不同結構形式的鋼網自身溫變形和配有鋼網的砂漿溫變形
  19. With the prerequisite of meeting requirement of its working performance, the mix design of common grades can be concluded though strength test if we check various property of the said concrete with the certain mix design, such as compressive strength, tensile strength, elastic modulus, reinforcement wrapping strength, leakage resistance, shrink property and charring resistance, and compare them with property of ordinary concrete, we will find that the various dynamic property of self - densifying high performance concrete is very satisfactory and the durability is quite ideal

    在滿足自密實高性能混凝土工作性能的前提下,通過強得出常用強等級混凝土的配合比,檢測該配合比下的自密實高性能混凝土的抗壓強、劈裂抗拉強、彈性模量、鋼筋握裹力性能、抗滲性、性、抗炭化性等性能,以及各種性能與普通混凝土的比較,證自密實高性能混凝土硬化后的各方面力學性能是完全能夠符合要求的,並且具有較高的耐久性。
  20. The influences of the inlet tube angle, backpressure and driving jet velocity on static pressure distribution in the gas - solid injector are calculated, and the effects of the inlet tube angle on particle bulk phase concentration and axial mean speed of particles in the gas - solid injector are analyzed firstly. the predicament caused by lack of measuring means on the particle velocity in experiments is solved

    分析了角、背壓和氣體噴嘴出口速對氣固噴射器內靜壓分佈的影響,以及角對氣固噴射器內固體顆粒體積濃場和顆粒平均速的影響,解決了噴射器內固體顆粒速手段缺乏的困境。
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