膨脹強度 的英文怎麼說

中文拼音 [péngzhàngqiáng]
膨脹強度 英文
burst strength mullen
  • : 動詞(物體的長度或體積增加) expand; swell
  • : 動詞1. (膨脹) expand; dilate; inflate 2. (脹大) swell; distend; bloat
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 膨脹 : expand; swell; dilate; inflate; puff; bulge; inflation; expansion; dilatation; buckling; swelling...
  1. To improve the binding strength between the deck slabs and deck surfacing layer of badong changjiang river highway bridge and to provide the surfacing layer with anti - cracking ductility, a series of technical measures has been taken in the construction of the deck surfacing of the bridge, including those of embedding binding reinforcement in the deck slabs, spraying inorganic binding agent between the slabs and layer, replacing part of the cement with micro expansion agent and adding appropriate amount of polypropylene fibers to the concrete

    摘要巴東長江公路大橋橋面鋪裝,通過採取預埋橋面粘接鋼筋、噴塗無機界面粘結劑、用微劑替代部分水泥、在混凝土中摻入適量的聚丙烯纖維等措施來提高橋面板與鋪裝層間的界面粘結和給橋面抗裂增韌。
  2. The boracic acid was used to prepare flexible graphite and the effect of amount of boracic acid addition on expanded volume, oxidation resistance, specific resistance and tensile strength of the fexible graphite obtained were analysed

    摘要初步探討了製造柔性石墨材料過程中加入添加劑硼酸的方法,並就硼酸的加入量對其倍數、抗氧化性、電阻率、抗拉等的影響進行了比較和分析。
  3. And due to the heat expansile coefficient of the stainless steel rather high, the connecting force between the stainless steel pipe and the pipe coupling in the room temperature is much less than that between the titanium alloy pipe and the pipe coupling. the results accord with the tensile experiments well. finally, the dependence of dimensions of the coupling on the strength of the connector system is analyzed

    模型計算還表明,被接管材料和管接頭材料之間的熱系數的差異會造成管接頭系統的室溫低於高溫;由於不銹鋼的熱系數較大,使得室溫下1不銹鋼管與n立tinb形狀記憶合金管接頭間的抱緊力遠小於鈦合金管與nitinb形狀記憶合金管接頭間的抱緊力,成功地解釋了拉脫實驗中的結果。
  4. It is found that the ca ( no3 ) 2 - po ( oh ) x ( oet ) 3 - x - c2h5oh system with cf3cooh added gives out much gas during heat - treatment which will result in films with many c

    Fha薄膜較純ha薄膜有較好的與基板的結合,這得益於兩方面:一方面fha熱系數較ha小,與
  5. Hypereutectic al - si alloys are known to be suitable for wear - resistance material because of its low density, high tensile properties and low coefficient of thermal expansion

    高硅鋁合金的耐磨性好,高,密低,熱系數小。
  6. Following is the factors ideating with the surface of old concrete in different way ( including brushing surface, chiseling surface, cleaving surface ), adherence agent ( including cement slurry, cement sand slurry, cement slurry with the u expansion agent ), the freeze - thaw circulation times and air - entraining. as a result, we found that the roughness influence on the adhesion capability of the new on old concrete to a large degree. the larger rougeness is, the larger the splitting tensile strength on the adhension face is. the kind of adhesion agent is also influence on the adherence capability of new on old concrete. the circulation times of freez - thaw have a large influence on the splitting tensile strength of adherence face of new on old concrete. the analysis of tests give some advices to the practical engineering

    主要考察了老混凝土表面不同處理方式(刷毛面,鑿毛面,劈裂面) 、界面粘結劑類型(水泥凈漿,水泥砂漿, u型劑水泥漿) 、凍融循環次數等對新老混凝土粘結面劈拉的影響,以及凍融作用下新混凝土加氣對粘結面劈拉的影響。試驗結果表明,粗糙對新老混凝土粘結性能有重要影響,隨著粘結面粗糙的增大,粘結面劈拉不斷增加;界面粘結劑類型對新老混凝土粘結性能有一定影響,在凍融作用下, u型劑水泥漿粘結效果不如水泥凈漿和水泥砂漿;凍融循環對粘結面劈拉有較大影響,加氣能明顯改善新老混凝土粘結面的抗凍能力。
  7. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開:用石灰改良土的機理;通過室內試驗確定摻灰的技術指標;在室內進行土摻灰的最大有效粒徑的模擬試驗,即鈣離子水試驗,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕場進行模擬,並與路堤的?變形的計算域耦合,以檢驗土性改良的效果,從而探索一種描述改良土路堤運行工況的數值方法;用現有最常用的且費用最低的施工機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  8. The studies indicate that different content of pyrophyllite and dolomite can cause the following three cases : ( 1 ) making the refractory point decrease linearly and, to some extent, influencing the microstructure and properties of sintered body ; ( 2 ) acceleratingmullite formation during sintering, reducing thermal expansion coefficient of bond, reinforcing the matching nature and improving the flexural strength and shock strength ; ( 3 ) preventing sic grinding tool from generating black core, expanding suitable sintering temperature range of sic grinding tool

    同時,也不同程地影響了磨具燒結體的微觀結構和性能; ( 2 )可促進在燒結過程中莫來石的形成,降低結合劑的熱系數,加了結合劑與磨料的匹配性,提高了磨具的抗折和抗沖擊; ( 3 )在一定溫范圍內還可防止碳化硅磨具出現黑心現象,拓寬了碳化硅磨具的燒結溫適應范圍。
  9. Experiments show the optimum content of pyrophyllite and dolomite is 30 % ; in contrast to original bond, the refractory point of bond is reduced by 55, the average coefficient of thermal expansion is reduced by 30 % and flexural strength and shock strength of grinding tool are increased by 27 % and 22 % respectively

    通過實驗發現:葉蠟石和白雲石最佳含量為30 % ,與原結合劑相比,結合劑耐火降低了55 ,平均熱系數降低了30 % ,磨具抗折提高了27 % ,磨具抗沖擊提高了22 % 。
  10. According to the feature that deformation resulted from water absorption and mildew appear mainly on the rabbet surface of ccf, this paper adopts rsst to spray a special waterproof sealant on rabbet surface of ccf, so that the sealant can get into fiberboard to certain extent by means of capillarity and penetration, blockage the holes between fibers and capillary, cut up passage of water and change the properties of soakage and sorption to water in capillarity and fiber. at the same time, solidified sealant can form a compact waterproof pellicle on rabbet surface so as to prevent water and humidity from fiber ' s expansion and mildewing

    針對吸水變形、霉變主要發生在地板企口表面的特徵,採用企口表面全封閉法,在復合化地板企口表面噴塗特殊的防水封閉劑,使其依靠毛細管作用及滲透作用進入板內一定深,堵塞木纖維之間的空隙及毛細孔通道,截斷水分傳遞的渠道,並改變毛細孔壁及纖維的表面性質以不利於水的浸潤與吸附,同時其固化后能在企口表面形成一層緻密的憎水薄膜,防止水分、濕氣從企口侵入板內引起木纖維變形、發霉等現象。
  11. The contributions of these factors and their reciprocal actions affecting deformation and strength are ascertained by the way of orthogonal test interpretation. the effective ways of reducing expansiveness, collapsibility and that of enhancing strength of expansive soil are proposed

    利用正交試驗的數據分析法確定以上因素及其交互作用對加水變形和的貢獻大小,提出減少性、濕陷性以及提高的方法。
  12. 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

    對減縮劑與劑抗拉、干縮、自乾燥收縮及平板約束開裂的試驗結果表明: sra的物理減縮作用及劑的化學作用,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。
  13. Value, and the current density and intensity versus the substorm phases. moreover, the characteristics of substorm current wedge are given special attention. it is found that the density and intensity of facs reach their peak during the expansion phase, the onset of the expansion phase is triggered when imf is changed to southward from northward or the southward imf decreases, and the positions of onset are most likely to be at the edge of plasma sheet near the earth

    值分佈以及場向電流和密隨亞暴位相的變化,並著重分析了亞暴電流楔的特徵。結果表明,亞暴相的場向電流和密都達到極大值亞暴的相是由行星際磁場轉向或南向分量變小觸發的,其起始位置很可能位於近地等離子體片內邊緣。
  14. The results indicate that the strength of mortar with early - strength admixture and uea expansion admixture will improve largely

    結果表明,摻有早型減水劑和uea劑的砂漿的有了較大程的提高。
  15. The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron

    採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構變化, uhmwpe存在下pp發生晶型轉變、結晶降低和晶粒尺寸減小;彈性材料wtr抑制pp塑性變形,碾磨導致分子堆積有序區域,晶面間距增大,結晶下降;剛性材料金屬鐵與pp產生烈摩擦,加快晶粒細化,晶格破裂導致非晶化。
  16. The study on hpec mortar shows that restricted expansive ratio ( e2 ) increases in the curve of parabola with the increase of the dosage of calcium sulphoaluminate ( csa ) expansive agent. so there is a suitable range of csa dosage ( generally 6 % - 12 % ). in this range, e2 of hpec mortar can reach as high as ( 5 - 10 ) 10 ~ 4, and the strength is not decreased

    對hpec砂漿的研究表明,限制率隨劑csa摻量的增加呈拋物線形式遞增,存在一個合適的csa摻量范圍(一般為6 - 12 ) ,在該范圍內hpec砂漿限制率可高達5萬- 10萬,且保證不下降,這就為設計不同能級混凝土而又保證混凝土等級提供了空間。
  17. Abstract : in order to make use of perlite resources and solve traditional expansion perlite in application, a spherical closed pore expansion perlite with the properties of high strength and low water - absorbing has been developed

    文摘:為解決珍珠巖礦產資源利用及傳統多孔珍珠巖在使用中存在的問題,研製成功一種高、吸水率低的球形閉孔珍珠巖。
  18. In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction

    本文利用常規直剪儀、三軸儀以及輕便固結儀,分別對非飽和土的和變形特性以及干濕循環對和變形的影響進行了一系列的試驗研究。以飽和、干濕循環次數為變量,分別探求了外力約束對的影響,不同飽和土的總應力特性,干濕循環對非飽和土總應力的影響,飽和與壓縮模量以及孔隙比的關系,干濕循環對飽和土有效應力指標的影響,廣義吸力與飽和的關系,建議了一組計算非飽和土變形及特性的經驗公式。
  19. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提出的摩擦壓扭變形區轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速和溫是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速對變形區晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂和延伸率均有一定程的增;超細晶ly12的熱系數在550左右發生明顯的變化。
  20. Based on the field exploration and long - term underground observation, this paper reveals the zoning of structure and the timing of mechanical strength for dilative soil, and puts forward the experiment method to obtain values by zoning in the design of dilative soil slope

    通過野外勘探及地下長期觀測,揭示了土的結構分帶性和力學的時效性,提出了土邊坡設計中分帶取值和試驗方法。
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