粒徑級配 的英文怎麼說

中文拼音 [jìngpèi]
粒徑級配 英文
size gradation
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
  1. Because the best grade limits does not vary with material property, firstly, we can confine material grade to the best grade limits when doing subbase mixture design, secondly, after systematic temperature contraction test, aridity contraction test and compressive strength correction test, we can determine the best cement percentage which has the best crack resistance property

    因為最佳范圍是與料的大小有關的,所以在基層材料合比設計時可首先將材料限制在最佳范圍以內,然後通過系統的溫縮、干縮性能試驗以及抗壓強度校核試驗,最終確定抗裂性較好的合理水泥劑量。
  2. The formula of cumulative weight percentage at different particle sizes, which was in the case of composite particle size distribution, was proposed

    摘要提出了在礦砂尺寸情況下,不同的篩下累積含量公式。
  3. Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach

    摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料,分析了變動回水區河段淤積和沖刷時,河床質泥沙中值的沿程變化和歷年河床質泥沙中值變化過程,並指出分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。
  4. This paper gives a brief introduction of the formation mechanism of sma and the handing property of pavement from the aspects of theory and research. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different grads. except, it also having inspected to use the sbs, the pe and the combination material of sbs and pe to analyze the influence to the function of material road

    瀝青瑪蹄脂碎石混合料( sma )以其溫度穩定性好、抗滑性能優良、低噪音、使用耐久等優點在公路建設中越來越受到重視,本文對sma組成特點,強度形成機理與路面使用性能從理論和試驗研究角度進行論述,並針對不同的瀝青瑪蹄脂碎石混合料,分析了粗、細集料的變化對其路用性能的影響,同時也考察了用sbs 、 pe 、 sbs和pe復合改性后的瀝青結合料對混合料的路用性能影響。
  5. Abstract : in light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented. for the first time. more difficult resistance similarity is brought about by geometric rate without excessive coarsing and discontinuous similarity of sand grain composition in model is eliminated with different grain scale. on this basis the density similarity and sand conveying similarity are achived. the method presented is verified through a model test case

    文摘:針對水石流顆粗,粘性小的特點,提出了利用水槽進行分段模擬水石流的設想,首次通過幾何變率解決難度較大的阻力相似問題,改變了以往過度加糙的方式;通過變比尺的方法消除了模型沙不連續相似的問題,較好地實現了固體物質相似,達到了泥石流的密度相似和輸沙相似.通過水槽概化模型試驗實例,對本方法進行了驗證
  6. The research results show that aggregate gradation and the nominal maximum aggregate size evidently influence the shear resistance of asphalt mixture ; aggregate flakiness content influences the shear resistance of asphalt mixture, and with the increase of aggregate flakiness content the shear resistance of asphalt mixture decreases ; asphalt binder properties, especially penetration, softening point and viscosity influence the shear resistance of asphalt mixture, and the latter increases with the decrease of penetration and the increase of softening point and viscosity ; asphalt content influences shear resistance of asphalt mixture, and with the increase of binder / aggregate ratio the shear resistance of asphalt mixture decreases ; air void influences shear resistance of asphalt mixture, and usually with the increase of air void the shear resistance of asphalt mixture decreases ; homogeneity does not have a direct and obvious relationship with absolute value of shear resistance of asphalt mixture, but does with variation of shear resistance of asphalt mixture

    研究結果表明:集料和公稱最大集料對瀝青混合料抗剪強度有顯著的影響;瀝青混合料抗剪強度受其集料中針片狀含量的影響較大,集料中針片狀含量增大,瀝青混合料抗剪強度減小;結合料的性質,特別是針入度、軟化點和粘度對瀝青混合料抗剪強度有較大的影響,隨著針入度減小,軟化點和粘度增大,瀝青混合料抗剪強度增大;含油量對瀝青混合料抗剪強度有較大影響,隨著油石比的增大,瀝青混合料抗剪強度減小;瀝青混合料抗剪強度受其空隙率的影響較大,一般隨著空隙率的增大,其抗剪強度減小;瀝青混合料均勻性與瀝青混合料抗剪強度絕對數值間沒有明顯的關聯,而與數值間的變異性有著很好的相關性。
  7. The results showed that the gradation, which designed by volumetric methods, has perfect water - stability and other pavement performance also can meet the demands of expressway. by integrating compaction capacity and pavement performances, the optimal ratio of the structural layer thickness to the maximum particle - size is 2. 5. the water resistance of the mixture added amine type anti - stripping agent attenuates severely after long - term aging, but the mixture added hydrated lime not only can improve obviously the capacity of water resistance, but also has perfect long - term pavement performance

    研究結果表明,採用體積法設計的不僅具有較好的水穩定性而且其它路用性能均滿足高速公路面層的要求;綜合考慮壓實性能及路用性能,提出了瀝青路面表面層結構層厚度與混合料最大的合理比例為2 . 5 ;摻有液體胺類抗剝落劑的瀝青混合料經長期老化后其抗水損害能力衰減嚴重,而摻加消石灰的混合料能顯著提高其抗水損害能力,且長期性能較好,是一種優良的抗剝落劑。
  8. Computing the maximal grain size during incipient motion d _ ( cmax ) and gross bed - load transport rate in non - uniform sediment with a wide distribution are two important indexes for description its transport law, and it is also a core question for discussion in non - uniform sediment research

    非均勻沙最大起動d _ ( cmax )和推移質總輸沙率的推求是刻畫非均勻沙推移質輸移規律的兩個重要指標,也是研究非均勻沙運動規律的核心課題之一。
  9. The toad nutrient of floods increases as the sediment concentration increases, and there is nearly a linear relationship between them, by analysing the particle size of the sediment, we can conclude that the reason of the liner relationship is the resourse of flood nutrient and the sediment nature

    通過對洪水中下層泥沙做顆分析,推斷出這種結果主要是由洪水養分成因及洪水中下層泥沙特性決定的。
  10. Cosb3 micrometer powder has been synthesized by solid - state reaction. cosb3 nano - powders were prepared by high - energy ball - milling respectively. the influence of mass ratio of big balls and small balls, milling speed and time on particles size of cosb3 powder, were investigated

    採用固相反應法合成了平均晶約為3 m單相cosb _ 3粉體,採用高能球磨法制備了納米cosb _ 3化合物粉體,研究了球磨參數(球料比、、轉速和時間)對粉體顆尺寸的影響。
  11. Based on the chang - yu highway in julin province, this paper focus on gap - graded asphalt mixtures. aggregate grading of the gap - graded hma was designed by means of void design procedure. this paper give out a kind of new gradation of stone matrix asphalt. at the same time, this paper also studies the effect of aggregate size on road - related performance in some different gradings

    本文以吉林省長余高速公路為依託,從瀝青混合料的結構形態入手,利用體積法,對骨架密實型類型的瀝青混合料的進行研究,提出新型的瀝青馬蹄脂,並針對不同的瀝青馬蹄脂碎石混合料,全面分析了粗,細集料的變化對其各種路用性能的影響。
  12. A certain thickness of sand cushion of a certain size or gradation is paved between the foundation and ground in this new method. when earthquake happens the sand cushion will have plastic shearing strain, reducing the input of high frequency volume, thus consume the earthquake energy form substrate. it is showed in shaking table experiments that there is relevant slippage between foundation and sand cushion, which can prevent the seismic energy from being passed to the above structure and thus reduced the seismic role for the above structure

    在建築物的基礎與地基之間鋪設一定厚度、某種單一砂墊層,在地震作用時砂墊層發生的塑性剪切變形,減少地震波高頻分量的輸入,從而消耗了下層傳來的地震能量;振動臺試驗表明,當振動發生時,基礎與砂墊層之間有明顯的滑移產生,這就對地震能量向上部結構的傳遞起到了隔斷作用,因而對上部結構起到了減震作用。
  13. 2 identify the soil as a poorly graded gravel, gp, or as a poorly graded, sand, sp, if it consists predominantly of one size ( uniformly graded ), or it has a wide range of sizes with some intermediate sizes obviously missing ( gap or skip graded )

    2如果土包含一個主要的(均勻的) ,或者有一個很寬的,一些中間明顯缺失的范圍(間隙或跳躍的
  14. A formula is proposed for calculating the sand content of different size in the case of matching particle size of sand, thus obtaining the correlation between ultrasonic attenuation and density of solid particles in the pulp, as well as particle size

    提出了在礦砂尺寸情況下的不同時的礦砂含量的公式,並由此得到了超聲波衰減與礦漿中固體顆濃度、度之間的關系。
  15. This numerical simulation is a primary attempt to design material with computer simulating analysis. we can find the best combination by change parameters, such as aggregates " diameters, rate of aggregates volume and gradation, to finish the material design

    這一數值模擬過程是材料設計計算機模擬的初步嘗試,即通過改變模擬中的各種參數值,如骨料、骨料體積比、等,就可以尋找出最優的製,達到材料設計的目的。
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