1、

Finite Element Analyses on Compressive Strength& Concerning Pore Size and Micro Aggregate Size of Cementitious Matrix

水泥基材孔径和微集料粒径与其抗压强度关系的有限元分析

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2、

The research results indicate that homogeneity of asphalt mixture becomes worse with the increase of nominal maximum aggregate size;

研究结果表明:随着集料公称最大粒径的增大,沥青混合料均匀性逐渐变差;

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3、

On the basis of the above findings, the influence of aggregate size on the strength of studied soils was analyzed and discussed.

在试验结果的基础上,对团聚体大小的影响机理进行了分析和讨论。

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4、

The results showed that the aggregate size distribution of the eroded sediment was drastically different to that of the original soil.

结果表明,侵蚀泥沙的团聚体组成和原来土壤有很大差异,0.25mm团聚体占侵蚀泥沙重量的81%,而在原土壤中只有16%;

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5、

Additive 、 water-cement ratio 、 aggregate size and strength grades exert certain influence upon the static elastic modulus of early-age concrete.

外加剂、水灰比、骨料粒径以及混凝土强度等级对混凝土早龄期弹性模量有一定的影响。

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6、

The paper makes research the influence of coarse aggregate size, aggregate volume rate and coarse aggregate nature and configuration on concrete fracture energy and fracture toughness.

研究了粗集料粒径、集料体积率和粗集料的种类对混凝土断裂能和断裂韧性的影响;

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7、

Variation coefficients of soil aggregates of nine grades were less than percent 40, show that aggregate size distribution had a moderate variation level in study area.

九个级别的土壤团聚体的变异系数都小于40%,表明研究区域土壤团聚体组成具有中等偏弱的变异性。

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8、

And research the effect of the steel fiber length, the max coarse aggregate size and specimen size on the fracture toughness of SFRC by contrast test.

并作对比试验,研究钢纤维长度、粗骨料最大粒径以及试件尺寸等对混凝土断裂韧度的影响。

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9、

Defect-One or more flaws whose aggregate size, shape, orientation, location, or properties do not meet specified acceptance criteria one are rejectable.

缺陷&合计的尺寸、状、向、置或性能不满足规定的验收标准的一个或一个以上的伤而被拒收。

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10、

In lithology, the calcareous sandstone is of coarse grain and fairly well sorted. Influence of Aggregate Size on Adhesive Fracture Toughness of New and Old Concrete

岩性主要为粒度相对较粗、分选较好的碎屑岩。粗骨料粒径对新老混凝土粘结断裂韧度的影响

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11、

The experimental results show that fractal dimension increases with the increase of maximum aggregate size and the increment for high water binder ratio concrete is much higher than that of low ratio;

试验结果表明:(1)断裂面分数维随最大集料尺寸的增加而增加,较高水胶比的混凝土分数维增加速度较快;

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12、

The empirical results show that economic fundamentals, such as market size, potential market size, ratio of transport and communication to GDP, annual interest rate, the percentage change in consumer prices have significant impact on aggregate FDI.

实证结果显示,经济基础变量,如市场规模和潜在的市场规模、交通通讯占GDP的比重、借贷利率、物价波动率是影响FDI的显著因素;

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13、

The research results show that the absorption coefficient of asphalt mixture can be greatly improved by improving air voids and reducing nominal maximum size of aggregate.

结果表明,提高空隙率,采用较小最大公称粒径级配的方案都能有效提高沥青混合料的吸声降噪能力。

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14、

soil aggregate stability index ( asi) was formed through the transition matrix between dry sieving results and yoder method results, and conserving-probability of each size aggregate on the basis of 3 reasonable assumptions.

在3个合理假设的基础上,通过建立干筛和Yoder法湿筛结果之间的转移矩阵,并通过不同径级团聚体的保存率构造了团聚体稳定性指数。

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15、

in this contribution, influences of size range and volume fraction of aggregates were studied on the nearest surface distance distribution between neighboring aggregate grains in model concrete for assumedly fuller-distributed aggregate system with the minimal size of 1 mm.

在假定模型混凝土中集料的最小粒径为1mm的前提下,以符合Fuller分布为例,研究了模型混凝土中集料粒径分布和集料体积分数对邻近集料表面最近间距分布的影响。

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16、

comparative research of size effect on compression strength of normal concrete and light aggregate concrete

普通混凝土和轻骨料混凝土强度尺寸效应的对比研究

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17、

Construction of Large-sized Artificial Aggregate Cushion of 2 m Thick

2米厚大面积人工砂砂垫层施工

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18、

The effect of some factors on the sound absorbing property, such as type of aggregate, water to cement ratio and size of aggregate particles, was investigated experimentally.

试验分析不同骨料、水灰比、骨料颗粒粒径对吸声性能的影响。结果表明,这些因素对其吸声性能影响明显。

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19、

Compared with the experiment of traditional planetary dispersing equipment and ultra-shear dispersing equipment, it proved that the use of ultra-shear technology can be effectively crushed aggregate slurry in large particles, reducing the average particle size of slurry through analysis of electron microscope photos.

与传统的行星式分散设备进行了对比性实验,通过电镜照片分析,证明了采用超剪切技术可以有效地粉碎浆料中的团聚体大颗粒,降低浆料平均粒径。

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20、

Approach to strengthening old pavement structure that paves high void asphalt macadam with top-size aggregate 37.5 cm on existed pavement instead of semi-rigid base, can prevent base reflection cracking and drain water from base layer.

将空隙率较高的最大粒径为37.5cm的大粒径沥青碎石混合料铺筑在老沥青路面上代替半刚性基层,解决半刚性基层补强中反射裂缝及排水问题。

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