Dividing criterion between coarse and fine aggregate was set by use of Marshall Test.
利用马歇尔击实试验确定了粗细集料的分界标准。
The results show that best permanent deformation resistance can be got when continuous dense gradation, which has even arrangement of coarse and fine aggregate is adopted.
结果表明，采用粗细集料搭配均匀的连续密级配和适中的沥青用量可以获得最佳的抗永久变形能力。
Through the study of packing and filling characteristics of aggregate, the dosages of coarse and fine aggregate and filling were calculated for aggregate of skeleton denseness asphalt mixture.
通过对球体颗粒的堆积和填充特性的研究，从理论上分析了骨架密实型沥青混合料集料中粗、细集料和填料的用量。
Slices from the top, bottom, sides and bulk of each specimen were examined by methanol exchange, quantitative determination of coarse and fine aggregate and backscattered electron imaging in the SEM.
分别从每个样条的顶部、底部、侧面和本体取样，通过甲醇交换，粗细集料的定量测定和在SEM中的背散射电子成像对试样进行检测。
The basic principle is the VCA formed by the coarse aggregate is filled with the fine aggregate, the filling, the asphalt and the preconcerted void content.
其基本原理为：矿料级配中粗集料形成的孔隙率由细集料、填料、沥青和预定孔隙率填充。
When the bulk specific gravity of coarse aggregate and the apparent specific gravity of fine aggregate are used to compute VMA value, the VMA value is greater than the VMA value by American method.
我国的粗集料用毛体积相对密度和细集料用表观相对密度计算VMA的方法和美国的方法所用公式形式一样，但用我国方法计算的VMA比用美国方法计算的VMA均偏大。
Coloured aggregates are used to distinguish the coarse and the fine aggregate and color threshold is used to segment the image in this method.
该方法使用彩色石料区分粗、细集料，并利用彩色阀值直接分割图像。
The effect of recycled coarse aggregate quantity, recycled fine aggregate, PFA replacing cement quantity and water cement radio on the recycled concrete compression strength and slump.
本文研究了再生粗骨料掺量、再生细骨料掺量、粉煤灰取代水泥量和水灰比对再生混凝土抗压强度和坍落度的影响。
The invention discloses high-obdurability highway concrete, which has the ingredients of cement, coarse aggregate, fine aggregate, water, modified steel fiber and rubber microparticle.
本发明公开了一种高强韧性的公路用混凝土，其配料为水泥、粗集料、细集料、水、改性钢纤维、橡胶微粒。
Concretes of C30 and C60 were prepared with iron mine tailings as fine aggregate and coarse aggregate and with natural sand and common crushed stone separately.
分别以铁尾矿砂和铁尾矿石代替天然砂和普通碎石配制了C30和C60两个强度等级的混凝土。
Concretes of C30 and C60 were prepared with iron mine tailings as fine aggregate and coarse aggregate and with natural sand and common crushed stone separately.
分别以铁尾矿砂和铁尾矿石代替天然砂和普通碎石配制了C30和C60两个强度等级的混凝土。
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