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1.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.
试验内容主要包括沥青品种、沥青含量、以及不同温度段中沥青混凝土线收缩系数的测试。收藏指正
2.The items of the quality testing were included the viscosity of recycling asphalt, asphalt content of reclaimed asphalt concrete materials, compaction, surface smoothness and placement temperature.
再生沥青混凝土质量检验项目包括再生沥青的黏度、刨除料含油量、压实度、路面平坦度与施工温度等。收藏指正
3.According the characteristics of granulated crumb rubber asphalt mixture, the improved Marshall test method is put forward to confirm the optimal asphalt content.
针对橡胶颗粒沥青混合料组成材料的特点,提出修正的马歇尔法用于橡胶颗粒沥青混合料最佳沥青用量的确定,在考察常规马歇尔体积指标的基础上,增加飞散损失率这一评价指标;收藏指正
4.Based on uniaxial penetrating test, the effects of aggregate gradation, aggregate physical properties, asphalt binder properties, asphalt content, air void and homogeneity on shear resistance of asphalt mixture were investigated directly at 60℃.
摘要为了研究沥青混合料抗剪强度的影响因素，基于单轴贯入试验，在温度为60℃时，直接对集料级配、集料性质、沥青性质、含油量、空隙率以及均匀对沥青混合料抗剪强度的影响进行研究。收藏指正
5.Laboratory tests were carried out on two aggregate gradings with asphalt content of 7%, 8% and 9%, and with cement content of 2%, 3% and 4% respectively.
摘要通过室内试验测试了两种集料级配下，乳化沥青用量分别为7%、8%、9%，水泥用量分别为2%、3%、4%时水泥乳化沥青混凝土的物理、力学性质。收藏指正
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.
研究结果表明：集料级配和公称最大集料粒径对沥青混合料抗剪强度有显著的影响；沥青混合料抗剪强度受其集料中针片状含量的影响较大，集料中针片状含量增大，沥青混合料抗剪强度减小；结合料的性质，特别是针入度、软化点和粘度对沥青混合料抗剪强度有较大的影响，随着针入度减小，软化点和粘度增大，沥青混合料抗剪强度增大；含油量对沥青混合料抗剪强度有较大影响，随着油石比的增大，沥青混合料抗剪强度减小；沥青混合料抗剪强度受其空隙率的影响较大，一般随着空隙率的增大，其抗剪强度减小；沥青混合料均匀性与沥青混合料抗剪强度绝对数值间没有明显的关联，而与数值间的变异性有着很好的相关性。收藏指正
7.It has been pointed out that coal-formedoil has generated,migrated in the Eogene Paleogene of Tangyuan Faulted Basin throughanalysing those data such as organic carbon content,kerogen vitrinite reflectance,isotopicanalysis,total hytrocarbon content,chloroform asphalt content″A″and its components,el-ements,pyrolysis chromatography.
通过对有机碳、生烃潜量、总烃、氯仿沥青“A”及其组分分析、元素分析、热解色谱、干酪根镜下鉴定、同位素等地化资料的分析研究，认为汤原断陷下第三系在地史时期曾发生过煤成油的过程。收藏指正
8.Combining the construction practice of a highway project in Bangladesh,this paper introduces mix design of pavement asphalt concrete. Determining optimum mix ratio,optimum asphalt content and relevant parameters according to the experimental result,so as to guarantee the engineering quality.
通过孟加拉国某公路项目的施工实践,介绍路面沥青混凝土配合比设计情况,根据实验结果,确定最佳配合比及最佳沥青含量及相应参数,保证了工程质量。收藏指正
9.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.
试验结果表明：沥青品种对沥青混凝土的线收缩系数的影响较大，沥青混凝土在不同温度段的线收缩系数相差很大，而沥青含量（变化范围±0.3%）、升温或降温过程对其的影响较小。收藏指正
10.Based on indoor test, the performance of the asphalt concrete of Model AC-161 dense-graded aggregate usually used in road pavement is studied, in which, three types of proportion of stone chips instead of sand at 50%, 75%, 90% were used. Analyzed parameters are optimum asphalt content, the voids, Marshall stability, dynamic stability, residual stability, low temperature splitting tensile strength and low temperature stiffness modulus etc.
将石屑代砂50%、75%、90%三种替代比例用于公路路面面层中常用的AC-16 Ⅰ型密级配沥青混凝土,并对其路用性能进行了试验研究,包括对最佳沥青用量、空隙率、马歇尔稳定度、动稳定度、残留稳定度、低温劈裂抗拉强度及低温劲度模量等参数的分析研究。收藏指正
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