测定细集料棱角性试验方法的研究  

Research on Test Methods for Determination of Fine Aggreate's Edges

作　　者：李国 苑克伟 王积鑫 

机构地区：[1]开原市公路局,开原112300 [2]辽宁乾成工程设计咨询有限公司,沈阳110003

出　　处：《北方交通》2008年第3期79-81,共3页Northern Communications

摘　　要：目前学术界对于细集料棱角性指标的试验方法及评价标准尚存在争议,采用东北地区部分典型石料,针对我国现行规范方法、美国AASHTO试验方法及法国规范方法进行试验研究,比较不同方法间的试验差异,进而对我国规范中推荐的试验方法和评价指标进行探讨。At present,the academic circles dispute to test methods for fine aggregate＇s edge indexes and esti- mating criteria. The paper does test research on them adopting the part of typical stones in Northeast area ,by specification in force in our country,AASHTO test method of U.S.A. and specification of France. By contrast of above - mentioned test methods,the paper yet approaches the test methods recommended in specifications of our contry and the estimating indexes.

关 键 词：细集料 棱角性 试验方法 

分 类 号：TU502[建筑科学—建筑技术科学]