force ductility test 测力延度
Based on the piers mode shape function, this paper studied the methodology of structure ductility coefficient by modal test and the procedure of the structures inelastic seismic force.
以桥墩的基本振型函数为基础，推导出基于试验动力参数的在役桥梁结构延性系数的计算公式，并给出了结构非弹性地震力的求解方法。
Test results indicate the force ductility test is a simple and effective mean of characterization of low temperature tension properties of polymer modified asphalt.
试验结果表明，测力延度试验可以比较全面的反映改性沥青的低温拉伸性能，是评价改性沥青低温性能的简单有效的方法。
Test results indicate the force ductility test is a simple and effective means showing low temperature tension performances of elastomer modified asphalt coating.
结果表明，延度可以比较全面地反映弹性体改性沥青涂盖料的低温拉伸性能，是评价弹性体改性沥青涂盖料低温性能简单有效的方法。
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