弹性系数法 elastic coefficient: 弹性常数; 弹性系数elastic method: 弹性阶段设计法coefficient of elastic recovery: 弹性恢复系数; 弹性系数; 回弹系数coefficient of elastic shear: 弹性剪力系数; 弹性剪切系数; 性剪力elastic coefficient matrix: 弹性系数矩阵下载手机词典可随时随地查词查翻译