equivalentdata等效数据equivalentadj.等价的 相等的n.相等物equivalent rotation vector等效旋转欠量equivalent circuit diagram等效电路图equivalent static analysis拟静力分析equivalent bending surface等效折面equivalent current density等效电流密度equivalent influence angle等效影响角equivalent statement label等价的语句标号equivalent actuarial value精算等值equivalent oxide thickness等效氧化层厚度equivalent cross-section等效截面,等效断面