应变速率变化规律
law of strain rate change
初始应变能状态
original state of strain energy
增量初始应变法
increment initial stiffness method
表观拉伸应变速率
apparent elongational strain rates
等应变速率固结试试验
consolidation test under constant rate of strain
负应变速率敏感系数
negative strain-rate sensitivity
高应变速率超塑性
High strain rate superplasticity