弹性阶段弯曲理论
Flexure Theory at Elastic Stage
国防部高阶研究计划署
DARPA
Administrative Functions of township governor
急性和慢性阶段
acute and chronic infection stages
acute and chronic stages
阶段性
Stage
Gradualness
In different periods
stages
Phase
Stage by stage characteristics
Phases identity
Three stages
phase characteristics
stage characteristic
Gradual
the Phased
the Stage
phases
developmental stage
periodically
episodes