古生代中期-中生代早期
middle paleozoic early mesozoic
后期改造与古构造恢复
late reformation and restoration of paleo-structur
热液叠加改造期
superimposed-reform epoch
构造改造成矿作用
Structural reactivated mineralization
构造改造样式
structurally reworking pattern
18—19世纪中期英国
Mid-18-19th Century England
MHYS——中期水电计划
MHYS--Midterm Hydro Scheduling