二叠系－三叠系界线
permian-triassic boundary
二叠系—三叠系界线
Permo—Triassic boundary
permian-triassic boundary
陆相二叠系－三叠系界线
Terrestrial Permian-Triassic boundary TPTB
陆相二叠系—三叠系界线
circular plate type elastomeric pad bearings
二叠／三叠系界线层
Permian-Triassic boundary beds
二叠─三叠系界线
permian-triassic boundary
二叠－三叠系界线
permian-triassic boundary
P-T boundary
二叠—三叠系界线
permian-triassic boundary
上二叠统—下三叠统
upper permian—lower triassic
下三叠统
lower triassic
Lower Subgroup of Bayanharshan Group
Feixianguan formation
changxing formation
下三叠统嘉陵江组
lower triassic jialingjiang formation
lower triassic
Jialinjiang formation
中、下三叠统
middle-lower triassic
Lower and Middle Triassic
中下三叠统
low-middle Triassic
middle-lower triassic
The middle and lower Trias