permo-二叠系
permo carboniferous石炭二叠系
Permo-carboniferous system石炭二叠系;石炭
Permo-Triassic二迭;吉木萨尔地质公园
permo-carboniferous boundary石炭系二叠系界线
Permo Carboniferous scallops石炭
permo carboniferous coal石炭二叠系煤
Permo-carboniferous period石炭二叠纪
permo-treatment渗透处理;浸透处理