中元古代火山岩
Middle Proterozoic volcanic rocks
冀东中生代火山岩凹陷
Yidong Mesozoic Era hollow
辽西中生代火山岩凹陷
Liaoxi Mesozoic Era hollow
浙东南中生代火山岩
mesozoic volcanic rocks in south-eastern part of Zhejiang province
中生代火山岩
source of rock-forming material
Mesozoic volcanic rocks
Mesozoic volcanic rock
northeast china
中生代火山岩浆活动
Mesozoic volcano-magmatic activity
中生代火山－岩浆活动
Mesozoic volcanic-magmatic activity
Mesozoic volcanic magmatic activity
中生代火山岩区
Terrain of Mesozoic volcanic rocks
中—新元古代火山岩
Meso-Neoproterozic volcanic rock
超音波法液位元元元元元元测定
ultra-sonic method of liquid meaduremert
新太古代—古元古代
neoarchean-early proterozoic
晚古生代火山岩建造
the volcanic rocks construction of the late paleozoic era
中生代火山活动
Mesozoic volcanic activities