... 环形矿；环状矿石 ring ore 环状构造 ring structures 环状岩脉 ring-fracture intrusion ...
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ring fracture intrusion [地质] 环状裂缝侵入体
ring dikering dykering-fracture intrusion 环状岩脉
·2,447,543篇论文数据，部分数据来源于NoteExpress
Shangjing area is a volcanic dome formed by volcanic in active Early Cretaceous, in which the volcanic beds are dipping out with ring fracture and subvolcanic bodies intrusion in late stage.
上井地区是一个中生代早白垩世火山穹隆。火山岩岩层围斜外倾，环状断裂发育，晚期有潜火山岩侵位。
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