crate of eruption是什么意思

用法例句

Based on exposured geologic phenomenon of Yamansu iron deposit in Xinjiang after being explored for many years, this paper refutes the existing viewpoints on its origin, devises new argumentation from many aspects that accords further with its nature, and raises an idea that the deposit is a volcanic extrusion-overflow melted- separate deposit on seabed.

通过收集新疆雅满苏铁矿多年开采所揭露的地质现象，对其成因否定了以往的各种观点，并从多方面作出了更符合客观事实的重新论证，提出了该矿为一海底火山喷溢熔离型矿床。

Modified-density flow and shedding flow sediments and their petroleum exploration significance in Yinggehai basin;

莺歌海盆地变密度流和喷溢流沉积及其油气勘探意义

Based on it,researchers preliminarily try to combine geology and logging and seismic to study volcanic lithofacies,and volcanic lithofacies are classified as explosion facies and eruption facies and volcanic sedimentary facies.

根据岩石化学成分分析、薄片鉴定、岩心观察以及测井标定与识别,将三塘湖盆地牛东区块卡拉岗组火山岩分为熔岩和火山碎屑岩两大类,在此基础上,初步尝试地质、测井和地震结合研究火山岩岩相,将火山岩岩相划分为爆发相、喷溢相和火山沉积相三大类。