当前类别：地理地质
火山灰始成土：andept
火山灰丘：ash cone
火山灰流：pyroclastic flow
火山灰层：tephra sequences
火山湖：volcanic lake
火山海岸：Volcanic Coasts
火山孤山：volcanic butte
火山发光云：glowing avalanche
火山堆积说：theory of volcano accumulation
火山地震声：volcanic rumbling
火山地堑：volcanic graben
火山地貌：volcanic terrain
火山地块：volcanic block
火山道：diatrema
火山岛弧：volcanic island arc
火山岛：volcanic island
火山弹：volcanic bomb
火山带：volcanic belt
火山沉陷地：volcano tectonic depression
火山沉积矿床：volcanic sedimentary deposit
火山尘：volcanic ash/dust
火山颤动：volcano tremor
火山碑：volcanic spine
火山爆发：volcanic eruption
火山：Volcano
火色硫锑银矿：pyrostilpnite
火口原湖：atrio lake
火口原：atrio
火口湖：Crater Lake
火口：burner
火箭探空仪：Roketsonde
火成作用：pyrogenesis
火成元素：pyrogenetic element
火成碳酸盐岩浆：carbonatite magma
火成碎屑岩：pyroclastic rock
火成碎屑物：pyroclastic material
火成碎屑流：pyroclastic flow
火成碎屑沉积：pyroclastics
火成片岩：orthoschist
火成晶质：pyrocrystalline
火成角砾岩：eruptive breccia
火成活动：magma activity
火成的：eruptive
活钻头：detachable bit
活褶曲作用：active folding
活者生存：survival of the fittest
活跃锋：active front
活性淤泥：activated silt
活性基：reactive group
活性成土因素：active soil formers