【简答题】火山碎屑流

【简答题】[名词解释] 火山碎屑（pyroclast）

【简答题】碎屑湖泊相有哪些亚相类型？

【简答题】[名词解释] 生物碎屑

【简答题】[名词解释] 碎屑残留物质

【单选题】共用题干 The Forbidden AppleNew York used to be the city that never sleeps.These days it's the city that never smokes,drinks or does anything naughty(at least,not in public).The Big Apple is quickly turni...

【简答题】[名词解释] 盆内碎屑

【简答题】生物碎屑

【单选题】The Forbidden Apple New York used to be the city that never sleeps. Theses days, it"s the city that never smokes, drinks or does anything naughty (at least, not in public). The Big Apple is quickly t...

【简答题】简述外碎屑与内碎屑。