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1988 nian ri ben bu fen gao zhong ru xue kao shi di li shi ti xuan
Author(s): 
Pages: 30+49
Year: Issue:  6
Journal: Teaching Reference of Middle School Geography

Keyword:  地层珊瑚化石岩石阶地集合模式图颗粒断层面回答毫米;
Abstract: <正> 地层的(?)位左图为某海岸的阶地模式图,试读图及其说明后,回答后面的问题。说明:(1)a、b表示阶地面:(2)f1~f2为断层面,(3)地层B中的岩石①~④分別具有下列特征:①由直径1毫米左右的颗粒集合而成,②含有珊瑚化石,加入盐酸可产生气体,③由直径为0.5毫米左右的颗粒集合而成,④几乎是用肉眼分辨不出大小的那样细粒集合而成。④岩石C是由石英、长石和黑云田构成,具有等粒状结构。问题1:试回答地层A和地层B的关系。问题
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