单选题莱伊尔(C. Lyell)有一句名言:“The present is the key to the past” ,这是地质学思维的基本方法,也是 的典型代表。()A灾变论B火成论C均变论D固定论
单选题
莱伊尔(C. Lyell)有一句名言:“The present is the key to the past” ,这是地质学思维的基本方法,也是 的典型代表。()
A
灾变论
B
火成论
C
均变论
D
固定论
参考解析
解析:
暂无解析
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