湖北红安群的原岩形成时代一直是个有争议的问题。
The age of the protolith of the Hong′an Group in Hubei has been a controversial issue.
本文研究的主体是湖北省红安县永佳河镇这一个案。
The subject that this text studies is this case of Yongjiahe town of Hongan County of Hubei.
本文研究的主体是湖北省红安县永佳河镇这一个案。
The subject that this text studies is this case of Yongjiahe town of Hongan County of Hubei.
应用推荐