·2,447,543篇论文数据,部分数据来源于NoteExpress
在滇东黔西地区,海相和陆相二叠—三叠系界线附近均有界线粘土岩存在。
There exists boundary claystone near the boundary between both the Marine and terrestrial Permian and Triassic in the eastern Yunnan-western Guizhou area.
youdao
应用推荐
模块上移
模块下移
不移动