·2,447,543篇论文数据，部分数据来源于NoteExpress
Pillow structure consists of a suit of deformed concave upward bodies made of silt and sand whose original layering bent round parallel the basal surface and it truncated at the top surface.
枕状构造是砂层中一组呈“凹”形弯曲的变形沉积体，它的原始层平行于枕状体的底面，顶面则是一个平直的截切面。
youdao
应用推荐
模块上移
模块下移
不移动