包卷层 meaning in English
envelop ply
involution layer
Examples
- Ostracoda , and so on . in the deep lake facies of niujuanhu and mazhong structural belts , there were also discovered gravity - flow microfacies , which was mainly composed of turbidite in which the slump structure and convolute bedding were often found
马朗凹陷牛圈湖构造带、马中构造带的半深湖相中，发育湖泊重力流微相，典型的表现为浊积岩的发育，其中可见到重力滑塌构造及包卷层理等。