They include sedimentary background,sediment types,sedimentation rate,organic content,sedimentary facies,authigenic minerals,sedimentary thermal environment,and particular sedimentary bodies ect.

• 这些标志包括沉积学背景、沉积物类型、沉积速率、有机质含量、沉积相类型、自生矿物、沉积热环境和特殊沉积地质体等。