Logical Screen Descriptor 逻辑屏幕标识符 ; 逻辑屏幕描述块

logical field descriptor 逻辑字段说明符 ; [计] 逻辑字段描述符

LFDB Logical File Descriptor Block 逻辑文件描述符数据块

Logical Volume Descriptor 卷逻辑描述符

Logical Volume Integrity Descriptor 逻辑卷完整性描述符

Logical Volume Integrity Descriptor -kuvaus 逻辑卷完整性描述符

logical chart field descriptor 逻辑字段描述符