卷分区描述符
VPD Volume – Partition Descriptors
信息流标识符
cross contaminatedchannel stream identifier
CSAchannel stream identifier
虚拟链路标识符
VLI Virtual Link Identifier
终端端点标识符
TEI Terminal End – point Identifier
组标识符
group identification numbers
amusement facilities
始发站交换标识符
OX-ID Originator eXchange IDentifier
OLE交易识别符
OLE transaction identifier
计算器语言翻译器识别符
computer language translator identifier
可辨识字符集
recognizable character set
可区别识别符
distinguishing identifier