调和的松树林

语法：
install_path\NetBackup\bin\admincmd\bpexpdate -m media_id -d date [-host name] [-force] [-M master_server[,...,]]
install_path\NetBackup\bin\admincmd\bpexpdate -deassignempty [-m media_id] [-host name] [-force] [-M master_server[,...,]]
install_path\NetBackup\bin\admincmd\bpexpdate -backupid backup_id -d date |0|infinity [-client name] [-copy number] [-force] [-M master_server[,...,]]
install_path\NetBackup\bin\admincmd\bpexpdate -recalculate [-backupid backup_id] [-copy number] -d date |0|infinity] [-client name] [-policy name] [-ret retention_level] [-sched type] [-M master_server[,...,]]