SBC defines the command set extensions to facilitate operation of SCSI direct-accessblock devices.
SBC 定义命令集扩展，以方便操作 SCSI 直接访问块设备。
2
Next, the controller repeats the above operation until the reserved block corresponding to the accessblock address is the normal block, and access to data with the accessblock address.
接下来，控制器重复上述操作直至存取区块地址所对应的备用区块为正常区块后，根据存取区块地址存取数据。
3
The lumber and paper mills in Port Angeles also blockaccess to upstream spawning beds.