屠宰后屠体应迅速冷却达肉中心温度()。 5℃以下。 20℃。 30℃。 40℃。
500千伏电压等级的输电线路的通道保护区边线外距离是()。 10米。 15米。 20米。
For what two purposes does the Ethernet protocol use physical addresses?() to uniquely identify devices at Layer 2。 to allow communication with devices on a different network。 to differentiate a Layer 2 frame from a Layer 3 packet。 to establish a priority system to determine which device gets to transmit first。 to allow communication between different devices on the same network。 to allow detection of a remote device when its physical address is unknow。
After applying a new ACL on a device, its CPU utilization rose significantly and many messages starting with "%SEC-6-IPACCESSLOG" appeared on the Syslog server. What can be done to resolve this situation?() Increase memory allocation for ACLs.。 Remove all entries from the ACL and use a single permit ip any any statement.。 Remove the log keyword from each ACL entry.。 Reboot the device after the ACL has been applied.。
为纵向分辨率和横向分辨率,如何提高纵向和横向分辨率?
1995年,()的颁行,标志着我国教育法制建设进入了一个新的阶段。