教学媒体的固定性
电动机苕火应如何扑救？
某公司总资产为4000万元，该公司仅将价值1200万元的房屋投保了火灾保险，在保险期限内，该公司遭受了一场大火，灾害造成的损失达200万元，其中房屋损失186万元，其他财产损失14万元。在救火抢险过程中发生施救费用1万元。某公司应该自负的财产损失是多少？
In MPLS traffic engineering， which one of the following protocols is used for Path Setup？（） ["BGP","OSPF","ISIS","RSVP"]
Prior to 802.1w， Cisco implemented a number of proprietary enhancements to 802.1D to improve convergence in a Layer 2 network. Which statement is correct？（） ["Only UplinkFast and BackboneFast are specified in 802.1w； PortFast must be manually configured.","Only PortFast is specified in 802.1w； UplinkFast and BackboneFast must be manually configured.","None of the proprietary Cisco enhancements are specified in 802.1w.","PortFast， UplinkFast， and BackboneFast are specified in 802.1w."]
货币危机
