为什么温带气旋常常发生在温度槽落后于气压槽的空中槽前下方？
According to the information presented in the following exhibit， can you tell me the reason that thetrust state of interface FastEthernet 0/3 displays "not trusted"？（） ["The command mis qos needs to be turned on in global configuration mode","DSCP map needs to be configured for VOIP","ToS has not been configured","There is not a Cisco Phone attached to the interface"]
列举事物的缺点一般用（）思维。
局域网中使用的网络设备工作在应用层。
酒精中毒
火山块状硫化物（VMS）矿床基本特征有哪些？
