《铁路旅客票价表》本表适用于普通旅客慢车、普通旅客快车、快速旅客列车、特快旅客列车、直达特快旅客列车等非动车组列车（另有规定除外）。
代理人的合法代理行为所产生的法律后果归属（）。 代理人。 法人。 被代理人。 第三方。
Refer to the exhibit.A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected， the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA， and then observes the output from these two show commands. Which two of these changes are necessary for SwitchA to meet the requirements？（） Port security needs to be globally enabled.。 Port security needs to be enabled on the interface.。 Port security needs to be configured to shut down the interface in the event of a violation.。 Port security needs to be configured to allow only one learned MAC address.。 Port security interface counters need to be cleared before using the show command.。 The port security configuration needs to be saved to NVRAM before it can become active.。
发生二次燃烧，是由于反－再系统的（）被破坏了 压力。 热。 物料。 相。
旅客列车锅炉、茶炉干烧，属于（）问题。 红线。 A1。 A2。 B。
矿粉筛分试验使用的主要检测设备（）
