动车组运行途中，列车长要组织列车员、（）核对未售席位和查验无座席旅客车票，及时按章查补车票。 ["列车值班员","保洁员","公安乘警","检车员"]
假设中继台的收、发信机共用天线，上下行频率分别为F1和F2.要防止中继台发射机对接收机产生干扰，应该对中继台设备采取下列措施（） ["在发信机与天线间串联中心频率为F1的带阻滤波器，在收信机与天线间串联中心频率为F2的带阻滤波器","在发信机与天线间串联中心频率为F1的带通滤波器，在收信机与天线间串联中心频率为F2的带通滤波器","在发信机与天线间串联中心频率为F2的带阻滤波器，在收信机与天线间串联中心频率为F2的带阻滤波器","在发信机与天线间串联中心频率为F1的带阻滤波器，在收信机与天线间串联中心频率为F1的带阻滤波器"]
什么是发展性评价？
人非有信，就不能得神的喜悦；因为到神面前来的人，必须信有神，且信他赏赐那寻求他的人。记载（）卷，（）章，（）节？
Which statement about SAN port channels configured on Cisco Nexus 5000 Series Switches is true？（） [" A single SAN port channel can have both Fibre Channel and virtual Fibre Channel interfaces. "," SAN port channels can include up to 16 interfaces."," SAN port channels distribute traffic across all links in the port channel when source ID and destination ID load balancing are used."," The links in SAN port channels can be connected to different sets of switches."," The On mode of operation means ports only operate as part of a SAN port channel or remain inactive."]
冷却系统温度过高的现象有哪些？
