影响L-O-R三通卡环密封效果的因素包括密封件质量和（） ["密封面的位置度","密封面的表面光洁度","密封面的润滑程度","密封面的平整度"]
IBM DS5000 系列存储系统支持哪些动态调整和调整存储配置能力（） ["动态扩展 RAID 组","动态扩展卷","动态改变 RAID 类型","动态改变 segment 数据块","以上皆是"]
变桨控制柜检查事项
Company.com has I/O slot constraints on two nodes that are going to be configured in an HACMP cluster. There is room for only one Network Interface Card in each node，in addition to the built-in Ethernet port on the system planer. The best HACMP configuration for these servers is to implement：（） [" A single adapter network using the Network Interface Card in each node"," A single adapter network using persistent addresses on the Network Interface Card in each node"," A dual adapter network using the internal Ethernet adapters as an non-service interface with IPAT via IP Replacement."," EtherChannel high availability for the network connections with HACMP cascading resource groups for data and application fallover"]
复检合格的液化石油气已装瓶，转运工要及时发放给用户或送（）暂存。 ["重瓶库","待检区","待充装区","充装合格区"]
简述餐饮营销的含义及必要性。
