机会成本
《教师专业标准》要求教师在个人修养与行为领域做到善于自我(),保持()。
What is a benefit of storage virtualization technology in the IBM System Storage DS8800() ["fewer expansion units are needed","multiple workloads can be managed separately","resource isolation is eliminated","Linux can run in LPAR mode"]
一个客户需要控制备份数据库的所需要的时间,哪个不需要了解() ["需要备份的数据总量","需要备份的数据类型","客户期望的最大的备份过程所需要的时间","计划备份的天数"]
国家秘密级测绘成果保密期限() ["长期","5年","10年","30年"]
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