有机质进入土壤后，在微生物的分解作用下，首先形成（） ["铵态氮","硝态氮","亚硝态氮","矿物氮"]
采诗说
骨板属于植入材料和（）。
You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance which is named Instance01. Instance01 contains a database which is named SellingHelp. There isthe Products table in the SellingHelp database. Now according to the company requirement, the Products table has to be replicated to the SQL Server instances installed in laptopscomputers. You have to create a Replication topology to perform this. The Products table is updated from Instance01 when the laptops reconnect to the corporate network. The Products table on Instance01 is frequently updated between reconnections. You must make sure that you can implement the Replication topology along with the Subscription type successfully and meanwhile reduce the bandwidth usage to the least. So what action should you perform to achieve this goal?（） ["You should implement the Snapshot Replication topology along with a Push Subscription. ","You should implement the Merge Replication topology along with a Pull Subscription. ","You should implement the Snapshot Replication topology along with a Pull Subscription. ","You should implement the Transactional Replication topology along with a Pull Subscriptio"]
班杜拉“观察学习”中的核心概念是（） ["正强化","负强化","替代强化","直接强化"]
什么是数据和信息？数据与信息之间有什么联系和区别？
