装箱单的作用主要是补充发票内容的不足，通过对包装件数、唛头、规格等填制，明确产品的包装情况，（）。 ["便于进口商了解产品的数量与包装","便于进口国海关检查与核对产品","是出口商必须向进口商提交的单据","是出口商必须向银行提交的单据"]
如何创建报表？
孔孟
固定资产的计价方法包括（） ["折余价值","重置完全价值","净残值","原始价值"]
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 Enterprise Edition instance. There is a database named DB1 in the instance. A backup of DB1 is performed every day. You have to minimize the size of the full database backup files of DB1. In the options below, which Transact-SQL statement should you use? （） ["BACKUP DATABASE DB1 TO DISK = 't:\\backups\\db1.bak'; ","BACKUP DATABASE DB1 TO DISK = 't:\\backups\\db1.bak' WITH COMPRESSION; ","BACKUP DATABASE DB1 TO DISK = 't:\\backups\\db1.bak' WITH DIFFERENTIAL; ","BACKUP DATABASE DB1 TO DISK = 't:\\backups\\db1.bak' WITH COMPRESSION,DIFFERENTIAL"]
羊毛的伸度
