柴油机喷油泵中滚轮体的功能是变凸轮的旋转运动为自身的直线往复运动，推动柱塞上行供油；通过垫片增减（）。 ["调整喷油泵的供油提前角","调整各分泵的供油提前角和供油间隔角","调整喷油提前角"]
计算机图形主要分为（） ["位图图像","矢量图形","形状","圆形"]
You are designing a plan to migrate Microsoft SQL Server 2008 databases to SQL Azure. You do not plan to migrate the SQL Server databases to SQL Server 2008 R2. You need to recommend an approach for performing bulk data transfers from the SQL Server databases to SQL Azure. What should you recommend？（） [" Use the bcp utility."," Use the dta utility."," Use the SQL Server Import and Export Wizard."," Attach each SQL Server database to SQL Azure."]
理学
You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 is configured as an enterprise root certification authority (CA). You need to back up the CA's database and log files. You must achieve this goal by using the minimum amount of disk space. What should you run? （） [" Certreq.exe by using the –new parameter"," Certutil.exe by using the -backup parameter"," Cipher.exe by using the \/k parameter"," Ntbackup.exe by using the systemstate parameter"]
基于灰度的影像相关的基本方法有（）、（）和（）。
