在Access中创建带子窗体的窗体时，必须确定作为主窗体和子窗体的数据源之间存在着（）的关系。
SQL数据库的体系结构基本上是三级模式，即表、行、列，其中（）是组成数据的最小单位。 ["表","行","列","索引"]
在Photoshop中，单击“图层”控制面板中一个图层左边的图标，显示出图标时，表示将会（）这个图层和当前图层。 ["复制","链接","编组","排列"]
禁止在距离打开上升管盖的碳化室（）m以内清扫集气管。 ["4","5","6"]
You have a DNS zone that is stored in a custom application directory partition. You install a new domain controller. You need to ensure that the custom application directory partition replicates to the new domain controller. What should you use（） ["the Active Directory Administrative Center console","the Active Directory Sites and Services console","the DNS Manager console","the Dnscmd tool"]
红细胞计数的临床意义
