地壳运动的发展表现为若干阶段,每一阶段由相对宁静发展到剧烈活动,并对地质历史的发展产生重大影响.地壳的运动的这种阶段被称为构造运动期.
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You are designing a plan for maintaining the WINS infrastructure on the new Windows Server 2003 Active Directory environment. Which factor or factors necessitate the need to maintain the WINS infrastructure?()
A. Client operating systems in use.
B. Server operating systems in use.
C. VPN client access by using PPT
D. Installation of Active Directory client software.
比重不同的药物在制备散剂时采用何种方法最佳()。
A. 将轻者加在重者之上
B. 多次过筛
C. 搅拌
D. 等量递加
E. 将重者加在轻者之上