聚乙烯管道应水平堆放在平整的支撑物或地面上。当直管采用三角形式堆放和两侧加支撑保护的矩形堆放时，堆放高度不宜超过1.5m；当直管采用分层货架存放时，每层货架高度不宜超过1m，堆放总高度不宜超过（）m。 ["2","2.5","3","4"]
You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2008 R2 installed. Some of ABC.com’s workstations have Windows 7 installed， while the rest have Windows 8 installed. After installing a new Windows Server 2012 R2 computer in the ABC.com domain， you configure it to run the File and Storage Services server role.You are instructed to create a shared folder on the new server， and configure the use of Previous Versions for restoring files located in the shared folder. Which of the following actions should you take？（） ["You should consider configuring the Shadow Copies settings on the new server.","You should consider configuring the Snapshot settings on the new server.","You should consider configuring the Background Copy settings on the new server.","You should consider configuring the Permission settings on the new server."]
在民族工作中，应当避免（）的倾向。 ["各民族之间的共同性日益增强","忽视民族特点和民族差异","民族特点日益增强","民族意识日益觉醒"]
对于急性中毒患者，首要的急救原则是（） ["清除进入体内尚未吸B收的毒物","终止接触毒物","清除体内已被吸收的毒物","使用特效解毒药","洗胃"]
Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?（） interface f0/0 ipv6 address 2345:0:0:8::1/64 [" 2345:0:0:8::1"," 2345:0:0:8:0:FF:FE11:1111"," FE80::8:0:FF:FE11:1111"," FE80:0:0:8::1"]
有一宗房地产，假设使用年期为无限，未来第一年年纯收益为100万元，资本化率为10%，若：未来各年的纯收益在上一年的基础上增长1%。该宗房地产的评估值为多少？
