乡镇、村企业的建设用地使用权不得单独抵押。以乡镇、村企业的厂房等建筑物抵押的，其占用范围内的建设用地使用权一并抵押。
A. 正确
B. 错误
因供电系统故障而导致加弹机突然失电时，为减少设备损伤，操作人员须做好以下工作（）。
A. 如有可能尽快将丝饼落下
B. 在加工网络丝时应尽快将所有网络喷嘴打开
C. 清理机台缠丝
D. 将各级罗拉皮圈或皮辊抬起
You need to design an administrative model for the Exchange Server environment. What should you do？（）
A. Create a single organizational unit （OU）. Place the user accounts for each office in the ODelegate control over the OU to the office’s server administrators and the central IT staff
B. Create a single Exchange administrative group. Place all Exchange servers into that administrative group. Assign permissions for the administrative group to the officer’s server administrators and the central IT staff
Create an Exchange administrative group for each office. Place the Exchange severs for each office into that office’s administrative group. Assign permissions for the administrative group to the office’s server administrators. Allow the central IT staff to manage user mailboxes
D. Create an organizational unit （OU） for each office. Place the user accounts for each office into the appropriate ODelegate control over each OU to the office’s server administrators. Allow the central IT staff to manager user mailboxe
斗轮机、皮带等贮运煤设备开动前，必须进行音响警示，管理部门应对（）等进行详细规定。
A. 持续时间、
B. 次数
C. 间隔时间
D. 频率
E. 音量大小
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