（）是指长期或临时地生产、搬运、使用、储存危险化学品的数量等于或者超过临界量的单元。
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中华优秀传统文化与社会主义市场经济、民主政治、先进文化、社会治理等是完全协调适应的。
A. 正确
B. 错误
高处作业施工中施工人员手持电动工具操作，工具应（）以防意外坠落。
A. 设置防坠绳
B. 双手握紧
C. 戴防滑手套
DDZ-Ⅲ型差压变送器是根据力平衡原理进行工作的，这种结构是一个具有极深负反馈的无差系统。
A. 正确
B. 错误
You are designing an OU structure for IT staff at the branch offices. What should you do?（）
A. Create an OU for the NewApp Web servers. Assign the IT staff at the branch offices user rights to this O
B. Create an OU for the NewApp data servers. Assign the IT staff at the branch offices user rights to this O
Create an OU for the IT staff at each branch office. Place network administrators at the branch offices in these OUs.
D. Create an OU for each branch office. Place local servers in the OU for their respective office. Assign the IT staff at the branch offices user rights to these OUs.
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