题目内容

国际联运棚车和冷藏车的车门和所有的其余孔口(从里边用铁栅或其他方法关闭的通风口除外),均应施封。

A. 正确
B. 错误

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停电作业工作许可人可以自行变更安全措施。

A. 正确
B. 错误

Which of the following are characteristics of OSPF areas?()

A. Hierarchical OSPF networks need to be in one area
B. Multiple OSPF areas must connect to area 0
C. Single area OSPF networks must be configured in area 1
D. Areas can be assigned any number from 0 to 63535
E. Area 0 is called the backbone area
F. Each OSPF area need to be configured with a loopback interface

集体谈判中国家负有重要责任,概括起来是发挥()()()的作用。

关于锅内加药描述错误的是()。

A. 对症下药
B. 量水下药
C. 药水进入锅炉前将水放尽
D. 排将粉剂和液体药剂直接倒入锅筒内

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