水肿时引起血管体液交换失衡的主要原因有()、()、()、()。
查看答案
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
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。