1927年8月7日,中共中央在汉口召开紧急会议,毛泽东在会上提出()的重要思想。这次会议史称“八七会议”。
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Which of the following is true about routers internal to a totally NSSA area?()
A. Routers cannot redistribute external routes into the area.
B. Routers should have zero Type 3 LSAs in their LSDBs.
C. Routers should have zero Type 5 LSAs in their LSDBs.
D. Routers should learn default routes from the ABRs attached to the area.
隧道内每隔()米设有一台隧道电话,直接接通所属车站的()。
具有收敛止血、固精止带、制酸止痛、收湿敛疮功效的药物是()
A. 瓦楞子
B. 牡蛎
C. 乌贼骨
D. 赤石脂
E. 禹余粮
标准员的专业技能不包括能够对工程建设标准实施情况进行评价。
A. 正确
B. 错误