为使发动机进气更充分，应随转速的提高适当增大（） ["进气提前角","进气迟后角","排气提前角","排气迟后角","气门重叠角"]
Refer to the exhibit. EIGRP has been configured on router D. Router C is performing mutual redistribution between EI GRP and OSPF. While verifying that the redistribution is functioning properly, you discover that while router C has all of the EIGRP routes in its routing table, router A does not have any routes from the EIGRP domain. What on router C may be the cause o f the problem?（） [" The no auto - summary command needs to be added under router eigrp 1"," The subnets keyword was not included in the redistribute command under router ospf 1"," The metric specified for the redistributed EIGRP routes is too large; m aking the EIGRP routes unreachable by router A"," The default - information originate command needs to be added under router ospf 1"," The administrative distance of either OSPF or EIGRP must be changed so that EIGRP has a higher administrative distanc e than OSPF"]
旅客运输产品的特点是无形性、（）、时空性
以经济建设为中心是兴国之要，（）仍是解决我国所有问题的关键。 ["民族复兴","改革开放","发展","法治"]
史学理论
为什么需要设置WINS数据库的复制？
