党的各级领导干部,若是民主选举产生的,其职务是终身的;若是由领导机关任命的,其职务可以变动或解除。
Which one of the statements below correctly describes the Virtual Router Redundancy Protocol (VRRP), which is being used in the Company network to provide redundancy?() A VRRP group has one active and one or more standby virtual routers.。 A VRRP group has one master and one or more backup virtual routers.。 A VRRP group has one master and one redundant virtual router.。 None of the other alternatives apply。
PWS的配置
化学物质不易进入中枢神经系统的原因是什么?
价值工程准备阶段包括:()、()、()3个步骤。
SY200C6M轨链上的活动销(拆卸轨链用)有几个?()