要想抽检的样本较小,但检验严格,可靠程度高可采用哪种抽检方案().
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无线通信接口出现的单个故障只会局限在板上,不会导致整个无线通信故障
A. 正确
B. 错误
Which one of the following answer choices below is true regarding the OSPF topology database?()
All entries in the topology database will be included on each router.
B. All routers in the same OSPF area will have one topology database.
C. The Dijkstra algorithm is used in the creation of the topology database.
D. LSA packets are used to update and maintain the topology database.
为什么文前按语、文中按语和广播电视的主持人评论不存在新闻评论标题?
电位仪取样用参比电极,应该埋设在通电点附近,距离管道()的范围内。
A. 不超过lm
B. 不超过2m
C. lm以外
D. 2m以外