OSPF路由协议是一种典型的链路状态（Link－state )的路由协议。（)
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罐组间隔堤高度应比防火堤顶面标高高0.2～0.3m。（)
Whichofthefollowingwirelessservicecomponentsoccurintheimplementphase？（）
A. projectkickoff，staging，systemsacceptancetesting，ongoingsupporthandoffmeeting
B. wlanchangemanagement，securityadministration，technologyassessment，operationsplan
C. securityassessment，operationsassessment，suppliermanagement
D. operationsreadinessassessment，systemsrequirementsvalidation，planningprojectkickoff，serviceassurance
卧式圆筒形油罐由罐身（筒体)、罐盖（封头)和加强构件组成。（)
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