浏览器窗口底部左侧的状态栏中显示的往往是相应链接的URL地址，为了屏蔽链接的 URL地址，应使用以下（）行为。 [" 设置框架文本"," 设置状态栏文本"," 设置层文本"," 设置文本域文本"]
在进口贸易中，我方对外开证时，一般不主动开立可转让信用证，以免被动。
Which of the following is not a characteristic of fast switching？（） ["Fast switching reducesa routers CPU utilization， compared to process switching","All packets of a flow， except for the first packet， use the information in the fast cache","It can be enabled with the interface command ip route-cache","Fast switching uses a fast cache maintained in a router’s control plane","The fast cache contains information about how traffic from different data flows should beforwarded","Even though the fast switching is enabled， the first packet of a flow is still process switched"]
《医疗器械经营企业许可证》有效期届满，需要继续经营医疗器械产品的，医疗器械经营企业应当在有效期届满前（），向省、自治区、直辖市（食品）药品监督管理部门或者接受委托的设区的市级（食品）药品监督管理机构申请换发。 ["6个月","3个月","1个月","15日"]
《安全生产法》第六十九条规定，可以不建立事故应急救援组织的是（） ["危险物品的生产、经营、储存单位。","矿山企业。","建筑施工单位。","ABC以外生产经营规模较小者。"]
某企业转让一台旧设备，取得价款56万元，发生清理费用2万元。该设备原值为60万元，已提折旧10万元。假定不考虑其他因素，出售该设备影响当期损益的金额为（）万元。
