以下不属于影响可转换债券价格的因素有（）。 [" 利率"," 股票价格的波动性"," 股票价格"," 市场风险"]
PTN网络承载的以太网业务类型主要包括（） ["E-Line","E-LAN","E-Tree","CES"]
教育策划独特性是（）。 ["在目标上具有教育性","在效果上具有迟效性","在影响上具有社会性","在操作上具有谨慎性"]
简要分析我国古代对外贸易的特点以及对我国社会经济发展的影响。
What is the main reason for using the "ip ips deny-action ips-interface" IOS command？（） [" To selectively apply drop actions to specific interfaces"," To enable IOS to droptraffic for signatures configured with the Drop action"," To support load-balancing configurations in which traffic can arrive via multipleinterfaces "," This is nota valid IOS command"]
怠速熄火的原因？
