【多选题】
为保证联网收费系统的安全性，IC读写设备的数据储存、处理均应满足安全管理要求。该设备中均有负责安全控制管理的SAM，根据不同的交易类型，SAM分为。___
A. 支持消费交易的PSAM
B. 支持充值交易的ISAM
C. 支持发行功能的PSAM
D. 支持制作根密钥SAM
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答案
AB
解析
暂无解析
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ETC 专用标志标线设置包括以下内容：___
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ETC车道单臂高速栏杆机应具备以下技术要求：___
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费额显示器（含通行灯及声光报警器）应具备以下技术要求：___
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