conditional？
conditional access
条件接收；有条件接收；有条件存取；条件接收系统
双语例句
1. The content of as follows: Design a conditional access system adopting three - level - encryption .
主要内容如下: 设计了一个采用三 层加密 体制的条件接收系统.
2. The user may check information of E - mail , smart card and conditional access by this operation.
用户可以根据此项操作来查看 电子邮件 、 智能卡、条件接收等信息.
