To reflect such a request, the contents of digital information system appear in the textbooks of the new high school curriculum.
为了体现这种要求，各种版本的高中物理新课程中都出现了数字化信息系统的内容。
The lightning electromagnetic pulses threaten the safety of the digital information system seriously.
雷击电磁脉冲严重威胁着电厂信息系统的安全。
The lightning electromagnetic pulses threaten the safety of the digital information system seriously.
雷击电磁脉冲严重威胁着电厂信息系统的安全。
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