入侵报警和周界防护产品占22%，其海外产品占50%。
Intrusion Alarm and perimeter protection products accounted for 22% of its overseas products accounted for 50%.
监狱看守所周界防护传统的做法是用铁刺栅栏或很粗的铜线为周界前端与升高电压的交流电直接连接形成高压电网。
The traditional approach is to use iron thorn fencing or very rough week for the copper sector of the front-end and high-voltage ac directly connecting a high-pressure power grids.
监狱看守所周界防护传统的做法是用铁刺栅栏或很粗的铜线为周界前端与升高电压的交流电直接连接形成高压电网。
The traditional approach is to use iron thorn fencing or very rough week for the copper sector of the front-end and high-voltage ac directly connecting a high-pressure power grids.
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