TV monitor system can monitor the whole working process of people working to allow maximum safety.
TV monitor system can monitor the whole working process of people working to allow maximum safety.
电视监控可以全过程对作业人员实行监控，加大作业人员的安全系数。
TV monitor system can monitor the whole working process of people working to allow maximum safety.
电视监控可以全过程对作业人员实行监控，加大作业人员的安全系数。