许多老师认为用摄像监控可以减轻教师的值班负担,那就错了。学校若使用监控来参与日常自习管理,就必须在电子监控室里安排人员值班。学校规模小、班额少还能对付,而对那些动辄一个级部十几个班的大校来说,要想让监控人员看到每个班每个学生的学习状态是不可能的。再者,一旦值班教师发现问题,还要用步话机或手机通知在各个教学区走廊里值班的老师, Many teachers think it can be wrong to reduce the teacher’s on-duty burden with video surveillance. If schools use surveillance to participate in day-to-day self-study management, they must arrange staff on duty in the electronic surveillance room. Small schools, small classes can deal with, and for those who often a dozen classes a colonel, in order to let the monitor to see each class for each student’s learning status is impossible. Moreover, once teachers on duty find problems, but also use the walkie-talkie or cell phone to notify the teachers in the corridors of various teaching areas,