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一忌随便开机。物资仓库、加油站、引爆作业场地等易燃易爆场所,属禁止无线电发射的区域,不能开机;乘坐飞机、轮船,为防止干扰飞机、轮船的通信系统,也应关机。二忌长时间使用。长时间使用易引起头痛、困乏、白内障等病症。
A bogey boot. Materials stores, gas stations, detonated workplaces and other flammable and explosive places, is a prohibited radio transmission area, can not boot; take the aircraft, ships, in order to prevent interference with aircraft, ships of the communication system should also be shut down. Second, avoid prolonged use. Prolonged use of easy to cause headaches, sleepy, cataracts and other diseases.