Limits of operation rights differ for different users, and only the system user can perform serial interface setup, warning temperature setup and clear data backup etc.
不同用户可以操作的权限是不同的，只有系统用户才可对串口设置、报警温度设置、数据备份清理等进行操作。
Limits of operation rights differ for different users, and only the system user can perform serial interface setup, warning temperature setup and clear data backup etc.
不同用户可以操作的权限是不同的，只有系统用户才可对串口设置、报警温度设置、数据备份清理等进行操作。
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