其他的设备，例如儿童显示器，电视遥控器，无线电话也可以进行干扰。
Other devices in the home, such as baby monitors, TV remotes and cordless phones can also cause interference.
系统显示采用了点阵式液晶显示器，增益曲线现场可编程，并带有遥控功能。
The system uses dot matrix liquid crystal display . and the gain Curve is field programmable with a remote controller in the system.
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