Using your cell phone's speaker or connecting a wired headset - while keeping the handset away from your body - drastically reduces radio frequency exposure – Chinese translation

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Using your cell phone's speaker or connecting a wired headset - while keeping the handset away from your body - drastically reduces radio frequency exposure

手机通话时使用扬声器或有线耳机，并使手机尽量与身体保持距离，能有效减少辐射

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