当按下话音按钮开关时，VHF仍工作于接听状态。
When pushing button in handset, the VHF still works in receiving function.
提供一种按钮开关用弹性部件，当按下按钮开关时可以得到柔和的触感。
An elastic member for a pushbutton switch, providing soft tactile sensation to the operator when it is pushed down.
提供一种按钮开关用弹性部件，当按下按钮开关时可以得到柔和的触感。
An elastic member for a pushbutton switch, providing soft tactile sensation to the operator when it is pushed down.
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