UA 93電影多問
1. 為何乘客可在機內用手提電話興外界聯絡, 飛機的巡航高度, 理應收不到訊號2. 椅背上的電話乘客又可以隨便使用, 美國的內陸航班有這裏的服務嗎? 免費? 1. Yes, their cell can receive signal.
2. Yes, but it is not free, it's quite expensive indeed. The phone on UA's 757 are installed in the middle seat.
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