Florida E911 Public Safety logo 佛罗里达E911公共安全
e911
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Under a federal mandate known as E911, they had to upgrade their networks to ensure that anyone dialling the 911 emergency number could be located to within 100 metres.
遵照一条叫做E911的联邦法令，他们要升级服务网络，确保能找出任何拨打911呼救电话的人所处的位置，误差不超过100米。
youdao
All callers may access the Network Extender for emergency (E911) calls.
FORBES: Verizon's Wireless Network Extender: No Control Over Who Gets Access But You Get to Pay the Cost
E911是美国移动运营商为手机用户提供紧急求助服务，即提供呼叫者的位置以便及时救援。
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