Once inside they short-circuited the electronic security.
一旦置入，它们就会使电子安全设施短路。
Passengers are asked to submit their carry-on items for inspection by personnel, electronic security devices and police dogs.
请乘客在进站乘车过程中，主动将所携带物品接受工作人员、安检仪器和警犬的检查；
Installs, maintains and repairs electronic equipment and systems such as audio and visual reproduction equipment, home entertainment systems, computers and electronic security systems.
安装、维护和修理电子设备和系统，如音视频还音设备，家庭娱乐设施，计算机和电子安全系统。
Installs, maintains and repairs electronic equipment and systems such as audio and visual reproduction equipment, home entertainment systems, computers and electronic security systems.
安装、维护和修理电子设备和系统，如音视频还音设备，家庭娱乐设施，计算机和电子安全系统。
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