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Male electrical engineer wearing helmet and mask uses screwdriver check the safety sensor connector outside the telecommunication tower control cabinet and uses smartphone the maintenance team reports
Electronic worker man wearing mask, skilled control system, control cabinet, station, signal tower. Telecom uses a laptop to check the telecommunication circuit board system.
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Silhouette of the engineers look at the telecommunication poles planned to be built at sunset time.
Male engineer uses a smartphone to connect to a 5G network,working in the field near a telecommunication tower that controls cellular electrical installations : Telecom modern communication technology

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