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flag China deploys helicopter system for underground mapping in high-altitude railway project.

flag China has developed and deployed its first helicopter-borne geophysical detection system for a high-altitude railway project. flag The system uses sensitive magnetic sensors to map underground features like faults, fractures, groundwater, and mineral deposits in harsh environments. flag Over two months, researchers conducted over 30 flights, covering more than 5,000 kilometers, marking a significant advancement in engineering and resource exploration technology.

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