贵州无人机高效除冰高压线，科技提升作业安全

Group 1 - The core viewpoint of the article highlights the use of drones in efficiently de-icing high-voltage power lines in Guizhou, which enhances operational safety compared to traditional methods [1] Group 2 - Previously, without drones, the de-icing process required human intervention, which was not only dangerous but also less efficient [1] - The introduction of technology, specifically drones, has significantly transformed the operational landscape, improving both safety and efficiency in high-altitude tasks [1]