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Term 1: Term 2:

(subclass RadioEmission RadiatingElectromagnetic) Mid-level-ontology.kif 15781-15781 无线电发射 是 辐射电磁 的 subclass
(subclass Broadcasting RadioEmission) Mid-level-ontology.kif 15786-15786 广播 是 无线电发射 的 subclass


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