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Term 1: Term 2:

(subclass Multipole Model) engineering.kif 315-315 多极 是 模型 的 subclass
(subclass Twopole Multipole) engineering.kif 478-478 双极 是 多极 的 subclass
(subclass Fourpole Multipole) engineering.kif 587-587 Fourpole 是 多极 的 subclass


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