| (subclass InternalCombustionEngine Engine) | Mid-level-ontology.kif 1760-1760 | 子類 內燃機 and 發動機 |
| (subclass GasolineEngine InternalCombustionEngine) | Mid-level-ontology.kif 23600-23600 | 子類 汽油發動機 and 內燃機 |
| (subclass DieselEngine InternalCombustionEngine) | Mid-level-ontology.kif 23611-23611 | 子類 柴油發動機 and 內燃機 |
| (subclass ContinuousCombustionEngine InternalCombustionEngine) | Cars.kif 85-85 | 子類 ContinuousCombustionEngine and 內燃機 |
| (subclass Turbine InternalCombustionEngine) | Cars.kif 90-90 | 子類 渦輪 and 內燃機 |
| (subclass IntermittentCombustionEngine InternalCombustionEngine) | Cars.kif 91-91 | 子類 IntermittentCombustionEngine and 內燃機 |
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