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Term 1: Term 2:

(subclass Shaft EngineeringComponent) engineering.kif 771-771 工程组件subclass
(subclass Crankshaft Shaft) Cars.kif 335-335 Crankshaftsubclass
(subclass Camshaft Shaft) Cars.kif 1647-1647 Camshaftsubclass
(subclass Driveshaft Shaft) Cars.kif 2319-2319 Driveshaftsubclass
(subclass SteeringColumn Shaft) Cars.kif 3980-3980 SteeringColumnsubclass


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