feeder head with Washburn core

基本解释缩颈冒口

网络释义

1)feeder head with Washburn core,缩颈冒口2)exothermic breaker core,发热性缩颈砂心(冒口用)3)thin neck riser,细颈冒口4)riser neck,冒口颈5)emits to repair,冒口补缩6)shrinker['ʃriŋkə],防缩冒口

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