ladle preheating

基本解释桶预热

网络释义

1)ladle preheating,桶预热2)ladle preheater,浇桶(斗)预热器3)Prelimer,预灰桶4)insulated ice bucket,隔热冰桶5)the bottom of the preventive heat tube,阻热桶底板6)dosing tank for hot water,热水定量桶

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