耐火材料英汉、汉英词典 ... stopper-end [涵义:塞头砖] stopper-monoblock [涵义:整体塞棒] stopper-monoblock with porous plug [涵义:带透气塞的整体塞棒] ...
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stopper-monoblock with porous plug 涵义带透气塞的整体塞棒
Monoblock stopper 整体塞棒
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