短語(yǔ)詞組短語(yǔ)refractory concrete block 耐火混凝土砌塊refractory fireclay block 粘土耐火磚refractory y concrete block 耐火混凝土砌塊carbon refractory block 碳素耐火磚castable refractory block 水硬性澆注耐火材料砌塊refractory fire clay block 耐火粘土砌塊carbon n refractory block 碳素耐火磚non -refractory ceramic flue block 非耐火陶瓷用道磚refractory y fire clay block 耐火粘土砌塊 返回 refractory block