absolute refractory period 绝对不应期...zircon refractory 锆质耐火材料...acid refractory material 酸性耐火材料...clay-graphite(refractory)products 粘土石墨制品...acid refractory 酸性耐火材料...refractory a.不听话的,执拗的,难治疗的...carbon refractory 炭砖...rare refractory metal 难熔稀有金属...refractory mortar 耐火泥...super-duty refractory 特级耐火材料...basic refractory 碱性耐火材料...basic refractory materials 碱性耐火材料...neutral refractory materials 中性耐火材料...refractory concrete 耐火混凝土...refractory deposition 耐火层...refractory period 不应期...refractory cement 耐火水泥...neutral refractory 中性耐火材料...semi-acid refractory 半酸性耐火材料...refractory alloy 耐火合金...refractory patching mixture 耐火修补料...
交流互动
发表言论