编码描述:crucibles, containing by weight more tham 50% of alumina (al2o3) or of a mixture or compound of alumina and of silica (sio2), other than those of siliceous fossil meals or of similar siliceous earths 编码来源:中国台湾原始海关数据 产品标签: al2o3,hose,ore,alumina,mixture,fossil,compound,gh,meal,crucible