The refractory insulating bricks were produced , taking alumina, soft clay, cyanite al as raw materials.以工业氧化铝 、 结合粘土 、 蓝晶石等为原料,应用聚苯乙烯球烧先注和可塑成形法研制成功了耐火隔热砖....
A volcano spouts flame and lava.火山喷出火焰和岩浆.The main square has a fountain that spouts water 40 feet into the air.主广场有个喷泉,能将水喷射至40英尺高的空中。The fountain spouts water into the air.喷泉的水喷入空中....