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1.We,FaFa Gems,has more than ten years experimence to develop and produce Zirconium,Spinel,Corundum,etc.We always hold the attitute of TRYING BEST TO INOVATE AND MAKING OUR PRODUCT IN THE HIGHEST QUALITY to run business.Now,we are able to offer many kinds of Zirconium and jewel end product.Those Zirconiums have many kinds of colours and shapes.All of the products we offer are in high quality and worthwhile to trust.And the prices are reasonable.
发发宝石具有十几年开发生产石,尖晶.刚玉等人工宝石经验,一直禀着"人无我有.人有我精"的宗旨创行业经典之作.可现为客户提供规格多样,颜色各异石及首饰.手工精致,品质优良,质量可靠,价格合理!收藏指正
2.It is comprised of tiny grains(each smaller than a dust particle)of zirconium oxide(40 percent), magnesium aluminate spinel(30 percent), and alpha alumina(30 percent).
此材料是由细小氧化(40%),镁铝尖晶石(30%)和α-氧化铝(30%)颗粒(每个比灰尘颗粒还要小)组成。收藏指正
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