| 释义 |
〔dumortierite〕A glassy pink, green, violet, or blue aluminum borosilicate mineral, Al8BSi 3O 19OH, used in spark-plug ceramics and as imitation lapis lazuli. 蓝线石:一种玻璃状的粉,绿,紫或蓝色硼硅铝酸盐矿物,组成为Al8BSi 3O 19OH,用于火花塞制陶及用作仿天青石 〔aluminate〕A chemical compound containing aluminum as part of a negative ion.铝酸盐:一种化合物,铝作为负离子部分包含于其中 |