1) high-purity superfine activated SiO_2 powders
高纯超细活性SiO2微粉
2) Highest degree pure and super-fine powder SiO 2(silica)
高纯超细SiO2
3) super pure and super-fine powder
高纯超细粉
4) preparation of high purity ultrafine particles
高纯、超微细粉体制备
5) highly pure and superfine powder
高纯超微粉
1.
The highly pure and superfine powder Al_2O_3,a new kind of function material in terms of scientific research,produc- tion and application is introduced in this paper.
从科研、生产和应用诸方面介绍高纯超微粉 Al_2O_3 是一种新的功能材料,它的开发应用,具有深远意义。
6) Super-fine SiO_2 powder
超细SiO2粉
补充资料：细活
1.精致的活计。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条