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- nm级SiO2溶胶 nanometer SiO2 sol
- 纳米级SiO2 nano-silica
- SiO2溶胶 SiO2 sol
- 在直径为 35mm的小型流化床中考察了纳米级SiO2 颗粒 (商品牌号R972 )的床层塌落行为 . The collapse behavior of nano-particle SiO 2(R972)is investigated in a 35 mm diameter fluidized bed. This powder can be easily and uniformly fluidized via self-aggregation.
- TiO2-SiO2溶胶 TiO2- SiO2 sol
- 大学英语四级 College English Band 4
- 以正硅酸乙酯为原料,乙醇为溶剂,盐酸为催化剂制备了SiO2溶胶封孔剂。 SiO_2 sol sealing agent was prepared from tetraethoxysilane(TEOS)by ethyl alcohol as solvent and hydrochloric acid as catalyst.
- 船级 ship' classification
- 第二级 secondary
- 大学英语六级考试 CET-6 [College English Test, Band Six]
- 第一级 first step
- 工业级 technical grade
- 大学英语六级 College English Test
- 第三级 Tertiary (system)
- ZrO2／SiO2复合溶胶 ZrO2/SiO2 composite sol
- 五级 Pyatyi
- 院级 institute-level
- 单级 single stage
- 四级英语 English Band 4
- 六级英语 English Band 6
