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- Ti-Al-TiO2系Ti - Al - TiO2 system
- TiO2系压敏陶瓷TiO2 system varistor ceramics
- 系system
- SiO2-TiO2系玻璃SiO2 -TiO2 glass
- BaO-Ln203-TiO2系BaO-Ln2O3-TiO2 system
- Ce-Nb-TiO2系压敏电阻Ce-Nb-TiO2 based varistor
- 院系department
- 系上to buckle up
- 系带chalaza
- Al-Al2O3/TiO2Al-Al2O3/TiO2
- 中文系department of Chinese language and literature
- 菜系style of cooking
- Ca-TiO2-Al体系Ca-TiO2-Al system
- 系的phyletic
- 科系department
- Ti-Al-TiO2-CuO体系Ti-Al-TiO2-CuO system
- 系动词copula
- Al-Ti-TiO2-Nb2O5体系Al-Ti-TiO2-Nb2O5 system
- 全系holophyly
- 外语系department of foreign languages
