您要查找的是不是：
- Cu-Ni-Sn系合金 Cu-Ni-Sn alloys
- 系 system
- Cu-Cr-Zr系合金 Cu-Cr-Zr system alloys
- Ni-Ti-Ta系合金 Ni-Ti-Ta alloy
- 院系 department
- Cu-Ni-Sn-P薄带钎料 Cu-Ni-Sn-P brazing ribbons
- 系上 to buckle up
- 系带 chalaza
- Cu-Cr-Sn-Zn合金 Cu-Cr-Sn-Zn alloy
- 中文系 department of Chinese language and literature
- 菜系 style of cooking
- Zn-Ni-Sn三元合金 Zn-Ni-Sn ternary alloy
- Cu-Ni-Sn-P箔带钎料 Cu-Ni-Sn-P brazing ribbons
- 阿拉铝硅系合金 alar
- Cu-Ni合金 Cu-Ni alloy
- 铝硅系合金 Alminal
- 无铅合金Sn-Ag-Cu Sn-Ag-Cu lead-free alloy
- 变形铝－硅系合金 wrought aluminium-silicon alloy series
- 非晶Cu-Ni-Sn-P薄带钎料 amorphous Cu-P filler metal
- 变形铝－镁系合金 wrought aluminium-magnesium alloy series
