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| 铝钾矾; 钾明矾 (K2SO4 .Al2(SO4)3•24H2O) | |||
| 纤钾明矾; 钾明矾; 明矾; 钾明矶 | |||
| potash alum: 2 phrases in 1 subject |
| Technology | 2 |
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