discoloration
短语词组
- Discoloration effect 退色傚應;變色傚應
- Tetracycline Discoloration 四環素引起的牙齒變色
- blue discoloration 青變;發藍變色
- food discoloration 食品變色
- Discoloration Garnet 變色石榴石
- greenish discoloration 綠色變色症
- preventing discoloration 防變色
- catalysis discoloration 催化褪色
- discoloration mechanism 變色機理 返回 discoloration