abstract individual的用法和樣例：
例句
- Individual cells are assembled into what are called stacks.
多個(gè)單電池單體組合起來(lái)，則成為所謂的電池組。 - Abstract A series of polyester type and polyether type self mulsifying polyurethane were pre-pared by taking dihydoxylmethylopropionic acid as hydrophilic monomer.
摘要用二羥甲基丙酸作為親水單體，分別合成了聚醚型和聚酯型的水性聚氨酯，并進(jìn)行各種性能比較。
