split caustic treatment

例句：

1. 1. The team split into two groups for the game.
   队伍分成两组参加比赛。
2. 2. The company decided to split its operations between two cities.
   公司决定将其业务在两个城市之间划分。
3. 3. The government split the population into different classes based on wealth.
   政府根据财富将人口划分为不同的阶层。