resin column

例句：

1. 1.The resin column was used to separate the oil from the water.
   树脂柱被用来将油从水中分离出来。
2. 2.The resin column was used to test the quality of the wine.
   树脂柱被用来测试葡萄酒的质量。
3. 3. The resin column was used to remove the impurities from the gas.
   树脂柱被用来去除气体中的杂质。