special comb filter

例句：

1. 1. The special comb filter in the lab is used toseparate different types of pollen.
   实验室里的特制梳子过滤器用来分离不同类型的花粉。
2. 2.The special comb filter was designed toremove impurities from the water beforeit was filtered through a membrane.
   这种特殊的梳子过滤器设计用来在水通过膜过滤之前去除杂质。
3. 3. The specialcomb filter was usedto catch small particles that mightotherwise pass through the filter.
   这种特殊的梳子过滤器被用来捕捉那些可能通过过滤器的小颗粒。