After reaction the catalyst must be

After reaction the catalyst must be separated from the mother liquor and thickened catalyst slurry will be recycled to the reaction.

Results (Chinese Traditional) 1:

反應後催化劑必須分開母液和加厚的催化劑漿料將被回收到的反應。

Results (Chinese Traditional) 2:

反應後的催化劑，必須從母液中分離出來，並增稠催化劑漿料將被循環到反應中。

Results (Chinese Traditional) 3:

反應後，催化劑必須與母液分離，並將濃縮的催化劑漿回收到反應中。