countercurrent
1) контрток 2) противоток 3) противоточный ∙ — countercurrent cooler — countercurrent flotation — countercurrent process — countercurrent tower противоток
1) контрток 2) противоток 3) противоточный ∙ — countercurrent cooler — countercurrent flotation — countercurrent process — countercurrent tower противоток