Русско-английский научно-технический словарь
поочерёдно
см. тж. один за другим; по очереди
• The gas should be passed in turn through (1) alkali solution, (2) sulphuric acid, and (3) ...
• The steel is subject to alternate contact with oxygen and water.
• By alternately starting and stopping the machine ...
• In such processes the iron oxide is alternately subject to absorption and regeneration.