в течение
см. тж. в процессе; во время; на протяжении
• Stirring is continued during (the course of) the reaction.
• The decrease in neutral atom concentration during the course of the pulse ...
• Many thousands of major earthquakes are likely to occur in the course of a few million years.
• The outflow of Gulf Stream water over the course of a year ...
• This holds the swept signal constant throughout each sweep period.
• Most valves are assembled and shipped within two to four weeks.
• The light output of some quasars has been observed to change significantly in a matter of days.
• Over (or During) a period of several decades the group experimented with the infusion of fats.
Источник:
Русско-английский научно-технический словарь
на Gufo.me