The ends of the thermocouple are heated by steam and cooled by ice-water in the small containers on the tripods.
(The ends of the thermocouple; are heated; by steam) (The ends of the thermocouple; cooled; by ice-water in the small containers on the tripods)
The ends of the thermocouple The ends of the thermocouple
are heated cooled
by steam
by ice-water in the small containers on the tripods