and feed the source into the collimator, after
which, in accordance with 3.2.4.4.3, record the
readings, and make calculations in accordance
with 3.2.4.4.4, taking into account the
previous
value
of
photon
ionizing
radiation DE.
3.2.4.4.6 The limit of the main relative per-
missible error of DE measurement is assumed
to be the maximum value of the errors
obtained.
140