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R4H
R4H
ScnMaster
short for Routine 4H, a
process
used to relieve ARC
breaks
. The
process
designation was later changed to R3H. For more information see
HCOB
6 Aug. 1968 II, R3H, in
Technical
Bulletins
Volume VIII.
—Grad V Approved 1992 Glossary Upgrade