DF-3A [SEP] service entry
What year was the service entry date for DF-3A? What year was DF-3A commissioned? Which was the official year for the approval of DF-3A? What year was DF-3A made? What was the year DF-3A entered service? What year did DF-3A come into use? In which year was the service entry date for DF-3A? What year was DF-3A introduced? In what year did DF-3A enter service? What year is DF-3A associated with?
1971
-1
Section::::Abstract.
DF-3A
9065202