military machine vs Section Eight

military machine and Section Eight both are nouns.

Word	Noun	Adjective	Verb	Adverb
military machine	Yes	No	No	No
Section Eight	Yes	No	No	No

military machine (noun)	Section Eight (noun)
the military forces of a nation	a discharge from the US Army based on unfitness or character traits deemed undesirable
	a soldier who received a Section Eight discharge as unfit for military service