noun, noun or participle which takes 'suru', intransitive verb
boarding a warship; serving on a warship
Refers to the act of going aboard a military vessel or being assigned to serve on one. Used as a noun or with する as an intransitive verb.
新たな乗組員が乗艦した。
New crew members boarded the warship.
彼は護衛艦に乗艦している。
He is serving on a destroyer.
noun
warship one serves on
Refers to the specific military vessel on which a person is stationed or serves. Often used in formal or naval contexts.
彼の乗艦はイージス艦だ。
His warship is an Aegis destroyer.