Meaning of 引換券替 in Japanese

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Definition of 引換券替

けん(ken) 【券】

(n, n-suf) ticket; coupon; bond; certificate
この券は２週間有効です。
This ticket is good for two weeks.

かわる(kawaru) 【替わる ·代わる ·換わる ·替る ·代る ·換る】

(v5r, vi) to succeed; to relieve; to replace
ジムは、ベティーにかわって手紙を書いた。
Jim wrote the letter for Betty.
to take the place of; to substitute for; to take over for; to represent
to be exchanged; to change (places with); to switch

ひきかえ(hikikae) 【引き換え ·引換え ·引き替え ·引替え ·引換】

(n) exchange; conversion
彼はお金と引換に切符を受け取った。
He received a ticket in return for the money.
on the contrary; on the other hand