written request; requisition
request for budgetary appropriations
partial-attribute-request
overriding necessity; absolute requirement; an absolute must
originator requested alternate recipient
ARQ; Automatic Repeat reQuest
Automatic Request for Repetition; ARQ
biochemical oxygen demand; BOD
non-receipt notification request indication
request for forwarding address; PD PR
receipt notification request indication
dialogue establishment request outstanding
chemical oxygen demand; COD
requester; requesting SS user
handshake request outstanding