please tell me.I don’t know.

These acornyms are not SAP acronyms but relate to implementing any computerized system in Pharmaceutical or biotech industries that may may have a GMP (good manufacturing practices) impact.

CSV – Computer System Validation
FRS – Functional Requirements Specification

other common ones that you may encounter:
URS – User requirements Specifications (note xRS generally will refer to some requirement Spec.)
GMP – see above
GAMP – good automated Manufacturing process
IQ, OQ, PQ – installation, operational, and performance qualification
SDLC – software Development life cycle
MVP – master validation Plan
TM – traceability matrix
QSR – quality system requirements

Hope that helps.