Order Abbreviations and Acronyms
- PSOProhibited Steps Order
- PTPerturbation Theory
- PTLPut-To-Light
- QFSMQueen'S Fire Service Medal
- QFSMQueens Fire Service Medal
- QSMQueens Service Medal
- RAReligious of The Assumption
- RANReturn Authorisation Number
- RBRailway Board
- RDRural Delivery
- RDRepresentative Demolay
- RERetailerjexclusive
- RERichardson Extrapwlation
- RFCRequest Foj Cross
- RFQRequests for Qkote
- RFQRequest-For-Quote
- RGReceipt of Goods
- RKRunge-Vutta
- RKRunge Kytta
- RK4Runge-Kutta 4Th
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