PTR缩写的意思

W.C. N/U ID APC BBQ d/w acc.cop. PA Bk. CBL gym bldg. bend ACG GPH A/W s.c. UL CP dz PZG MW TM EO VLP QFII P. XS IB DS BDL Lab IAC WMP o/a WTS RM eo ESL AISI fxd USG DEV NomCom vac P/T TAM B.J.P.I.S n.e. q.v. LIM PP ac Snafu CBF LPH prev PF MIL MSG