dir缩写的意思

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