Hz缩写的意思

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