OS缩写的意思

MLTG AT CGA RB ult. M/V CPI FRT QCM FAT MPC D.B IBRD DECD REP MBF MSRP DDB O/R TQM PMP o. A.F. AM IFC c.b. CED LOF IPPA CSO abm PPM HSBC CPU BSP NTMs a.w. DBA OPM3 MIGA QTIB VER PI LPM WW WFM IAF coc LCL/FCL IAS FCA C.A. CI E2E C2C BB NEDM SOP cum.pref. JS