ETFL缩写的意思

UHVI SA MIL DT&E ST FPA D/R FAS RTCM CL OHC S/P MPI SUV f.i.w. 1PPM AC HPF CVT TVO NB ISSC TFV C/E RC HERMES AMI SLS OX1 SP VRCV MCS c/- M/F HB/L TAP SCR C.I.F.E. TCLU AFR S/O PM SSS EBD CCD BIMCO HAI APC CCL B/N IMC HO ATC ASR f.0.w. MPFI VICS f.i.o.s. VASI TDOP