HD缩写的意思

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