D/R缩写的意思

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