BTU缩写的意思

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