Similar to 周髀算経
Forth
Forth (programming language)
Fortran
Fortran
FPGA
Field-programmable gate array
FPU (放送)
Microwave transmission
Free Pascal
Free Pascal
XF5U (航空機)
Vought XF5UF7U (航空機)
Vought F7U Cutlass
Available on 
JapaneseClass.jp
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