hollow concrete block
hollow masonry unit
- extended flow control
- extended follow-on production test
- extended forecast
- extended fortran language
- extended fourth-order blind identification
- extended fractal
- extended frame format
- extended frequency range
- extended full program representation
- extended function index register
- extended function set
- extended fund facility
- extended game board
- extended gamma response region
- extended gate field effect transistor
- extended gauge model
- extended gaussian scatterer density model
- extended geminal
- extended generalized lambda distribution
- extended generalized linear discriminant functions
- extended general midi
- extended get regular expression pattern
- extended gibbs conditioning principle
- extended global regular expression print
- extended global regular expressions print