hollow block
hollow block
[′häl·ō ′bläk]hollow masonry unit
- heading magnetic
- heading off
- heading off at the pass
- heading-overhand bench method
- heading reference assembly
- headings
- heading select feature
- heading select indicator
- heading side
- headings issues theory/rules applications conclusion
- heading slaved
- heading to a course intercept
- heading to a dme distance
- heading to a radial
- headington committee for development action
- headington institute
- headington quarry morris dancers
- heading true
- heading up
- heading-upward plan position indicator
- heading wall
- head injury
- head injury association of niagara
- head injury behaviour scale
- head injury council of australia