air content
The volume of air voids in cement paste, mortar, or concrete, exclusive of pore space in aggregate particles, usually expressed […]
The volume of air voids in cement paste, mortar, or concrete, exclusive of pore space in aggregate particles, usually expressed […]
In a water piping system near a valve or faucet, a vertical pipe stub which is sealed at the top
A measure of the volume of air supplied to or exhausted from a building (or room); usually expressed in terms
A type of circuit breaker utilized in commercial buildings at medium voltage; the word air refers to the insulating