Weak current College】 【HVAC professional English comparison (2) --- Power By】 【China power house network.

B
back-flowpreventer|| Backflow device
backpressureofsteamtrap|| Condensate back pressure
Over pressure backwater backpressurereturn
backgroundnoise|| Background noise
backplate|| Baffle
bagfiller|| Bag type dust collector
baghouse|| Bag type dust collector
barometricpressure|| Atmospheric pressure
basicheatloss|| Basic heat consumption
hendmuffler|| Muffler elbow
bimetallicthermometer|| Double metal thermometer
blackglobetemperature|| Black bulb temperature
blowoffpipe|| Sewage pipe
blowdown|| Sewage pipe
boiler|| Boiler
boillerhouse|| Boiler room
boilerplant|| Boiler room
boilerroom|| Boiler room
booster|| Pressure pump
branch|| Branch pipe
branchduct|| (Ventilation) branch
branchpipe|| Branch pipe
buildingenvelope|| Envelope
buildingflowzones|| Building air area
buildingheatingentry|| Thermal entrance
Bulkdensity ||,, <,SPANclass=bodytext> packing density
bushing|| Bushing
butterflydamper|| Butterfly valve
by-passdamper|| Air heater, insist the bypass valve
by-passpipe|| Bypass tube