【生活】燃料气与空气混合阀门【运输】气体混合阀

gas hourly space velocity

jet-propulsion plants having more than one gas turbine

gas socket, quick-acting pipe coupling with cut-off apparatus

exhaust steam preheater, waste gas feed heater

centrifugal gas cleaner

tungstun-inert-gas arc welding

feed-water preheating with exhaust steam and smoke gas

gas-discharge lamp, transforming the wave length by luminescent material