气体再热器

exhaust gas【环境】;off-gas【环境】[专业]炼油时产生的\ntail gas【油气】;vent gas【环境】

gas-filled lamp

liquified gas density meter

exploitative engineering of offshore petroleum-gas reservoir【油气】

jet-propulsion plants having more than one gas turbine

Gas Plasma Etcher “Plasma Reactor”

Schilling's specific gravity gas

extremely high-speed gas dynamics【流】