零排放汽车 ZEV ; zero emission vehicle

放汽阀 escape valve ; steam release valve ; steam escape valve

超低排放汽车 ULEV ; ultra-low emissions vehicle

部分零排放汽车 PZEV

放汽管口 nose-pipe

低排放汽车办公室 Office for Low Emission Vehicles

放汽管 steam discharge pipe

旁通放汽阀 bypass blow-off valve

迟放汽 late release

危急放汽阀 emergency blowdown valve