单词	ballast channel plate
释义	ballast channel plate 道碴槽板
随便看	electrical drawworks electrical drill electrical drilling machine electrical drive electrical drive control electrical drive control scheme electrical driven electrical-drive pump electrical drivered electrical drives electrical driving electrical drying electrical drying furnace electrical drying oven electrical dust collector electrical duster electrical dust precipitation electricaldustprecipitator electrical dust precipitator electric al dust precipitator electrical dust removal electrical dyadic green function electrical dynamometer electrical ear electrical echo