单词	heavy drawn lead
释义	heavy drawn lead 重拉制铅
随便看	hydrogenation furnace hydrogenation gas chromatography hydrogenation gases hydrogenation method hydrogenation of coal hydrogenation of tar hydrogenation plant hydrogenation reaction hydrogenation reaction chamber hydrogenation reactor hydrogenation reactor of pyrolysis gasoline hydrogenations hydrogenation sites hydrogenation solvent hydrogenation tank hydrogenation taste hydrogenation unit hydrogenation vessel hydrogenative hydrogenative cleavage hydrogen atmosphere hydrogen atom hydrogen atomic clock hydrogen atomic oscillator hydrogen atomic welding 121323454 121324121 121324125 121324134 121324144 121324153 12132511 121325111 1213251*12 121325115 18482 18483 18484 18485 18486 18487 18488 18489 18490 18491