白口生铁
white pig iron
pig-iron mottled
柏思麦生铁
bessemer pig iron
Bessemer iron
beryllium-nickel
斑生铁
mottled pig iron
mottled [pig] iron
赤铁矿生铁
hematite iron
Hematite pig iron
Hematite
低磷生铁
low phosphorus iron
low phosphorus pig iron
hematite iron
低碳生铁
low carbon pig iron
low-carbon pig iron
地方生铁
Local pig irons
Local Pig iron