ball ironstone

基本解释球状铁矿石

网络释义

1)ball ironstone,球状铁矿石2)Spherical sulfur ore,球状黄铁矿3)spherical magnetite,球状自生磁铁矿4)spherulitic Fe-minerals,球粒状铁质矿物5)SG iron(spheroidal graphite cast iron),球[状石]黑铸铁6)ductile cast iron,nodular cast iron,延性铸铁(球状石墨铸铁)

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