gray cast iron

短语词组

短语

• Gray cast iron bars 灰铸铁棒
• boron gray cast iron 硼灰铸铁
• gray cast iron composites 灰铸铁复合材料
• earth gray cast iron 稀土灰口铸铁
• alloying gray cast iron 合金灰铸铁
• Gray cast iron valves 灰口铸铁阀
• permanganic gray cast iron 高锰灰铸铁
• gray cast iron HT250 HT250 灰口铸铁
• Gray cast iron casting 铸铁
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