Experience with Airmelt investment cast steel alloys with high FPI and X - ray requirements.
有关于大气熔炼浇注那些有高FPI和 X 光要求的铸钢件经验.
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Food processing industry ( FPI ) is one of the most important sectors within China national economy.
食品加工业是我国国民经济中的重要部门之一.
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