由截线及杠杆定律分析可知，低碳铁素体成核并长大，剩下含碳量高的奥氏体。
Tie-line and level-law calculations show that low-carbon ferrite nucleates and grows, leaving the remaining austenite richer in carbon.
为了从高含硅、含铁等的氧化锌矿中提取锌，设计了低酸浸出、针铁矿除铁并脱硅提锌的新工艺。
To extract zinc from high si and Fe zinc oxide ore, a new process consisting of low acid leaching, iron removal and desilication was developed for zinc extraction.
在给宝宝做松饼或者面包时加一些上面所列的富铁谷类，可以把这些谷类与小麦粉(含铁相当低)混合。
Bake muffins or bread for baby using the iron rich grains listed above - try mixing the flour from these grains with wheat flour, which is fairly low in iron.
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