在钢铁生产中已脱出的磷重新返回金属中的现象，使成品钢中含磷量往往比冶炼终了时钢水含磷量高 转炉炼钢时在接近终点时钢水磷含量回升，一般原因是磷平衡条件改变，导致渣中已被氧化的磷又回到钢液中。
联动处理中出现了回磷现象。
There is the phenomenon of returning phosphor during the linkage treatment.
由此提出在转炉下渣条件下，控制钢包渣光学碱度来控制回磷的几点措施。
Therefore, the several rephosphorization prevention methods are put forward by slag optical basicity control when the som…
研究结果表明，采用微絮凝-纤维过滤可对磷进行有效去除，能够满城市污水再生高级回用对磷指标的要求。
Results showed that phosphorus was effectively removed with micro-flocculation fibre filter, which can meet phosphorus requirement on advanced reuse of municipal wastewater regeneration.
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