When the carrier gas is recirculated for reuse, surprisingly air is preferred as the source of such gas, especially for reactive hot DRI.
当载气被循环重新使用时，空气被意外地优选用作这种气源，特别是对于具有反应性的热的DRI。
The vaporized ethylene fraction is recirculated to the raw gas compressor.
将蒸发的乙烯馏份再循环至原料气体压缩机。
By this method, the ammonia gas released from decomposition can be recirculated for producing ammonium nitrate or others.
这种方法，分解放出的氨气，可循环用以生产硝酸铵或作其它用途。
By this method, the ammonia gas released from decomposition can be recirculated for producing ammonium nitrate or others.
这种方法，分解放出的氨气，可循环用以生产硝酸铵或作其它用途。
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