反吹是一个汉语词语，是指一般是在有切换阀的色谱仪中发生的动作,目标组分进入分析柱,非目标组分经过放空口放空。
n. blowback
misc. back flushing
展望了氮气脉冲反吹清灰系统的应用前景。
It forecasts application prospect of the nitrogen pulse back blow dedusting system.
分析了目前聚乙烯料仓反吹风系统的设置情况。
Setting condition of reverse wind system in polyethylene materials storehouse have been analyzed.
给出了反吹效率的定义，对再生效果进行了简要评价。
The reversal efficiency was defined and the regeneration effect was also evaluated.
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