The main factors which affect the efficiency of de hydrogenation of molten steel are as follows:rotating speed of lance, gas flow, treating time and structure of lance head etc.
影响微气泡脱氢效果的主要因素有：旋转喷枪的转速、供气量、喷枪枪头结构和处理时间等。
Two forced oxidation devices of flue gas desulfurization in power plants are introduced, including fixed air sparger(FAS) and agitator air lance assemblies(ALS).
介绍了两种不同的湿法脱硫强制氧化装置：固定式空气喷射器强制氧化装置和搅拌器、空气喷枪组合式强制氧化装置。
The lance has a hood that directs both a flow of liquid cryogen and a flow of vaporous gas toward the metal surface.
所述喷管具有朝金属表面引导液体制冷剂流和蒸气流的罩盖。
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