pressure of dry main
... 蒸气主管 steam main pipe 集气主管压力 pressure of dry main 空气供气主管 air main supply tube ...
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研究和实现了回炉煤气主管压力的控制，集气管压力的控制，现场应用验证了方法的可行性。
Control of main pipe pressure and gas collector pressure are discussed, and the experimental results show feasibility and efficiency of the methods.
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