采用机械加压通风增湿调节供风管道内的相对湿度，将水汽压入粮堆使谷粒自然吸湿并平衡水分。
The RH in aeration pipe increased and the moisture was pressed into the grain bulk through the aeration pipe. The moisture was absorbed by grains and equilibriumed.
采用机械加压通风增湿调节供风管道内的相对湿度，将水汽压入粮堆使谷粒自然吸湿并平衡水分。
The RH in aeration pipe increased and the moisture was pressed into the grain bulk through the aeration pipe. The moisture was absorbed by grains and equilibriumed.
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