Analyzing actuality and disadvantage in barn aeration design, author suggests generalizing round-type barn and aeration in upright with machine.
通过对粮仓通风设计现状及弊病的分析,笔者建议推广圆型粮仓采用机械立式通风。
2
DZQ series vacuum packing machine is semi-automatic vacuum packaging equipment. Order the assumed processes of vacuum extraction, sealing, printing, cooling and aeration.