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經(jīng)營范圍:羅茨鼓風(fēng)機(jī)及配件,羅茨真空泵及配件,離心風(fēng)機(jī)及...

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山東正和羅茨鼓風(fēng)機(jī)的特點(diǎn)1.正和三葉羅茨鼓風(fēng)機(jī)噪音低、風(fēng)機(jī)進(jìn)、排氣口采用螺旋形狀,使進(jìn)、排風(fēng)過程按螺旋線的方向循序切入,避
2016-11-23
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