?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |茨真空泵_造纸机配套设备系列_-巩义市科发造纸备厂
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Ƣ迎q入巩义市科发造纸备厂官方|站Q?/h2>

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|茨真空泵(Uͼ|茨泵)是指泵内装有两个相反方向同步旋{的叶形{子,转子间、{子与泵壳内壁间有l小间隙而互不接触的一U变容真I܇?/p>

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