金属自吸泵

NAIFUSHIZIXIBENGFENWEIBUXIUGANGZIXIBENGHEFUSULIAOZIXIBENG，JUYOUZIXIGONGNENG，KESHUSONGRENYINONGDUDEFUSHIXINGYETI，QIDONGQIANXIANZAIBENGQIANGNEIGUANMANYETI，QIDONGHOUYELUNGAOSUXUANZHUANSHIYELUNCAODAOZHONGDESHUILIUXIANGWOQIAO，RUKOUXINGCHENGZHENKONG，SHIJINSHUINIZHIMENDAKAI，XIRUGUANNEIDEKONGQIJINRUBENGNEI，BINGJINGYELUNCAODAODAODAWAIYUAN。