（1）一機(jī)多管作業(yè)，本機(jī)裝有三套抽氣頭，可單獨(dú)或并聯(lián)使用。
（2）噪音小，移動(dòng)方便。
（3）無污染，本機(jī)箱體為聚氯乙稀塑料，外殼采用不銹鋼和冷板靜電噴塑殼兩種。

（3）主機(jī)泵體，葉輪分水器，為不銹鋼材質(zhì)。　This Pump is of jet pump with circulating water asworking liquid and designed by negative pressure produced from spraying liqunid .It is ar new vacuumair pump, which can provide with circulating cooling water to the reaction of device at same time. The pump has the advantages lf unuse oil,non-pollrtion corrosion resisting, lower noise and easy movement, one machine with multi-usage.
（1）One machine with multi-pipe operation, Where three sets of air exhaustor are fixed and used independently or parallelly.
（2）Lower noise,Convenient movement.
（3）Non-pollution,The pump body is made of polyvinyl chloride （pvc）plastics,and the onter cover is of cold-rolled steel plate with backing finish.