It is the first time in china to set the speed increase gears form in the new compressor and to adopt several new techniques including the condenser with oil - separator built - in , jet exhauster and electrical expansion valve used to supply liquid for the flooded evaporator in the unit 本壓縮機(jī)在國(guó)內(nèi)首次采用了帶增速齒輪的形式,冷水機(jī)組在國(guó)內(nèi)內(nèi)首次采用了內(nèi)置油分冷凝器、引射器和電子膨脹閥對(duì)滿液式蒸發(fā)器供液等新技術(shù)。