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由西安交通大学与陕西胜利机械厂共同研制的W X-0.85/4型涡旋式空气压缩机,于九月七日在西安通过国家级鉴定。这种涡旋式空气压缩机与往复活塞式压缩机相比,容机效率及绝热效率可分别提高
The WX-0.85 / 4 scroll air compressor jointly developed by Xi’an Jiaotong University and Shaanxi Shengli Machinery Factory passed the national appraisal in Xi’an on September 7. This scroll air compressor and reciprocating piston compressor compared to machine efficiency and adiabatic efficiency can be increased