1984年12月25日由浙江省机械工业厅委托台州地区工办主持下鉴定通过了由温岭化机厂与西安交大压缩机教研室联合研制的 DL1222型喷油单螺杆制冷压缩机,参加鉴定会的有省机械工业厅、省石化厅、省制冷学会第二学组、西安交大、上海机械学院等28个单位43位代表。 December 25, 1984 Zhejiang Machinery Industry Department commissioned by the Office of Taizhou workers under the auspices of the approved by the Wenling Machinery Factory and Xi’an Jiaotong University Compressor Research Institute jointly developed DL1222 type injection single screw refrigeration compressor to participate in the identification of the Provincial Machinery Industry Office, Provincial Department of Petrochemical, Refrigeration Institute of the second group, Xi’an Jiaotong University, Shanghai Mechanical Engineering, 28 units 43 representatives.