第二讲家用电冰箱的选购§1——冰箱的分类冰箱按制冷方式可分为电机压缩式、电磁压缩式、吸收式和半导体式等四种。其中使用较多的是电机压缩式与吸收式,尤其是压缩式。全世界每年生产约4,000万台冰箱中,90%以上是电机压缩式。国产冰箱中绝大部分也是电机压缩式,而且多是采用曲柄导管式压缩机,目前,北京、沈阳、天津等地产品配用国产压缩机,上海、广州、苏州等地产品配用进口压缩机。 The second home refrigerator purchase § 1 - the classification of the refrigerator According to the refrigeration system can be divided into motor compression, electromagnetic compression, absorption and semiconductor and other four. Which use more is the motor compression and absorption, especially compression. More than 90% of the world’s production of about 40 million refrigerators annually is motor compression. At present, most of the domestically produced refrigerators are also motor compressors, most of them are crank-type compressors. At present, products equipped with domestically produced compressors in places such as Beijing, Shenyang and Tianjin are used in compressors imported from Shanghai, Guangzhou and Suzhou. .