近几年,我国缝纫机工业发展很快。1979年全国家用缝纫机年产量仅540万架,1982年达到1,300万架。社会拥有量已由1979年的近4,000万架,上升为1982年的7,000万架。目前全国年生产能力已达到2,000万架左右,从1982年下半年开始,除几大名牌产品外,其它牌号出现了滞销积压现象。因此,对缝纫机 In recent years, China’s sewing machine industry has developed rapidly. In 1979, the annual output of domestic household sewing machines was only 5.4 million, and in 1982 it reached 13 million. The social possession has increased from nearly 40 million in 1979 to 70 million in 1982. At present, the annual production capacity of the country has reached about 20 million. Starting from the second half of 1982, with the exception of several brand-name products, there is a phenomenon of unsold sales of other brands. So, on the sewing machine