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美国讯(?)(?)根据美国塑料工业协会塑料机械分会提供的数字,1991年美国注射机进口量比1990年减少4.1％;美国国产注射机的销售额除0～99吨级(美吨,下同)上升5％外,其余吨位级别均下降。
According to the figures provided by the plastics machinery branch of the American Plastics Industry Association, the import volume of injection machines in the United States fell by 4.1% in 1991 compared with 1990; the sales volume of domestic injection machines in the United States was divided by 0 to 99 tons (US tons). With the same rise of 5% below, the remaining tonnage levels all declined.