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综述了日本１９９７～１９９８ 年度空分设备、气瓶、电子气体设备、焊接和切割设备、医疗气体设备等的市场情况。
The market conditions of air separation equipment, gas cylinders, electronic gas equipment, welding and cutting equipment, medical gas equipment in Japan from 1997 to 1998 are summarized.