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GZ255E型工字轮在江苏溧阳县工字轮厂研制成功,通过技术鉴定,并投入批量生产。它的问世解决了我国及国外金属抽丝
The GZ255E type I-wheel was successfully developed at the Shuzi County I-wheel Factory in Jiangsu Province. It passed technical appraisal and was put into mass production. Its advent to solve the metal spinning in China and abroad