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1978年2月24日至2月28日,铁道部科学技术委员会在西安第一工程局,召开了汉江大桥技术鉴定会。会上,铁道部科学研究院桥梁
February 24, 1978 to February 28, the Ministry of Railways Science and Technology Commission in Xi’an First Engineering Bureau, held a Hanjiang Bridge Technical Appraisal. At the meeting, the Ministry of Railways Institute of Science and Technology bridge