浙江华峰氨纶股份有限公司近日发布公告称,该公司和中国铁道科学研究院铁道建筑研究所签订了聚氨酯固化道床项目的技术研发、产业化推广与应用等方面的协议。聚氨酯固化道床是一种新型铁路轨道,它通过聚氨酯产品把道床上的碎石凝结在一起,集无砟轨道与有 Zhejiang Huafeng Spandex Co., Ltd. recently issued a public notice that the company and the China Railway Academy of Railway Engineering Institute signed a polyurethane curing bed project technology research and development, industrialization and application of such agreements. The polyurethane solidified track bed is a new type of railway track that condenses the rubble on the ballast bed with polyurethane products and combines ballastless track with