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1999年12月29日,在甘肃省交通厅、甘肃省建委、甘肃省公路局的大力支持和协助下,甘肃省公路学会道桥专业委员会、甘肃省土木建筑学会路桥及地下工程学术委员会和柳州市建筑机械总厂(OVM)联合在兰州举办了“预应力技术应用与发展研讨会”。随着国家对西部大开发政策的实施,近年来西北各省加快了建设与发展步伐。为顺应西北建设的客观需
On December 29, 1999, with the support and assistance of the Gansu Provincial Communications Department, the Gansu Provincial Construction Commission, and the Gansu Provincial Highway Bureau, the Gansu Provincial Highway Research Institute Road and Bridge Professional Committee, Gansu Province Civil and Architectural Association Road and Bridge and Underground Engineering Academic Committee, and Liuzhou The Municipal Construction Machinery Plant (OVM) jointly organized a “Seminar on Application and Development of Prestressed Technology” in Lanzhou. With the implementation of the State’s policy for the development of the western region, the provinces in northwest China have accelerated the pace of construction and development in recent years. In order to comply with the objective needs of northwest construction