调整结构慎重决策———在中国水泥工业发展方向及产品质量标准问题研讨会闭幕式上的讲话国家建材局副局长杨志元这次会议是局有关部门去年就酝酿筹备的重要会议之一，是水泥界一次高层次的盛会，水泥界的几代权威和老局长都到了，可以说是汇集了水泥界的精英。专家们就中... Adjusting Structures and Prudent Decision-making – Speech at the Closing Ceremony of China Cement Industry Development Direction and Product Quality Standards Seminar Yang Zhiyuan, deputy director of the State Administration of Building Materials, was one of the important meetings for preparations for preparation by the relevant authorities last year. At a high-level event in the sector, several generations of authority and old bureaucrats in the cement industry have arrived, and it can be said that they are elites that have brought together the cement industry. Experts in the middle...