各位专家、教授同志们:能够参与这样一个集聚各方专家、教授和企业界的同志们一同参加的、研究中外建材新材料、新工艺、新设备的峰会,很高兴,特别是听到《国外建材科技》杂志的名字更感亲切,因此我来谈一点我的体会。大家知道,市场经济的基本特征是供求规律,价值规律和竞争规 Experts, professors and comrades: We are very glad to be able to participate in such a gathering of experts, professors and comrades from all walks of life who participate in the study of new materials, new techniques and new equipment for Chinese and foreign construction materials. In particular, we are pleased to hear "Foreign Building Materials Technology magazine’s name more cordial, so let me talk about my experience. We all know that the basic characteristics of a market economy are the law of supply and demand, the law of value and the rules of competition