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“低烟阻燃耐热PVC新型建材专用料的研制”是2000年国家科技部专项基金研发项目,广州合成材料研究院技术开发研究所经两年努力,近日已
“Low-smoke flame retardant PVC new building materials for the development of” is the 2000 Ministry of Science and Technology special fund R & D projects, Guangzhou Institute of Synthetic Materials Technology Development Institute after two years of hard work, recently has