2000年 1～ 11月，株洲硬质合金厂的工业水重复使用率达到 77.98％，优于国内有色行业 7.98个百分点，接近新建企业标准。 该厂是一个以钨、钼、钴、铌等稀有金属冶炼加工为主的老企业，年工业用水量近 2 000万 t。按行业标准，老企业的工业用水重复使用率为 70％，新建企业为 From January to November 2000, the reuse rate of industrial water in Zhuzhou Cemented Carbide Factory reached 77.98%, which was 7.98% higher than the domestic non-ferrous industry, close to the new enterprise standard. The plant is an old enterprise mainly engaged in smelting and processing of rare metals such as tungsten, molybdenum, cobalt and niobium. The annual industrial water consumption is nearly 20 million tons. According to the industry standard, the old enterprise’s industrial water reuse rate is 70%, and the new enterprise is