科技兴化见成效贵州省发展乡镇企业先进单位──贵州天和磷业股份有限公司在第四期工程建设中大大提高了科技含量，采用多项国内先进科技成果，特别是自行研制开发成功矿热炉六相电极和六相短网新技术，节约大量外汇支出，降低了成本，黄磷回收率高，吨耗电极大幅度下降。此项 The development of science and technology is effective The Guizhou Guizhou Tianhe Phosphor Industry Co., Ltd., an advanced unit in the development of township enterprises in Guizhou Province, has greatly increased its technological content in the construction of the fourth phase of the project and adopted a number of domestic advanced scientific and technological achievements, especially the successful development of its own mines. The new technology of the six-phase heat-exchanger electrode and the six-phase short-net technology saves a large amount of foreign exchange expenditure, reduces the cost, has a high recovery rate of yellow phosphorus, and drastically decreases the consumption of tons of electricity. This item