根据煤炭工业部的规划,“七五”期间准备新建选煤厂75座,改建25座,年入洗能力约1亿t,并要建成一批现代化的选煤厂,在1990年全部实现洗水闭路循环。要实现该目标,固然与生产、科研、制造、设计各部门有密切关系,但设计部门 According to the plan of the Ministry of Coal Industry, 75 new coal preparation plants will be prepared during the “Seventh Five-Year Plan” period, 25 of which will be rebuilt. The annual cleaning capacity will be about 100 million tons and a batch of modern coal preparation plants will be built. Water closed loop. To achieve this goal, of course, and production, research, manufacturing, design all departments are closely related, but the design department