照片说明右上图:北京热电站外景。右中图:经过工地职工努力,已经显著地改善了工地现场上的材料、设备堆放及清洁情况,图为大批钢材和预热器组件都已有秩序地存放在适当场地上。右下图:工人们在紧张地进行过热器组合安装。在下3图中;上图:锅炉工地孙洪锦主任(右)同起重工一道在吊煤 Photo description top right: Beijing Thermal Power Station location. Right at middle right: Through the efforts of site staff, the materials, equipment and cleaning of the site have been remarkably improved. A large number of steel and preheater components are stored in proper places in an orderly manner. Bottom right: Workers are nervously installing superheaters. In the next three pictures; Above: boiler site Sun Hongjin director (right) together with the heavy industry in coal