1.前言东邦锌公司安中冶炼厂,在近十多年来,积极地进行了节约劳动力和节约电能的工作,1977年已基本完成了一些大的改进工程,现已收到一定的效果;特别是节约电能方(?)更是目 1. Foreword Toho smelter, Toho zinc company, has actively carried out labor-saving and energy-saving work in the past decade or so. In 1977, some major improvements were basically completed and some effects have been received In particular, energy-saving side (?) Is even more head