《物资经济研究》编辑部: 当前我们国家的财力、物力还不十分富裕,要加快四化建设的速度,除增加生产外,还必须厉行节约。这使我回想起来了前几年各级物资经营部门的旧料回收制度,确实是一项厉行节约的好办法。例如,要购买新的汽车配件汽缸体、曲轴、活塞、汽泵、汽缸床、汽车轮胎等等,必须交旧料,物资经营部门才售给用户新产品。就是到石油经营部门购买润滑油,也必须交一定比例的废油,否则要按比例扣发 At present, our country’s financial and material resources are not yet very prosperous. To speed up the construction of the four modernizations, we must not only save money but also increase production. This reminds me a few years ago materials recycling departments at all levels of the old material recovery system is indeed a good way to save. For example, to buy a new auto parts cylinder block, crankshaft, piston, steam pump, cylinder bed, car tires, etc., have to pay the old materials, materials business department before selling to users of new products. Is to buy petroleum oil business sector, must also pay a certain percentage of waste oil, or to be deducted in proportion to