建材专业配件对保证机械设备的正常运转和生产有着不可忽视的作用。1973年,正当十年内乱之中,国民经济失调,专业配件的供需矛盾十分突出。在企业的迫切要求下,我们开始对华东区主要建材企业的专业配件实行定额管理。十年来,全区列入管理范围的86个大小水泥厂(大中型厂、年产量3.2万吨以上和磨机 Building materials professional accessories can not play a role in ensuring the normal operation and production of machinery and equipment. In 1973, during the decade of civil unrest, the national economy was out of tune, and the contradiction between supply and demand for professional accessories was very prominent. At the urgent request of the company, we began to apply the quota management to the professional accessories of the major building materials companies in East China. In the past ten years, 86 large- and medium-sized plants, large- and medium-sized plants, annual production capacity of over 32,000 tons, and mills have been included in the management of the region.