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为适应汽车工业发展需要,促进制动制品质量的不断提高,中国建材工业协会石棉制品协会于1990年4月5日至7日在长春汽车材料研究所召开了1989年度全国BJ212汽车前制动器衬片和离合器面片质量检测总结
In order to meet the needs of the development of the automotive industry and promote the continuous improvement of the quality of brake products, China Building Materials Industry Association asbestos products Association in April 5, 1990 to 7 in Changchun Automobile Materials Research Institute held the 1989 BJ212 car front brake lining And Clutch patch quality inspection summary