编辑同志: 贵刊在本年第4期技术服务栏目中曾发表过我写的一篇短文“黄河JN1171/27型汽车修理后为何还费机油”,引起了山东活塞环总厂的重视。6月4日他们派专人来我厂了解使用情况并识别是否假冒产品。很遗憾,既未找到原包装盒,又已扔掉旧件,而在无实据检析情况下,厂方慷慨地特送一副活塞环供我们使用。近日,我们把这副活塞环装在37/32487号车上。装配时经测量:活 Edit comrades: your magazine in the fourth issue of this year’s technical services column has published an article I wrote “Yellow JN1171 / 27-type car repairs why the cost of oil,” attracted the attention of Shandong Piston Ring Plant. On June 4, they sent someone to our factory to understand the usage and identify whether to fake the product. Unfortunately, neither the original box was found nor the old one had been thrown away, and in the absence of substantiated analysis, the factory generously sent a piston ring for our use. Recently, we put this pair of piston rings mounted on the 37/32487 car. Measured during assembly: live