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2000年下半年至2001年上半年，我国的各种汽车杂志及报纸纷纷地报道和介绍一种新型的，已广泛流行于欧美、能够有效治理汽车尾气排放的车辆检查维护制度(即I/M制度)，但由于素材来源不同，报道的深度、范围也有很大差异，在某些问题上甚至说法不一，以致产生分歧，使有些读者感
From the second half of 2000 to the first half of 2001, various automobile magazines and newspapers in China reported one after another and introduced a new type of vehicle inspection and maintenance system that has been widely used in Europe and the United States and capable of effectively managing automobile exhaust emissions (ie I / M System). However, due to the different sources of materials, the depth and scope of the reports vary greatly. Even on some issues, they are even different, resulting in disagreements that make some readers feel