以介绍康明斯引擎控制器ais的结构特点入手，着重对其使用方法、设定调整、工作情形以及故障代码指示等进行分析。

This paper introduces the structural features of controller AIS for Cummins engines and analyzes its usage, setting adjustment, working situation and fault code.

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远离非洲来到美国中部印第安州的哥伦布市，制造引擎的康明斯公司的代表在公司总部为来访者作导览。

Far away from Africa, in the central U.S. state of Indiana, in the city of Columbus, a representative for the Cummins engine-making company gives a tour of headquarters.

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