This paper describes in detail the AVL Company developing process of modern engine air ports,the testing technologies of air ports,the eddy current adjustment in cylinder head,CAD/CAM for the air ports and the evaluation methods for air ports.

• 详细地介绍了AVL公司现代气道开发流程、气道试验技术、缸盖涡流调整、气道CAD/CAM及气道评价方法。