1)ESCS Engine Service Classification System (API),发动机服务分类系统(API)2)Native API,本机系统服务API3)EOLCS Engine Oil Licensing and Certification System (of API),发动机油润滑油登记及认证系统分类系统(属API)4)PC- API Categories for Diesel engines,API柴油发动机油分类5)classification of ecosystem services,生态系统服务分类6)API robot system,API机器人系统
