求翻译：　　中国汽车工业咨询发展公司首席分析师贾新光表示，车辆的保养周期都是主机厂依据发动机的设计并经长期测试后各自制定的，是建立在一定的理论基础之上，是科学的。因此，在新车交接时，经销商有责任和义务向消费者讲解说明书，并定期培训或以其他形式普及汽车保养知识。但以赢利为目的，“忽悠”消费者频繁保养的做法显然是不可取的。是什么意思？

The development of China's auto industry consulting company, said Jia Xinguang, chief analyst, vehicle maintenance intervals are based on the engine OEMs to design and develop their own after a long period of testing, is based on a theoretical basis, is scientific. Therefore, the transfer car, the d

China's auto industry advisory development company Jia Xinguang, said Chief analyst of vehicle maintenance cycle is based on host plant engine design and after a long after the test, the respective formulation is based on a set of theory, is based on science. Therefore, in the new car dealers, hando

　　China Automobile industry Consultation Development Company chief analyst Jia Xinguang indicated that, the vehicles maintenance period all is the main engine factory rests on the engine the design and after the long-term test respective formulation, is the establishment above certain rationale, is

　　Advisory development company China automobile industry chief analyst said Jia xinguang, vehicle maintenance cycle is a host after long-term testing, the plant based engine design and develop was built on certain theoretical basis, is scientific. Therefore, at the time of transfer of new car, the d

　　China National automotive industry consulting development company said Jia xinguang, Chief Analyst, service intervals are based on the main engine of the vehicle after long-term testing, the design and formulation, is based on a certain theory, is scientific. Therefore, at the time of transfer of