As the engine becoming more intensify and its speed increasing quickly, the development and application of new model valve train getting more and more urgently.
随着对发动机性能和排放要求的不断提高，使得配气机构的开发和研制以及使用新型配气机构变得更加迫切。
As the engine becoming more intensify and its speed increasing quickly, the development and application of new model valve train getting more and more urgently.
随着对发动机性能和排放要求的不断提高，使得配气机构的开发和研制以及使用新型配气机构变得更加迫切。
应用推荐