The improvements of new diesel engines in terms of cylinder head side walls, middle walls, inlet and exhaust passages and valves were presented.

对新的柴油机在气缸盖侧壁、中隔板、进排气道以及气门方面的改进进行了介绍。

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The improvements of new diesel engines in terms of cylinder head side walls, middle walls, inlet and exhaust passages and valves were presented.

对新的柴油机在气缸盖侧壁、中隔板、进排气道以及气门方面的改进进行了介绍。

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