活塞作为发动机核心部件，它的设计是否合理直接关系到内燃机可靠性、寿命、经济性等。
Piston is a center part of Diesel so the reasonable design of piston directly relates to the reliability, lifetime and economic performance.
可靠性：一辆纯电动汽车比一辆内燃机驱动的汽车零件更少。
Reliability: a pure electric vehicle has a lot fewer parts than one powered by an internal combustion engine.
凸轮挺柱机构是内燃机的重要零件副之一，其性能的优劣直接影响到内燃机的经济性和可靠性。
The function of the cam follower directly influences the economic value and reliability of an internal combustion engine, so the cam follower is studied in this paper.
零件之间的接触与配合问题在内燃机零件强度和可靠性设计中是一个迫切需要解决的重要问题。
The contact and fitting between the engine parts are exigent problems in the design of intensity and reliability.
机油消耗率不仅直接关系到内燃机的经济性、动力性和可靠性，而且与内燃机颗粒排放之间有着密切的联系。
The oil consumption not only affects economy, dynamics and reliability of IC engine, but also relates to the particulate emission of IC engine.
从系统工程的观点出发，指出了提高“节能内燃机产”可靠性的途径。
From the point of view of system engineering, it points out the way to increase the reliability o...
内燃机机油泵的可靠性是难以保证而又必须保证的重要指标。
The reliability of oil pump of internal combustion engine is a very important factor to be guaranteed which is also difficult to be assured.
内燃机机油泵的可靠性是难以保证而又必须保证的重要指标。
The reliability of oil pump of internal combustion engine is a very important factor to be guaranteed which is also difficult to be assured.
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