对金属型离心铸造高性能气缸套的缺陷进行了分析，介绍了工艺改进措施及取得的效果。
Defect analysis in cylinder sleeve with high performance by centrifugal casting in metallic mold is made. Measure to technological improvement and effect obtained are introduced.
发动机曲轴箱和气缸体通常铸造成为一体，因此算作汽车中最大且最复杂的金属结构。
The engine crankcase and block are usually cast into one piece and therefore can be seem as the largest and most intricate piece of metal in automobile.
在内燃机的生产过程中，气缸盖铸造水芯的冷却效率对于发动机的热应力分析至关重要。
In the process of diesel engine manufacturing, the cooling efficiency of the casting core of cylinder head is critical to the thermal stress analysis.
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