在汽车涡轮增压器中心架铸件生产中主要产生缩孔缺陷。
The main deformity of the center housing cast in the automobile turbocharger is shrinkage cavity.
尤其是带涡轮增压器的发动机，更有必要使用挥发率较低的优质发动机机油，因为机油挥发也是导致汽车烧机油的一个重要因素。
In particular, the engine with turbocharger, it is necessary to use a lower volatility of high quality engine oil, because oil is also an important factor in causing the engine to burn oil.
涡轮增压器广泛应用于工程机械和大排量汽车，是影响其使用性能的关键部件。
The turbo-supercharger is widely used in engineering machinery and huge volume of vehicles, which is the key part to affect their performances.
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