The gas hole , shrinkage cavity and crack were eliminated through up - grading technology.

并且改进工艺,以消除气孔 、 收缩和裂纹.

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The main deformity of the center housing cast in the automobile turbocharger is shrinkage cavity.

在汽车涡轮增压器中心架铸件生产中主要产生缩孔缺陷.

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A new method was developed to simulate quantitatively the formation of shrinkage cavity in steel castings.

本文提出了一种新的三维定量模拟铸钢件缩孔形成的方法.

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Stomatal dispersed shrinkage, shrinkage cavity, sonim and slag inclusion belong to this kind of defect.

属于这种类型的缺陷有气孔、缩松 、 缩孔 、 夹砂、夹渣等.

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