Some metallic parts are successfully fabricated using a vacuum pressure difference casting technology and a casting mould shell technology.
通过采用真空压差铸造工艺，结合铸造型壳的制造，成功制造出金属零件。
2
The current research and application status of the creep resistant magnesium alloys used for high pressure die casting and for gravity casting in automobile were reviewed.
综述了压力铸造和重力铸造两大类抗蠕变镁合金的研究开发现状及其在汽车上的应用状况。
3
The important role of liquid surface pressure control system on density of casting during die casting process and different process has been put forward.