本文简要地介绍了在研究硬质合金微观结构时，应用离子薄化技术制取供透射电子显微镜用的薄膜所获得的良好效果。
This paper concisely describes the good results gained in making foils of cemented carbides for TEM by ion milling technique in the study of micro-structure.
采用温挤压制坯与温冲压成形相结合的近净成形加工技术，对壁薄且外形复杂的2a12铝合金小型外壳体进行精密成形加工。
Put forward the near-net-sharp forming process of warm extrusion and warm stamping to manufacture the precision forgings for the thin-wall shell bodies made of 2a12 aluminium alloy.
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