cold extrusion的用法和樣例：
例句
- The blank treatments before cold extrusion were also drawn up and the die structure of the cold extrusion was designed.
擬制了冷擠壓前的毛坯處理及設計了冷擠壓模具結構。 - Describe some questions of the national standard modification statement of steel for cold heading and cold extruding.
簡述了冷鐓和冷擠壓用鋼國家標準修訂說明中的一點兒問題。
