The new technique of vacuum diecast and oxygenation diecast are introduced in some aspects, which are basic principle, equipment, characteristic and application.
本文介绍了两种压铸新技术——真空压铸和充氧压铸的基本原理、设备、特点及应用。
It been a long time, it's time to elease diecast Mark 4 armor, with its handsome appearance streamline, and Classic red color, making him one of the armor we are most like!