模具专业英汉词典模具常用成形方式 accurate die casting 精密压铸powder forming 粉末成形 calendaring molding 压延成形 powder metal forging 粉末锻造 cold chamber die casting 冷式压铸precision forging 精密锻造 cold forging 冷锻press forging 冲锻 compacting molding 粉末压出成形rocking die forging 摇动锻造 compound molding 复合成形rotary forging 回转锻造 compression molding 压缩成形rotational molding 离心成形 dip mold 浸渍成形 rubber molding 橡胶成形 encapsulation molding 注入成形sand mold casting 砂模铸造 extrusion molding 挤出成形shell cas