A dissertation is made on every parts of the structure and working principle of the compression mould.
分析了该塑件的特点，给出了实用的压模结构，论述了模具结构设计和工作过程。
The mould service life is raised one time above compared with the conventional compression molding mould.
且与传统的压塑成型模具相比寿命可提高1倍以上。
The characterteristic, molding process of injection-compression molding and the key points of mould design were described.
阐述了抑制塑料透镜变形所采用的注射-压缩成型技术的特点、成型过程及其模具设计的要点；
The characterteristic, molding process of injection-compression molding and the key points of mould design were described.
阐述了抑制塑料透镜变形所采用的注射-压缩成型技术的特点、成型过程及其模具设计的要点；
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