Injection mould feed system is an important component of the structure design of injection mould, and is also the only channel for molten plastic flowing into mold cavity.
浇注系统是注塑模具结构设计中的一个重要组成部分，也是塑料熔体进入模具型腔的唯一通道。
The design includes the mould structure, the mould cavity, the pour system, and so on.
通过计算设计了注塑模具的成型结构、 脱模机构、浇注系统等方面。
My paper is including two parts: the design and implement of the external cavity laser diode (ECLD) current source and the research of network data disaster recovery system.
课题工作内容主要分为：外腔半导体激光器用恒流电路的设计与实现和基于网络的远程数据备份容灾方案两大部分。
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