目前冷板的充冷时间长，延长了货物运转周期。
At present, freeze time is long, and it will prolong the movement period of cargo.
通过反应注射成型冷态充模模拟，考察了充模过程中各种气泡的形成过程。
Through the experimental simulation of RIM mold filling with low viscosity fluid, the formation of air bubbles in RIM process was studied.
根据江苏省机械设计研究所为该型冷拔机撑杆提供的设计参数，对其强度、刚度和稳定性作了详细分析与计算，并给出理想充压方。
According to Jiangshu Province Machinery design Research Institute provides design parameter for it, analysis strength, stiffness and stabilization, gives a ideal supercharging pressure way.
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