出模;脱模;卸模
it adopts various materials compound which reduces mould unloading resistance and achieve good lubrication effect obviously .
采用多种材料复合,润滑效果显著,可以显著降低脱模阻力。
structural design analysis of quadruple mould unloading hot core box heated by coal gas
煤气加热四开模热芯盒结构设计及要点分析
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