With a purpose of overcoming the defects formed in foam plastic mould in the investment moulding cast, a kind of mending paste is manufactured by ourselves.
为克服消失模铸造中所用泡沫塑料模产生的缺陷，自制了一种修补膏。
The stability of feed system was analysed importantly, equivalent rigidity and critical creeping speed of XH715 feed system was calculated, the cause of using paste to mould rail was put forward.
重点分析了进给系统的稳定性，计算出进给系统的等效刚度和临界爬行速度，给出了采用贴塑导轨的原因。
The stability of feed system was analysed importantly, equivalent rigidity and critical creeping speed of XH715 feed system was calculated, the cause of using paste to mould rail was put forward.
重点分析了进给系统的稳定性，计算出进给系统的等效刚度和临界爬行速度，给出了采用贴塑导轨的原因。
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