降低注塑压力，减少成型和保压时间。
Lower to note the pressure of mold, reduce to model and protect to press time.
为了更好地复制模具外表，成型温度应得当高一些，注塑压力应尽约摸大一点；
In order to better copy mould appearance, molding temperature should be proper high some, injection pressure, should do about big;
注塑工必须认识过快填充速度、不足注塑压力、过高融化温度和不充分挤压的危害性。
The molder must recognize the dangers of excessive fill speed, insufficient injection pressure, excessive melt temperature, and inadequate packing.
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