... 方波孕育发生器squarer 方型牙板rectangular die 方格纸;网格纸grid paper ...
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Rectangular die plates 矩形模板
Rectangular die springs 矩形模具弹簧
die-cast die components-rectangular insert blocks 矩形镶块
·2,447,543篇论文数据，部分数据来源于NoteExpress
The effects of geometrical parameters of die and shear rates on the die swell of PVC extruded through rectangular die were discussed, and the special rules were also analyses theoretically.
研究了PVC材料通过矩形口模挤出时，口模的几何参数和剪切速率对离模膨胀的影响，并从理论上分析了其特征规律。
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