glass parison 玻璃雏型
parison swell [玻璃] 型坯膨胀
parison maker 型坯工
parison transfer 雏型转移
parison checks [机] 雏形裂纹
parison theory 社会比较理论
Parison Programming 塑胚规划
N an unshaped mass of glass before it is moulded into its final form 型坯
Parison formation is a critical stage in plastics extrusion blow molding.
型坯成型是塑料挤出吹塑中的一个重要阶段。
The parison swell in the extrusion blow molding was analyzed systematically.
本文系统地分析了挤出吹塑型坯的膨胀。
The results show that the optimal bottle performance requires modified screw, processing parameter, parison design and stretch ratio.
结果表明，为了得到理想的制品外观和性能，需要对挤出螺杆、加工工艺参数、型坯设计和拉伸比进行改进。
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