One kind of plastics parison controlling way of continuous output mode was given, and it can eliminate molding defect of the points output-controlling mode in poor quality and short life.
给出了一种连续输出模式的塑料型坯控制方法，能克服塑料型坯在点控制方式下质量差寿命低的缺陷。
This paper introduces six kinds of polymer tubes continuous biaxial drawing technology, we simply introduce their molding methods, process equipment and performance improvement.
介绍了六种塑料管材连续双向拉伸技术，对其成型方法、加工装置和性能提高都作了简单介绍。
The continuous extrusion molding technology of microcellular plastics was summarized.
综述了飞机用微孔塑料连续挤出成型技术。
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