考察了宽幅机头对于不同厚度片材的挤出适应性，得到结论：当生产不同厚度的片材时， 阻尼块高度需要调整。 关键词：高分子防水卷材，三维有限元，流场分析，挤出机，机头。
As far as the practicability of the die for the thickness, the height of the block would be adjusted when extruding the sheets with different thickness.
针对这些问题，提出一种新型减隔震支座，它是由聚四氟乙烯滑板、肘块、支柱和高弹性阻尼橡胶体通过连杆连接而成。
Aimed at these problems, this paper puts forward a new isolation bearing which is composed of polysaccharides slide, elbow block, brace, connecting poles and high elastic damping rubber dampers.
针对这些问题，提出一种新型减隔震支座，它是由聚四氟乙烯滑板、肘块、支柱和高弹性阻尼橡胶体通过连杆连接而成。
Aimed at these problems, this paper puts forward a new isolation bearing which is composed of polysaccharides slide, elbow block, brace, connecting poles and high elastic damping rubber dampers.
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