nozzle entrance section 喷管入口段
A preheating is made in an entrance section (80), and a stretching is made in a stretching section (81).
在入口部分(80)中进行预加热，并且在拉伸部分(81)中进行拉伸。
This product is mainly applicable to the tunnel: entrance section, change-over portion, basic segment and exit section.
本产品主要适用于隧道的：引入段、过渡段、基本段、出口段。
The lowest section near the road is integrated with the southwest pergola that defines the entrance and it also connects all the sections together.
靠近道路最矮的体量与最南端的藤架结合在一起，形成了入口空间，当然它也与其他的各个部分联系在一起。
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