卷闸门；
Roller shutter type, mainly divided into the following categories.
卷帘门种类众多，主要分为以下几种类别。
The roller shutter retractor device arranged in the boot can also prevent theft.
卷帘伸缩装置装在尾箱内还可以防盗。
Aluminum roller shutter was introduced into China in 1990's with the feature of sunshade, sound insulation, guard and saving energy.
铝合金卷窗在上世纪90年代引进中国，具有遮阳、隔音、防盗、美观、节能等效果。
Based on design case study, the article analyzed the design method of the fire roller shutter and its control modes in high-rise buildings.
通过工程设计实例，分析了高层民用建筑中防火卷帘及其电控方式的设计方法。
They have been widely used in commercial appearance and indoor activity space occasions and have become the latest substitute traditional roller shutter doors.
广泛用于商业门面及室内活动分隔场合，成为传统卷帘门的最新替代品。
Problems arising in the auto-control process of the fire roller shutter are being discussed in this paper and measures in solving these problems are presented as well.
对防火卷帘在自动控制过程中所出现的问题进行了分析，提出了改进措施。
The inventing goal is to provide the electric roller shutter reducer which has the advantages of small volume, light weight, convenient and safe operation and long service life.
发明目的是提供一种体积小重量轻、操作方便安全、使用寿命长的电动卷帘减速机。
The company specializes in producing series of electric telescopic door Opener, series electric roller shutter door machine, garden motors, mill motors and energy-efficient motor bike.
本公司专业生产系列电动伸缩门开门机、系列电动卷帘门机、园林电机、粉碎机电机及电动自行车节能型电机。
Main failures of roller shutter dry seal gas holder and its accessory systems in recovering gas are summarized, the countermeasures taken are introduced, and some Suggestions are put forward.
对卷帘密封干式气柜及其辅助系统在回收瓦斯运行中的主要故障、所采取的对策加以归纳总结，并提出了一些提高安全性的建议。
Main failures of roller shutter dry seal gas holder and its accessory systems in recovering gas are summarized, the countermeasures taken are introduced, and some Suggestions are put forward.
对卷帘密封干式气柜及其辅助系统在回收瓦斯运行中的主要故障、所采取的对策加以归纳总结，并提出了一些提高安全性的建议。
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