It is the mechanical and electrical properties of the fire products, so the installation of fast shutter door should always be in a normal state.

它是机械与电器综合性能的消防产品，因此对安装好的快速卷帘门应始终处于正常状态。

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We had better buy a fire resistance rolling shutter door.

我们最好买个防火卷帘门。

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Guangzhou yajunyun door industry co. , LTD is a professional design, production, sales, installation of fire doors, fire shutter, fire glassdoors, security doors production enterprises.

是一家专业设计、生产、销售、安装防火门、防火卷帘门、防火玻璃门、防盗门的生产企业。

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Because of the camera's silent electronic shutter, you won't need to deal with a rapid-fire shutter sound either.

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The mayor's preliminary budget proposal for the fiscal year beginning July 1 calls again for the FDNY to shutter 20 fire companies, a proposal that council members have blocked in the past.

WSJ: FDNY Exam Now Looking Costly to City

When connected, users are able to share their images taken with the D600 through their mobile device to their social circles, as well as send and download images from their camera to a compatible device.3 The adapter also allows users to remotely fire the D600's shutter from up to 50 feet from the camera, which is ideal for capturing photos from unique vantage points.

ENGADGET: Nikon unveils lightweight, full-frame D600 DSLR -- hands-on and low-light samples (video)