Each must have stainless steel valve stem and decoration the valve should be provided with a waterproof housing and the end flange connection, unless otherwise indicated.

每个阀须有不锈钢干和装饰阀门应具有防水住房和提供法兰连接结束，除非另有说明。

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The paper expounds the construction technology of large areas waterproof concrete in the construction of large-scale air-defense concrete project for Masteel Garden Housing.

通过对马钢某住宅小区大型人防工程混凝土施工的介绍，阐述了大面积防水混凝土的施工技术。

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In this paper, the laying of asphalt for waterproofing and asphalt paving method waterproof layer the two aspects were described, to provide reference for related housing construction officers.

本文就沥青防水层的铺设准备和沥青防水层的铺设方法两个方面进行了阐述，以供相关房建人员参考。

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While there is a waterproof housing, the camera itself will take the elements on pretty well thanks to its IPX7 rating.

ENGADGET

Built in a tough waterproof housing with anti-shake technology, the Polaroid XS80 is also shock and impact resistant allowing it to be used in all types of daring environments.

ENGADGET: Polaroid's XS80 action camera records adventures in 1080p, whether you're shaking or not

The inclusion of standard tripod connections (in both the device itself, and the waterproof housing) meant that we could use it with a monopod, which makes self-filming that much easier.

ENGADGET: Veho Muvi HD 'NPNG' Edition action camera impressions (video)