可另加防护圈，提高防护等级为IP54。
It can be add protection circle to increase protection grade: IP54.
双圈护栏网可用于高速公路、机场、市政绿地、园林花坛、单位绿地、港口绿地的装饰防护。
Double Circle Fence can be used for highways, airports, municipal green space, garden flower beds, units green space and port green space of the decorative and protective.
高密度发泡实心硅胶密封圈，防尘防水等级高，灯具防护等级IP65,1级电气绝缘保。
High-density foam solid silicon rubber sealing ring, high level of dustproof and waterproof, IP65, electrical insulation protection is 1 degree.
搪瓷器皿磁性防护底圈属日用轻工产品。
The utility model relates to a magnetic protective bottom ring of an enamel ware.
熔断器是由熔断件、手柄和支持件、密封圈、防护罩等组成。
The fuse consist of a fuse-link, a fuse-carrier and a fuse-mount seal washer shield etc.
高密度发泡实心硅胶密封圈，防尘防水等级高，灯具防护等级IP65,1级电气绝缘保护。
High-density foam solid silicon rubber sealing ring, high level of dustproof and waterproof, IP65, electrical insulation protection is 1 degree.
双圈防护网结构：用冷拔碳钢丝焊接成网筒状卷边与网面一体，用连接附件与钢管支柱固定。
Structure: the edges are cylingder rooled with colddrawn lowcarbon steel wire, forming a whole with the mesh sheet.
双圈防护网特点：强度高、刚性好、造型美观、视野宽广，安装简便，感觉明亮、轻松。
Characteristhics: high strength fine steel, beautiful appearance, wide view, easy installation bright and comfortable feeling.
双圈防护网特点：强度高、刚性好、造型美观、视野宽广，安装简便，感觉明亮、轻松。
Characteristhics: high strength fine steel, beautiful appearance, wide view, easy installation bright and comfortable feeling.
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