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Barrier addition for use by blind people - consists of light attachment to a temporary barrier frame which can be detected by blind person's stick.
Barrier addition for use by blind people - consists of light attachment to a temporary barrier frame which can be detected by blind person's stick.
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机译:供盲人使用的障碍物添加物-将光连接到临时障碍物框架上,盲人的棍子可以检测到该障碍物。
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摘要
The folding barrier may be made of a folding framework (A). A lightweight strip is added to the framework at a short distance off the ground. The lightweight strip forms a permanent part of the frame except at openings (11), where it is demountable. USE/ADVANTAGE - Addition to barrier framework allows barrier to be detected by blind person with their stick.
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