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格式: 圖書
語言:英语
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era
format Book
genre
geographic
id cfd0658a-4d69-4efc-b68b-bcdac7e027ec
isbn
issn
language eng
physical v, 63 pages :illustrations, forms ;28 cm
publication – publisher: Virginia Transportation Research Council
  dateOfPublication: 1995
publishDate 1995
subjects
title An evaluation of detectable warning surfaces for sidewalk curb ramps / Amy A. O'Leary ... [and others].
topic Pedestrian facilities design
Sidewalks
Transportation markings.
Blind
Waymarks.
Blind
Pedestrian facilities design.
Sidewalks
Transportation markings.