为啥盲道上电车比盲人还多？

Core Viewpoint - The article discusses the issue of tactile paving, originally designed to assist visually impaired individuals, being obstructed by shared bicycles, bricks, and road posts in urban areas of China, despite the country having the longest tactile paving network in the world [1] Group 1 - Tactile paving is intended to guide visually impaired individuals through tactile sensations [1] - China has the world's longest tactile paving network, with extensive coverage in urban areas [1] - The effectiveness of tactile paving is compromised by various obstructions, including shared bicycles and other urban fixtures [1]