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Life-saving Ladder / life-saving ladder

Life-saving Ladder
Life-saving Ladder

This escalator is designed by using
the principle of straw ,can quickly
in the floor relief,folded save a
bigger space.

University

Zhejiang Shuren University

Zhejiang Shuren University
Hangzhou, China

Design

Zhejiang Shuren University

Zhejiang Shuren University
Hangzhou, China

Nan Zhang