玩具般的逃生通道童年时候,我们许多人都玩过滑梯或滑道,但谁能想到滑梯和滑道在紧急时候还能作为救生工具呢?日本研制的螺旋形室外楼梯,使用不锈钢制成,每层有两个回转,并设计有安全下滑的坡度,下降过程中十分平稳,对高层建筑的人员疏散很有帮助。 Toy-like escape routes Childhood, many of us have played slide or slide, but who can think of slide and slide in emergency can also be used as a lifesaving tool? Japanese developed spiral staircase, made of stainless steel, There are two turns on each floor, and the design of a safe decline in the slope, the decline is very smooth, evacuation of high-rise buildings helpful.