科学工作者基于滑板和铰链连杆机构，设计了一种可同时在平地和楼梯上使用的简易多功能逃生椅。
Based on skateboards and hinge linkages, a simple multifunctional evacuation chair is designed, which can be used both on ground and down stairs.
测试项目：椅面冲击测试，前角冲击测试，多功能沙发搁腿部和座部冲击测试。
Test items: the seat impact test, front impact test, multi-seat sofa resting legs and the Ministry of the impact test.
为此我们设计了这款多功能办公椅。
We have designed this multi-functional office chair of fund for this.
为此我们设计了这款多功能办公椅。
We have designed this multi-functional office chair of fund for this.
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