7.1.1

Forwards overbalancing and sideways overbalancing for chairs withour arms　向前稳定性及无扶手椅子的侧向稳定性

7.1.2

Rearwards overbalancing　向后稳定性

7.1.3

Sideways overbalancing for chairs with arms 　带扶手的椅子侧向稳定性

7.2

Experimental method - stool: all directions　板凳各向稳定性

 
Sample required: 3 set of completed products with assembly instruction (if applicable) is recommend.

 
样品要求: 全套样品3套并包括安装说明书(如适用).

 
Turnaround time: Regular (8 working days), Express (7 working days).

 
所需时间 :标准(8 个工作天), 加快(7 个工作天).