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海面采用高回弹冷固定型海绵、软硬适中、回弹速度快、不变形、密度、回弹拉伸强度、断裂伸长度、压陷负荷均符合国家标准、防静电都比普通海绵好，海面的形状既具现代美感又符合人体工程原理、坐感舒适。

 

Surface using high resilient cold type fixed sponge, soft hard moderate, springback speed, deformation, density, tensile strength, breaking elongation, sag load are accord with national standards are better than ordinary sponge, anti-static, the shape of the surface with modern aesthetic feeling and accord with human body engineering principle, sit feels comfortable.